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path: root/drivers/net/wireless/ath6kl/os/linux/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/ath6kl/os/linux/cfg80211.c')
-rw-r--r--drivers/net/wireless/ath6kl/os/linux/cfg80211.c1467
1 files changed, 1467 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath6kl/os/linux/cfg80211.c b/drivers/net/wireless/ath6kl/os/linux/cfg80211.c
new file mode 100644
index 000000000000..402f98931b46
--- /dev/null
+++ b/drivers/net/wireless/ath6kl/os/linux/cfg80211.c
@@ -0,0 +1,1467 @@
+/*
+ *
+ * Copyright (c) 2004-2010 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 <linux/kernel.h>
+#include <linux/netdevice.h>
+#include <linux/wireless.h>
+#include <linux/ieee80211.h>
+#include <net/cfg80211.h>
+
+#include "ar6000_drv.h"
+
+
+extern A_WAITQUEUE_HEAD arEvent;
+extern unsigned int wmitimeout;
+extern int reconnect_flag;
+
+
+#define RATETAB_ENT(_rate, _rateid, _flags) { \
+ .bitrate = (_rate), \
+ .flags = (_flags), \
+ .hw_value = (_rateid), \
+}
+
+#define CHAN2G(_channel, _freq, _flags) { \
+ .band = IEEE80211_BAND_2GHZ, \
+ .hw_value = (_channel), \
+ .center_freq = (_freq), \
+ .flags = (_flags), \
+ .max_antenna_gain = 0, \
+ .max_power = 30, \
+}
+
+#define CHAN5G(_channel, _flags) { \
+ .band = IEEE80211_BAND_5GHZ, \
+ .hw_value = (_channel), \
+ .center_freq = 5000 + (5 * (_channel)), \
+ .flags = (_flags), \
+ .max_antenna_gain = 0, \
+ .max_power = 30, \
+}
+
+static struct
+ieee80211_rate ar6k_rates[] = {
+ RATETAB_ENT(10, 0x1, 0),
+ RATETAB_ENT(20, 0x2, 0),
+ RATETAB_ENT(55, 0x4, 0),
+ RATETAB_ENT(110, 0x8, 0),
+ RATETAB_ENT(60, 0x10, 0),
+ RATETAB_ENT(90, 0x20, 0),
+ RATETAB_ENT(120, 0x40, 0),
+ RATETAB_ENT(180, 0x80, 0),
+ RATETAB_ENT(240, 0x100, 0),
+ RATETAB_ENT(360, 0x200, 0),
+ RATETAB_ENT(480, 0x400, 0),
+ RATETAB_ENT(540, 0x800, 0),
+};
+
+#define ar6k_a_rates (ar6k_rates + 4)
+#define ar6k_a_rates_size 8
+#define ar6k_g_rates (ar6k_rates + 0)
+#define ar6k_g_rates_size 12
+
+static struct
+ieee80211_channel ar6k_2ghz_channels[] = {
+ CHAN2G(1, 2412, 0),
+ CHAN2G(2, 2417, 0),
+ CHAN2G(3, 2422, 0),
+ CHAN2G(4, 2427, 0),
+ CHAN2G(5, 2432, 0),
+ CHAN2G(6, 2437, 0),
+ CHAN2G(7, 2442, 0),
+ CHAN2G(8, 2447, 0),
+ CHAN2G(9, 2452, 0),
+ CHAN2G(10, 2457, 0),
+ CHAN2G(11, 2462, 0),
+ CHAN2G(12, 2467, 0),
+ CHAN2G(13, 2472, 0),
+ CHAN2G(14, 2484, 0),
+};
+
+static struct
+ieee80211_channel ar6k_5ghz_a_channels[] = {
+ CHAN5G(34, 0), CHAN5G(36, 0),
+ CHAN5G(38, 0), CHAN5G(40, 0),
+ CHAN5G(42, 0), CHAN5G(44, 0),
+ CHAN5G(46, 0), CHAN5G(48, 0),
+ CHAN5G(52, 0), CHAN5G(56, 0),
+ CHAN5G(60, 0), CHAN5G(64, 0),
+ CHAN5G(100, 0), CHAN5G(104, 0),
+ CHAN5G(108, 0), CHAN5G(112, 0),
+ CHAN5G(116, 0), CHAN5G(120, 0),
+ CHAN5G(124, 0), CHAN5G(128, 0),
+ CHAN5G(132, 0), CHAN5G(136, 0),
+ CHAN5G(140, 0), CHAN5G(149, 0),
+ CHAN5G(153, 0), CHAN5G(157, 0),
+ CHAN5G(161, 0), CHAN5G(165, 0),
+ CHAN5G(184, 0), CHAN5G(188, 0),
+ CHAN5G(192, 0), CHAN5G(196, 0),
+ CHAN5G(200, 0), CHAN5G(204, 0),
+ CHAN5G(208, 0), CHAN5G(212, 0),
+ CHAN5G(216, 0),
+};
+
+static struct
+ieee80211_supported_band ar6k_band_2ghz = {
+ .n_channels = ARRAY_SIZE(ar6k_2ghz_channels),
+ .channels = ar6k_2ghz_channels,
+ .n_bitrates = ar6k_g_rates_size,
+ .bitrates = ar6k_g_rates,
+};
+
+static struct
+ieee80211_supported_band ar6k_band_5ghz = {
+ .n_channels = ARRAY_SIZE(ar6k_5ghz_a_channels),
+ .channels = ar6k_5ghz_a_channels,
+ .n_bitrates = ar6k_a_rates_size,
+ .bitrates = ar6k_a_rates,
+};
+
+static int
+ar6k_set_wpa_version(AR_SOFTC_T *ar, enum nl80211_wpa_versions wpa_version)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: %u\n", __func__, wpa_version));
+
+ if (!wpa_version) {
+ ar->arAuthMode = NONE_AUTH;
+ } else if (wpa_version & NL80211_WPA_VERSION_1) {
+ ar->arAuthMode = WPA_AUTH;
+ } else if (wpa_version & NL80211_WPA_VERSION_2) {
+ ar->arAuthMode = WPA2_AUTH;
+ } else {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: %u not spported\n", __func__, wpa_version));
+ return -ENOTSUPP;
+ }
+
+ return A_OK;
+}
+
+static int
+ar6k_set_auth_type(AR_SOFTC_T *ar, enum nl80211_auth_type auth_type)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: 0x%x\n", __func__, auth_type));
+
+ switch (auth_type) {
+ case NL80211_AUTHTYPE_OPEN_SYSTEM:
+ ar->arDot11AuthMode = OPEN_AUTH;
+ break;
+ case NL80211_AUTHTYPE_SHARED_KEY:
+ ar->arDot11AuthMode = SHARED_AUTH;
+ break;
+ case NL80211_AUTHTYPE_NETWORK_EAP:
+ ar->arDot11AuthMode = LEAP_AUTH;
+ break;
+ default:
+ ar->arDot11AuthMode = OPEN_AUTH;
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: 0x%x not spported\n", __func__, auth_type));
+ return -ENOTSUPP;
+ }
+
+ return A_OK;
+}
+
+static int
+ar6k_set_cipher(AR_SOFTC_T *ar, A_UINT32 cipher, A_BOOL ucast)
+{
+ A_UINT8 *ar_cipher = ucast ? &ar->arPairwiseCrypto :
+ &ar->arGroupCrypto;
+ A_UINT8 *ar_cipher_len = ucast ? &ar->arPairwiseCryptoLen :
+ &ar->arGroupCryptoLen;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: cipher 0x%x, ucast %u\n", __func__, cipher, ucast));
+
+ switch (cipher) {
+ case 0:
+ case IW_AUTH_CIPHER_NONE:
+ *ar_cipher = NONE_CRYPT;
+ *ar_cipher_len = 0;
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ *ar_cipher = WEP_CRYPT;
+ *ar_cipher_len = 5;
+ break;
+ case WLAN_CIPHER_SUITE_WEP104:
+ *ar_cipher = WEP_CRYPT;
+ *ar_cipher_len = 13;
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ *ar_cipher = TKIP_CRYPT;
+ *ar_cipher_len = 0;
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ *ar_cipher = AES_CRYPT;
+ *ar_cipher_len = 0;
+ break;
+ default:
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: cipher 0x%x not supported\n", __func__, cipher));
+ return -ENOTSUPP;
+ }
+
+ return A_OK;
+}
+
+static void
+ar6k_set_key_mgmt(AR_SOFTC_T *ar, A_UINT32 key_mgmt)
+{
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: 0x%x\n", __func__, key_mgmt));
+
+ if (WLAN_AKM_SUITE_PSK == key_mgmt) {
+ if (WPA_AUTH == ar->arAuthMode) {
+ ar->arAuthMode = WPA_PSK_AUTH;
+ } else if (WPA2_AUTH == ar->arAuthMode) {
+ ar->arAuthMode = WPA2_PSK_AUTH;
+ }
+ } else if (WLAN_AKM_SUITE_8021X != key_mgmt) {
+ ar->arAuthMode = NONE_AUTH;
+ }
+}
+
+static int
+ar6k_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
+ struct cfg80211_connect_params *sme)
+{
+ AR_SOFTC_T *ar = ar6k_priv(dev);
+ A_STATUS status;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready yet\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->bIsDestroyProgress) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: destroy in progress\n", __func__));
+ return -EBUSY;
+ }
+
+ if(!sme->ssid_len || IEEE80211_MAX_SSID_LEN < sme->ssid_len) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: ssid invalid\n", __func__));
+ return -EINVAL;
+ }
+
+ if(ar->arSkipScan == TRUE &&
+ ((sme->channel && sme->channel->center_freq == 0) ||
+ (sme->bssid && !sme->bssid[0] && !sme->bssid[1] && !sme->bssid[2] &&
+ !sme->bssid[3] && !sme->bssid[4] && !sme->bssid[5])))
+ {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s:SkipScan: channel or bssid invalid\n", __func__));
+ return -EINVAL;
+ }
+
+ if(down_interruptible(&ar->arSem)) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: busy, couldn't get access\n", __func__));
+ return -ERESTARTSYS;
+ }
+
+ if(ar->bIsDestroyProgress) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: busy, destroy in progress\n", __func__));
+ up(&ar->arSem);
+ return -EBUSY;
+ }
+
+ if(ar->arTxPending[wmi_get_control_ep(ar->arWmi)]) {
+ /*
+ * sleep until the command queue drains
+ */
+ wait_event_interruptible_timeout(arEvent,
+ ar->arTxPending[wmi_get_control_ep(ar->arWmi)] == 0, wmitimeout * HZ);
+ if (signal_pending(current)) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: cmd queue drain timeout\n", __func__));
+ up(&ar->arSem);
+ return -EINTR;
+ }
+ }
+
+ if(ar->arConnected == TRUE &&
+ ar->arSsidLen == sme->ssid_len &&
+ !A_MEMCMP(ar->arSsid, sme->ssid, ar->arSsidLen)) {
+ reconnect_flag = TRUE;
+ status = wmi_reconnect_cmd(ar->arWmi,
+ ar->arReqBssid,
+ ar->arChannelHint);
+
+ up(&ar->arSem);
+ if (status != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_reconnect_cmd failed\n", __func__));
+ return -EIO;
+ }
+ return 0;
+ }
+
+ A_MEMZERO(ar->arSsid, sizeof(ar->arSsid));
+ ar->arSsidLen = sme->ssid_len;
+ A_MEMCPY(ar->arSsid, sme->ssid, sme->ssid_len);
+
+ if(sme->channel){
+ ar->arChannelHint = sme->channel->center_freq;
+ }
+
+ A_MEMZERO(ar->arReqBssid, sizeof(ar->arReqBssid));
+ if(sme->bssid){
+ if(A_MEMCMP(&sme->bssid, bcast_mac, AR6000_ETH_ADDR_LEN)) {
+ A_MEMCPY(ar->arReqBssid, sme->bssid, sizeof(ar->arReqBssid));
+ }
+ }
+
+ ar6k_set_wpa_version(ar, sme->crypto.wpa_versions);
+ ar6k_set_auth_type(ar, sme->auth_type);
+
+ if(sme->crypto.n_ciphers_pairwise) {
+ ar6k_set_cipher(ar, sme->crypto.ciphers_pairwise[0], true);
+ }
+ ar6k_set_cipher(ar, sme->crypto.cipher_group, false);
+
+ if(sme->crypto.n_akm_suites) {
+ ar6k_set_key_mgmt(ar, sme->crypto.akm_suites[0]);
+ }
+
+ ar->arNetworkType = INFRA_NETWORK;
+
+ if((sme->key_len) &&
+ (NONE_AUTH == ar->arAuthMode) &&
+ (WEP_CRYPT == ar->arPairwiseCrypto)) {
+ struct ar_key *key = NULL;
+
+ if(sme->key_idx < WMI_MIN_KEY_INDEX || sme->key_idx > WMI_MAX_KEY_INDEX) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: key index %d out of bounds\n", __func__, sme->key_idx));
+ up(&ar->arSem);
+ return -ENOENT;
+ }
+
+ key = &ar->keys[sme->key_idx];
+ key->key_len = sme->key_len;
+ A_MEMCPY(key->key, sme->key, key->key_len);
+ key->cipher = ar->arPairwiseCrypto;
+ ar->arDefTxKeyIndex = sme->key_idx;
+
+ wmi_addKey_cmd(ar->arWmi, sme->key_idx,
+ ar->arPairwiseCrypto,
+ GROUP_USAGE | TX_USAGE,
+ key->key_len,
+ NULL,
+ key->key, KEY_OP_INIT_VAL, NULL,
+ NO_SYNC_WMIFLAG);
+ }
+
+ if (!ar->arUserBssFilter) {
+ if (wmi_bssfilter_cmd(ar->arWmi, ALL_BSS_FILTER, 0) != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Couldn't set bss filtering\n", __func__));
+ up(&ar->arSem);
+ return -EIO;
+ }
+ }
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: Connect called with authmode %d dot11 auth %d"\
+ " PW crypto %d PW crypto Len %d GRP crypto %d"\
+ " GRP crypto Len %d channel hint %u\n",
+ __func__, ar->arAuthMode, ar->arDot11AuthMode,
+ ar->arPairwiseCrypto, ar->arPairwiseCryptoLen,
+ ar->arGroupCrypto, ar->arGroupCryptoLen, ar->arChannelHint));
+
+ reconnect_flag = 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 (A_EINVAL == status) {
+ A_MEMZERO(ar->arSsid, sizeof(ar->arSsid));
+ ar->arSsidLen = 0;
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Invalid request\n", __func__));
+ return -ENOENT;
+ } else if (status != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_connect_cmd failed\n", __func__));
+ return -EIO;
+ }
+
+ if ((!(ar->arConnectCtrlFlags & CONNECT_DO_WPA_OFFLOAD)) &&
+ ((WPA_PSK_AUTH == ar->arAuthMode) || (WPA2_PSK_AUTH == ar->arAuthMode)))
+ {
+ A_TIMEOUT_MS(&ar->disconnect_timer, A_DISCONNECT_TIMER_INTERVAL, 0);
+ }
+
+ ar->arConnectCtrlFlags &= ~CONNECT_DO_WPA_OFFLOAD;
+ ar->arConnectPending = TRUE;
+
+ return 0;
+}
+
+void
+ar6k_cfg80211_connect_event(AR_SOFTC_T *ar, A_UINT16 channel,
+ A_UINT8 *bssid, A_UINT16 listenInterval,
+ A_UINT16 beaconInterval,NETWORK_TYPE networkType,
+ A_UINT8 beaconIeLen, A_UINT8 assocReqLen,
+ A_UINT8 assocRespLen, A_UINT8 *assocInfo)
+{
+ A_UINT16 size = 0;
+ A_UINT16 capability = 0;
+ struct cfg80211_bss *bss = NULL;
+ struct ieee80211_mgmt *mgmt = NULL;
+ struct ieee80211_channel *ibss_channel = NULL;
+ s32 signal = 50 * 100;
+ A_UINT8 ie_buf_len = 0;
+ unsigned char ie_buf[256];
+ unsigned char *ptr_ie_buf = ie_buf;
+ unsigned char *ieeemgmtbuf = NULL;
+ A_UINT8 source_mac[ATH_MAC_LEN];
+
+ A_UINT8 assocReqIeOffset = sizeof(A_UINT16) + /* capinfo*/
+ sizeof(A_UINT16); /* listen interval */
+ A_UINT8 assocRespIeOffset = sizeof(A_UINT16) + /* capinfo*/
+ sizeof(A_UINT16) + /* status Code */
+ sizeof(A_UINT16); /* associd */
+ A_UINT8 *assocReqIe = assocInfo + beaconIeLen + assocReqIeOffset;
+ A_UINT8 *assocRespIe = assocInfo + beaconIeLen + assocReqLen + assocRespIeOffset;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ assocReqLen -= assocReqIeOffset;
+ assocRespLen -= assocRespIeOffset;
+
+ if((ADHOC_NETWORK & networkType)) {
+ if(NL80211_IFTYPE_ADHOC != ar->wdev->iftype) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: ath6k not in ibss mode\n", __func__));
+ return;
+ }
+ }
+
+ /* Before informing the join/connect event, make sure that
+ * bss entry is present in scan list, if it not present
+ * construct and insert into scan list, otherwise that
+ * event will be dropped on the way by cfg80211, due to
+ * this keys will not be plumbed in case of WEP and
+ * application will not be aware of join/connect status. */
+ bss = cfg80211_get_bss(ar->wdev->wiphy, NULL, bssid,
+ ar->wdev->ssid, ar->wdev->ssid_len,
+ ((ADHOC_NETWORK & networkType) ? WLAN_CAPABILITY_IBSS : WLAN_CAPABILITY_ESS),
+ ((ADHOC_NETWORK & networkType) ? WLAN_CAPABILITY_IBSS : WLAN_CAPABILITY_ESS));
+
+ if(!bss) {
+ if (ADHOC_NETWORK & networkType) {
+ /* construct 802.11 mgmt beacon */
+ if(ptr_ie_buf) {
+ *ptr_ie_buf++ = WLAN_EID_SSID;
+ *ptr_ie_buf++ = ar->arSsidLen;
+ A_MEMCPY(ptr_ie_buf, ar->arSsid, ar->arSsidLen);
+ ptr_ie_buf +=ar->arSsidLen;
+
+ *ptr_ie_buf++ = WLAN_EID_IBSS_PARAMS;
+ *ptr_ie_buf++ = 2; /* length */
+ *ptr_ie_buf++ = 0; /* ATIM window */
+ *ptr_ie_buf++ = 0; /* ATIM window */
+
+ /* TODO: update ibss params and include supported rates,
+ * DS param set, extened support rates, wmm. */
+
+ ie_buf_len = ptr_ie_buf - ie_buf;
+ }
+
+ capability |= IEEE80211_CAPINFO_IBSS;
+ if(WEP_CRYPT == ar->arPairwiseCrypto) {
+ capability |= IEEE80211_CAPINFO_PRIVACY;
+ }
+ A_MEMCPY(source_mac, ar->arNetDev->dev_addr, ATH_MAC_LEN);
+ ptr_ie_buf = ie_buf;
+ } else {
+ capability = *(A_UINT16 *)(&assocInfo[beaconIeLen]);
+ A_MEMCPY(source_mac, bssid, ATH_MAC_LEN);
+ ptr_ie_buf = assocReqIe;
+ ie_buf_len = assocReqLen;
+ }
+
+ size = offsetof(struct ieee80211_mgmt, u)
+ + sizeof(mgmt->u.beacon)
+ + ie_buf_len;
+
+ ieeemgmtbuf = A_MALLOC_NOWAIT(size);
+ if(!ieeemgmtbuf) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: ieeeMgmtbuf alloc error\n", __func__));
+ return;
+ }
+
+ A_MEMZERO(ieeemgmtbuf, size);
+ mgmt = (struct ieee80211_mgmt *)ieeemgmtbuf;
+ mgmt->frame_control = (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
+ A_MEMCPY(mgmt->da, bcast_mac, ATH_MAC_LEN);
+ A_MEMCPY(mgmt->sa, source_mac, ATH_MAC_LEN);
+ A_MEMCPY(mgmt->bssid, bssid, ATH_MAC_LEN);
+ mgmt->u.beacon.beacon_int = beaconInterval;
+ mgmt->u.beacon.capab_info = capability;
+ A_MEMCPY(mgmt->u.beacon.variable, ptr_ie_buf, ie_buf_len);
+
+ ibss_channel = ieee80211_get_channel(ar->wdev->wiphy, (int)channel);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: inform bss with bssid %02x:%02x:%02x:%02x:%02x:%02x "\
+ "channel %d beaconInterval %d capability 0x%x\n",
+ __func__,
+ mgmt->bssid[0], mgmt->bssid[1], mgmt->bssid[2],
+ mgmt->bssid[3], mgmt->bssid[4], mgmt->bssid[5],
+ ibss_channel->hw_value, beaconInterval, capability));
+
+ bss = cfg80211_inform_bss_frame(ar->wdev->wiphy,
+ ibss_channel, mgmt,
+ le16_to_cpu(size),
+ signal, GFP_KERNEL);
+ A_FREE(ieeemgmtbuf);
+ cfg80211_put_bss(bss);
+ }
+
+ if((ADHOC_NETWORK & networkType)) {
+ cfg80211_ibss_joined(ar->arNetDev, bssid, GFP_KERNEL);
+ return;
+ }
+
+ if (FALSE == ar->arConnected) {
+ /* inform connect result to cfg80211 */
+ cfg80211_connect_result(ar->arNetDev, bssid,
+ assocReqIe, assocReqLen,
+ assocRespIe, assocRespLen,
+ WLAN_STATUS_SUCCESS, GFP_KERNEL);
+ } else {
+ /* inform roam event to cfg80211 */
+ cfg80211_roamed(ar->arNetDev, bssid,
+ assocReqIe, assocReqLen,
+ assocRespIe, assocRespLen,
+ GFP_KERNEL);
+ }
+}
+
+static int
+ar6k_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
+ A_UINT16 reason_code)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(dev);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: reason=%u\n", __func__, reason_code));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->bIsDestroyProgress) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: busy, destroy in progress\n", __func__));
+ return -EBUSY;
+ }
+
+ if(down_interruptible(&ar->arSem)) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: busy, couldn't get access\n", __func__));
+ return -ERESTARTSYS;
+ }
+
+ reconnect_flag = 0;
+ 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));
+ }
+
+ up(&ar->arSem);
+
+ return 0;
+}
+
+void
+ar6k_cfg80211_disconnect_event(AR_SOFTC_T *ar, A_UINT8 reason,
+ A_UINT8 *bssid, A_UINT8 assocRespLen,
+ A_UINT8 *assocInfo, A_UINT16 protocolReasonStatus)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: reason=%u\n", __func__, reason));
+
+ if((ADHOC_NETWORK & ar->arNetworkType)) {
+ if(NL80211_IFTYPE_ADHOC != ar->wdev->iftype) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: ath6k not in ibss mode\n", __func__));
+ return;
+ }
+ A_MEMZERO(bssid, ETH_ALEN);
+ cfg80211_ibss_joined(ar->arNetDev, bssid, GFP_KERNEL);
+ return;
+ }
+
+ if(FALSE == ar->arConnected) {
+ if(NO_NETWORK_AVAIL == reason) {
+ /* connect cmd failed */
+ cfg80211_connect_result(ar->arNetDev, bssid,
+ NULL, 0,
+ NULL, 0,
+ WLAN_STATUS_UNSPECIFIED_FAILURE,
+ GFP_KERNEL);
+ }
+ } else {
+ /* connection loss due to disconnect cmd or low rssi */
+ cfg80211_disconnected(ar->arNetDev, reason, NULL, 0, GFP_KERNEL);
+ }
+}
+
+void
+ar6k_cfg80211_scan_node(void *arg, bss_t *ni)
+{
+ struct wiphy *wiphy = (struct wiphy *)arg;
+ A_UINT16 size;
+ unsigned char *ieeemgmtbuf = NULL;
+ struct ieee80211_mgmt *mgmt;
+ struct ieee80211_channel *channel;
+ struct ieee80211_supported_band *band;
+ struct ieee80211_common_ie *cie;
+ s32 signal;
+ int freq;
+
+ cie = &ni->ni_cie;
+
+#define CHAN_IS_11A(x) (!((x >= 2412) && (x <= 2484)))
+ if(CHAN_IS_11A(cie->ie_chan)) {
+ /* 11a */
+ band = wiphy->bands[IEEE80211_BAND_5GHZ];
+ } else if((cie->ie_erp) || (cie->ie_xrates)) {
+ /* 11g */
+ band = wiphy->bands[IEEE80211_BAND_2GHZ];
+ } else {
+ /* 11b */
+ band = wiphy->bands[IEEE80211_BAND_2GHZ];
+ }
+
+ size = ni->ni_framelen + offsetof(struct ieee80211_mgmt, u);
+ ieeemgmtbuf = A_MALLOC_NOWAIT(size);
+ if(!ieeemgmtbuf)
+ {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: ieeeMgmtbuf alloc error\n", __func__));
+ return;
+ }
+
+ /* Note:
+ TODO: Update target to include 802.11 mac header while sending bss info.
+ Target removes 802.11 mac header while sending the bss info to host,
+ cfg80211 needs it, for time being just filling the da, sa and bssid fields alone.
+ */
+ mgmt = (struct ieee80211_mgmt *)ieeemgmtbuf;
+ A_MEMCPY(mgmt->da, bcast_mac, ATH_MAC_LEN);
+ A_MEMCPY(mgmt->sa, ni->ni_macaddr, ATH_MAC_LEN);
+ A_MEMCPY(mgmt->bssid, ni->ni_macaddr, ATH_MAC_LEN);
+ A_MEMCPY(ieeemgmtbuf + offsetof(struct ieee80211_mgmt, u),
+ ni->ni_buf, ni->ni_framelen);
+
+ freq = cie->ie_chan;
+ channel = ieee80211_get_channel(wiphy, freq);
+ signal = ni->ni_snr * 100;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: bssid %02x:%02x:%02x:%02x:%02x:%02x channel %d freq %d size %d\n",
+ __func__,
+ mgmt->bssid[0], mgmt->bssid[1], mgmt->bssid[2],
+ mgmt->bssid[3], mgmt->bssid[4], mgmt->bssid[5],
+ channel->hw_value, freq, size));
+ cfg80211_inform_bss_frame(wiphy, channel, mgmt,
+ le16_to_cpu(size),
+ signal, GFP_KERNEL);
+
+ A_FREE (ieeemgmtbuf);
+}
+
+static int
+ar6k_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
+ struct cfg80211_scan_request *request)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+ int ret = 0;
+ A_BOOL forceFgScan = FALSE;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if (!ar->arUserBssFilter) {
+ if (wmi_bssfilter_cmd(ar->arWmi,
+ (ar->arConnected ? ALL_BUT_BSS_FILTER : ALL_BSS_FILTER),
+ 0) != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Couldn't set bss filtering\n", __func__));
+ return -EIO;
+ }
+ }
+
+ if(request->n_ssids &&
+ request->ssids[0].ssid_len) {
+ A_UINT8 i;
+
+ if(request->n_ssids > MAX_PROBED_SSID_INDEX) {
+ request->n_ssids = MAX_PROBED_SSID_INDEX;
+ }
+
+ for (i = 0; i < request->n_ssids; i++) {
+ wmi_probedSsid_cmd(ar->arWmi, i, SPECIFIC_SSID_FLAG,
+ request->ssids[i].ssid_len,
+ request->ssids[i].ssid);
+ }
+ }
+
+ if(ar->arConnected) {
+ forceFgScan = TRUE;
+ }
+
+ if(wmi_startscan_cmd(ar->arWmi, WMI_LONG_SCAN, forceFgScan, FALSE, \
+ 0, 0, 0, NULL) != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_startscan_cmd failed\n", __func__));
+ ret = -EIO;
+ }
+
+ ar->scan_request = request;
+
+ return ret;
+}
+
+void
+ar6k_cfg80211_scanComplete_event(AR_SOFTC_T *ar, A_STATUS status)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: status %d\n", __func__, status));
+
+ if(ar->scan_request)
+ {
+ /* Translate data to cfg80211 mgmt format */
+ wmi_iterate_nodes(ar->arWmi, ar6k_cfg80211_scan_node, ar->wdev->wiphy);
+
+ cfg80211_scan_done(ar->scan_request,
+ (status & A_ECANCELED) ? true : false);
+
+ if(ar->scan_request->n_ssids &&
+ ar->scan_request->ssids[0].ssid_len) {
+ A_UINT8 i;
+
+ for (i = 0; i < ar->scan_request->n_ssids; i++) {
+ wmi_probedSsid_cmd(ar->arWmi, i, DISABLE_SSID_FLAG,
+ 0, NULL);
+ }
+ }
+ ar->scan_request = NULL;
+ }
+}
+
+static int
+ar6k_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
+ A_UINT8 key_index, const A_UINT8 *mac_addr,
+ struct key_params *params)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+ struct ar_key *key = NULL;
+ A_UINT8 key_usage;
+ A_UINT8 key_type;
+ A_STATUS status = 0;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s:\n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: key index %d out of bounds\n", __func__, key_index));
+ return -ENOENT;
+ }
+
+ key = &ar->keys[key_index];
+ A_MEMZERO(key, sizeof(struct ar_key));
+
+ if(!mac_addr || is_broadcast_ether_addr(mac_addr)) {
+ key_usage = GROUP_USAGE;
+ } else {
+ key_usage = PAIRWISE_USAGE;
+ }
+
+ if(params) {
+ if(params->key_len > WLAN_MAX_KEY_LEN ||
+ params->seq_len > IW_ENCODE_SEQ_MAX_SIZE)
+ return -EINVAL;
+
+ key->key_len = params->key_len;
+ A_MEMCPY(key->key, params->key, key->key_len);
+ key->seq_len = params->seq_len;
+ A_MEMCPY(key->seq, params->seq, key->seq_len);
+ key->cipher = params->cipher;
+ }
+
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ key_type = WEP_CRYPT;
+ if(key_index == ar->arDefTxKeyIndex) {
+ key_usage = GROUP_USAGE | TX_USAGE;
+ }
+ break;
+
+ case WLAN_CIPHER_SUITE_TKIP:
+ key_type = TKIP_CRYPT;
+ break;
+
+ case WLAN_CIPHER_SUITE_CCMP:
+ key_type = AES_CRYPT;
+ break;
+
+ default:
+ return -ENOTSUPP;
+ }
+
+ if (((WPA_PSK_AUTH == ar->arAuthMode) || (WPA2_PSK_AUTH == ar->arAuthMode)) &&
+ (GROUP_USAGE & key_usage))
+ {
+ A_UNTIMEOUT(&ar->disconnect_timer);
+ }
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: index %d, key_len %d, key_type 0x%x,"\
+ " key_usage 0x%x, seq_len %d\n",
+ __func__, key_index, key->key_len, key_type,
+ key_usage, key->seq_len));
+
+ status = wmi_addKey_cmd(ar->arWmi, key_index, key_type, key_usage,
+ key->key_len, key->seq, key->key, KEY_OP_INIT_VAL,
+ (A_UINT8*)mac_addr, SYNC_BOTH_WMIFLAG);
+
+
+ if(status != A_OK) {
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev,
+ A_UINT8 key_index, const A_UINT8 *mac_addr)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: index %d\n", __func__, key_index));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: key index %d out of bounds\n", __func__, key_index));
+ return -ENOENT;
+ }
+
+ if(!ar->keys[key_index].key_len) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: index %d is empty\n", __func__, key_index));
+ return 0;
+ }
+
+ ar->keys[key_index].key_len = 0;
+
+ return wmi_deleteKey_cmd(ar->arWmi, key_index);
+}
+
+
+static int
+ar6k_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev,
+ A_UINT8 key_index, const A_UINT8 *mac_addr, void *cookie,
+ void (*callback)(void *cookie, struct key_params*))
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+ struct ar_key *key = NULL;
+ struct key_params params;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: index %d\n", __func__, key_index));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: key index %d out of bounds\n", __func__, key_index));
+ return -ENOENT;
+ }
+
+ key = &ar->keys[key_index];
+ A_MEMZERO(&params, sizeof(params));
+ params.cipher = key->cipher;
+ params.key_len = key->key_len;
+ params.seq_len = key->seq_len;
+ params.seq = key->seq;
+ params.key = key->key;
+
+ callback(cookie, &params);
+
+ return key->key_len ? 0 : -ENOENT;
+}
+
+
+static int
+ar6k_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *ndev,
+ A_UINT8 key_index)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: index %d\n", __func__, key_index));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: key index %d out of bounds\n",
+ __func__, key_index));
+ return -ENOENT;
+ }
+
+ if(!ar->keys[key_index].key_len) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: invalid key index %d\n",
+ __func__, key_index));
+ return -EINVAL;
+ }
+
+ ar->arDefTxKeyIndex = key_index;
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_set_default_mgmt_key(struct wiphy *wiphy, struct net_device *ndev,
+ A_UINT8 key_index)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: index %d\n", __func__, key_index));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: not supported\n", __func__));
+ return -ENOTSUPP;
+}
+
+void
+ar6k_cfg80211_tkip_micerr_event(AR_SOFTC_T *ar, A_UINT8 keyid, A_BOOL ismcast)
+{
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
+ ("%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast));
+
+ cfg80211_michael_mic_failure(ar->arNetDev, ar->arBssid,
+ (ismcast ? NL80211_KEYTYPE_GROUP : NL80211_KEYTYPE_PAIRWISE),
+ keyid, NULL, GFP_KERNEL);
+}
+
+static int
+ar6k_cfg80211_set_wiphy_params(struct wiphy *wiphy, A_UINT32 changed)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)wiphy_priv(wiphy);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: changed 0x%x\n", __func__, changed));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
+ if (wmi_set_rts_cmd(ar->arWmi,wiphy->rts_threshold) != A_OK){
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_set_rts_cmd failed\n", __func__));
+ return -EIO;
+ }
+ }
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_set_bitrate_mask(struct wiphy *wiphy, struct net_device *dev,
+ const A_UINT8 *peer,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ AR_SOFTC_T *ar = ar6k_priv(dev);
+ A_STATUS status;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: mask 0x%x\n", __func__, mask->fixed));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ status = wmi_set_fixrates_cmd(ar->arWmi, mask->fixed);
+
+ if(status == A_EINVAL) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: invalid params\n", __func__));
+ return -EINVAL;
+ } else if(status != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_set_fixrates_cmd failed\n", __func__));
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_set_txpower(struct wiphy *wiphy, enum tx_power_setting type, int dbm)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)wiphy_priv(wiphy);
+ A_UINT8 ar_dbm;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: type 0x%x, dbm %d\n", __func__, type, dbm));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ ar->arTxPwrSet = FALSE;
+ switch(type) {
+ case TX_POWER_AUTOMATIC:
+ return 0;
+ case TX_POWER_LIMITED:
+ ar->arTxPwr = ar_dbm = dbm;
+ ar->arTxPwrSet = TRUE;
+ break;
+ default:
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: type 0x%x not supported\n", __func__, type));
+ return -EOPNOTSUPP;
+ }
+
+ wmi_set_txPwr_cmd(ar->arWmi, ar_dbm);
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)wiphy_priv(wiphy);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if((ar->arConnected == TRUE)) {
+ ar->arTxPwr = 0;
+
+ if(wmi_get_txPwr_cmd(ar->arWmi) != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_get_txPwr_cmd failed\n", __func__));
+ return -EIO;
+ }
+
+ wait_event_interruptible_timeout(arEvent, ar->arTxPwr != 0, 5 * HZ);
+
+ if(signal_pending(current)) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Target did not respond\n", __func__));
+ return -EINTR;
+ }
+ }
+
+ *dbm = ar->arTxPwr;
+ return 0;
+}
+
+static int
+ar6k_cfg80211_set_power_mgmt(struct wiphy *wiphy,
+ struct net_device *dev,
+ bool pmgmt, int timeout)
+{
+ AR_SOFTC_T *ar = ar6k_priv(dev);
+ WMI_POWER_MODE_CMD pwrMode;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: pmgmt %d, timeout %d\n", __func__, pmgmt, timeout));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(pmgmt) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: Max Perf\n", __func__));
+ pwrMode.powerMode = MAX_PERF_POWER;
+ } else {
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: Rec Power\n", __func__));
+ pwrMode.powerMode = REC_POWER;
+ }
+
+ if(wmi_powermode_cmd(ar->arWmi, pwrMode.powerMode) != A_OK) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: wmi_powermode_cmd failed\n", __func__));
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_add_virtual_intf(struct wiphy *wiphy, char *name,
+ enum nl80211_iftype type, u32 *flags,
+ struct vif_params *params)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: not supported\n", __func__));
+
+ /* Multiple virtual interface is not supported.
+ * The default interface supports STA and IBSS type
+ */
+ return -EOPNOTSUPP;
+}
+
+static int
+ar6k_cfg80211_del_virtual_intf(struct wiphy *wiphy, struct net_device *dev)
+{
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: not supported\n", __func__));
+
+ /* Multiple virtual interface is not supported.
+ * The default interface supports STA and IBSS type
+ */
+ return -EOPNOTSUPP;
+}
+
+static int
+ar6k_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
+ enum nl80211_iftype type, u32 *flags,
+ struct vif_params *params)
+{
+ AR_SOFTC_T *ar = ar6k_priv(ndev);
+ struct wireless_dev *wdev = ar->wdev;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: type %u\n", __func__, type));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ switch (type) {
+ case NL80211_IFTYPE_STATION:
+ ar->arNetworkType = INFRA_NETWORK;
+ break;
+ case NL80211_IFTYPE_ADHOC:
+ ar->arNetworkType = ADHOC_NETWORK;
+ break;
+ default:
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: type %u\n", __func__, type));
+ return -EOPNOTSUPP;
+ }
+
+ wdev->iftype = type;
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
+ struct cfg80211_ibss_params *ibss_param)
+{
+ AR_SOFTC_T *ar = ar6k_priv(dev);
+ A_STATUS status;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ if(!ibss_param->ssid_len || IEEE80211_MAX_SSID_LEN < ibss_param->ssid_len) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: ssid invalid\n", __func__));
+ return -EINVAL;
+ }
+
+ ar->arSsidLen = ibss_param->ssid_len;
+ A_MEMCPY(ar->arSsid, ibss_param->ssid, ar->arSsidLen);
+
+ if(ibss_param->channel) {
+ ar->arChannelHint = ibss_param->channel->center_freq;
+ }
+
+ if(ibss_param->channel_fixed) {
+ /* TODO: channel_fixed: The channel should be fixed, do not search for
+ * IBSSs to join on other channels. Target firmware does not support this
+ * feature, needs to be updated.*/
+ }
+
+ A_MEMZERO(ar->arReqBssid, sizeof(ar->arReqBssid));
+ if(ibss_param->bssid) {
+ if(A_MEMCMP(&ibss_param->bssid, bcast_mac, AR6000_ETH_ADDR_LEN)) {
+ A_MEMCPY(ar->arReqBssid, ibss_param->bssid, sizeof(ar->arReqBssid));
+ }
+ }
+
+ ar6k_set_wpa_version(ar, 0);
+ ar6k_set_auth_type(ar, NL80211_AUTHTYPE_OPEN_SYSTEM);
+
+ if(ibss_param->privacy) {
+ ar6k_set_cipher(ar, WLAN_CIPHER_SUITE_WEP40, true);
+ ar6k_set_cipher(ar, WLAN_CIPHER_SUITE_WEP40, false);
+ } else {
+ ar6k_set_cipher(ar, IW_AUTH_CIPHER_NONE, true);
+ ar6k_set_cipher(ar, IW_AUTH_CIPHER_NONE, false);
+ }
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: Connect called with authmode %d dot11 auth %d"\
+ " PW crypto %d PW crypto Len %d GRP crypto %d"\
+ " GRP crypto Len %d channel hint %u\n",
+ __func__, ar->arAuthMode, ar->arDot11AuthMode,
+ ar->arPairwiseCrypto, ar->arPairwiseCryptoLen,
+ ar->arGroupCrypto, ar->arGroupCryptoLen, ar->arChannelHint));
+
+ 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);
+
+ return 0;
+}
+
+static int
+ar6k_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
+{
+ AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(dev);
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->arWmiReady == FALSE) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wmi not ready\n", __func__));
+ return -EIO;
+ }
+
+ if(ar->arWlanState == WLAN_DISABLED) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("%s: Wlan disabled\n", __func__));
+ return -EIO;
+ }
+
+ wmi_disconnect_cmd(ar->arWmi);
+ A_MEMZERO(ar->arSsid, sizeof(ar->arSsid));
+ ar->arSsidLen = 0;
+
+ return 0;
+}
+
+
+static const
+A_UINT32 cipher_suites[] = {
+ WLAN_CIPHER_SUITE_WEP40,
+ WLAN_CIPHER_SUITE_WEP104,
+ WLAN_CIPHER_SUITE_TKIP,
+ WLAN_CIPHER_SUITE_CCMP,
+};
+
+static struct
+cfg80211_ops ar6k_cfg80211_ops = {
+ .change_virtual_intf = ar6k_cfg80211_change_iface,
+ .add_virtual_intf = ar6k_cfg80211_add_virtual_intf,
+ .del_virtual_intf = ar6k_cfg80211_del_virtual_intf,
+ .scan = ar6k_cfg80211_scan,
+ .connect = ar6k_cfg80211_connect,
+ .disconnect = ar6k_cfg80211_disconnect,
+ .add_key = ar6k_cfg80211_add_key,
+ .get_key = ar6k_cfg80211_get_key,
+ .del_key = ar6k_cfg80211_del_key,
+ .set_default_key = ar6k_cfg80211_set_default_key,
+ .set_default_mgmt_key = ar6k_cfg80211_set_default_mgmt_key,
+ .set_wiphy_params = ar6k_cfg80211_set_wiphy_params,
+ .set_bitrate_mask = ar6k_cfg80211_set_bitrate_mask,
+ .set_tx_power = ar6k_cfg80211_set_txpower,
+ .get_tx_power = ar6k_cfg80211_get_txpower,
+ .set_power_mgmt = ar6k_cfg80211_set_power_mgmt,
+ .join_ibss = ar6k_cfg80211_join_ibss,
+ .leave_ibss = ar6k_cfg80211_leave_ibss,
+};
+
+struct wireless_dev *
+ar6k_cfg80211_init(struct device *dev)
+{
+ int ret = 0;
+ struct wireless_dev *wdev;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
+ if(!wdev) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: Couldn't allocate wireless device\n", __func__));
+ return ERR_PTR(-ENOMEM);
+ }
+
+ /* create a new wiphy for use with cfg80211 */
+ wdev->wiphy = wiphy_new(&ar6k_cfg80211_ops, sizeof(AR_SOFTC_T));
+ if(!wdev->wiphy) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: Couldn't allocate wiphy device\n", __func__));
+ kfree(wdev);
+ return ERR_PTR(-ENOMEM);
+ }
+
+ /* set device pointer for wiphy */
+ set_wiphy_dev(wdev->wiphy, dev);
+
+ wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_ADHOC);
+ /* max num of ssids that can be probed during scanning */
+ wdev->wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX;
+ wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &ar6k_band_2ghz;
+ wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = &ar6k_band_5ghz;
+ wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
+
+ wdev->wiphy->cipher_suites = cipher_suites;
+ wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites);
+
+ ret = wiphy_register(wdev->wiphy);
+ if(ret < 0) {
+ AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
+ ("%s: Couldn't register wiphy device\n", __func__));
+ wiphy_free(wdev->wiphy);
+ return ERR_PTR(ret);
+ }
+
+ return wdev;
+}
+
+void
+ar6k_cfg80211_deinit(AR_SOFTC_T *ar)
+{
+ struct wireless_dev *wdev = ar->wdev;
+
+ AR_DEBUG_PRINTF(ATH_DEBUG_INFO, ("%s: \n", __func__));
+
+ if(ar->scan_request) {
+ cfg80211_scan_done(ar->scan_request, true);
+ ar->scan_request = NULL;
+ }
+
+ if(!wdev)
+ return;
+
+ wiphy_unregister(wdev->wiphy);
+ wiphy_free(wdev->wiphy);
+ kfree(wdev);
+}
+
+
+
+
+
+
+
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-19 01:06:39 +0000