1 files changed, 844 insertions, 0 deletions

diff --git a/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/rtw_android.c b/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/rtw_android.c
new file mode 100755
index 000000000000..201aead25a0c
--- /dev/null
+++ b/drivers/net/wireless/rtlwifi/rtl8723as/os_dep/linux/rtw_android.c
@@ -0,0 +1,844 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *                                        
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+
+#include <linux/module.h>
+#include <linux/netdevice.h>
+
+#include <rtw_android.h>
+#include <osdep_service.h>
+#include <rtw_debug.h>
+#include <ioctl_cfg80211.h>
+#include <rtw_ioctl_set.h>
+
+#ifdef CONFIG_GPIO_WAKEUP
+#include <linux/gpio.h>
+#endif
+
+#include <drv_types.h>
+
+#if defined(RTW_ENABLE_WIFI_CONTROL_FUNC)
+#include <linux/platform_device.h>
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+#include <linux/wlan_plat.h>
+#else
+#include <linux/wifi_tiwlan.h>
+#endif
+#endif /* defined(RTW_ENABLE_WIFI_CONTROL_FUNC) */
+
+#ifdef CONFIG_GPIO_WAKEUP
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#endif
+
+const char *android_wifi_cmd_str[ANDROID_WIFI_CMD_MAX] = {
+	"START",
+	"STOP",
+	"SCAN-ACTIVE",
+	"SCAN-PASSIVE",
+	"RSSI",
+	"LINKSPEED",
+	"RXFILTER-START",
+	"RXFILTER-STOP",
+	"RXFILTER-ADD",
+	"RXFILTER-REMOVE",
+	"BTCOEXSCAN-START",
+	"BTCOEXSCAN-STOP",
+	"BTCOEXMODE",
+	"SETSUSPENDOPT",
+	"P2P_DEV_ADDR",
+	"SETFWPATH",
+	"SETBAND",
+	"GETBAND",
+	"COUNTRY",
+	"P2P_SET_NOA",
+	"P2P_GET_NOA",
+	"P2P_SET_PS",
+	"SET_AP_WPS_P2P_IE",
+#ifdef PNO_SUPPORT
+	"PNOSSIDCLR",
+	"PNOSETUP ",
+	"PNOFORCE",
+	"PNODEBUG",
+#endif
+
+	"MACADDR",
+
+	"BLOCK",
+	"WFD-ENABLE",
+	"WFD-DISABLE",
+	"WFD-SET-TCPPORT",
+	"WFD-SET-MAXTPUT",
+	"WFD-SET-DEVTYPE",	
+};
+
+#ifdef PNO_SUPPORT
+#define PNO_TLV_PREFIX			'S'
+#define PNO_TLV_VERSION			'1'
+#define PNO_TLV_SUBVERSION 		'2'
+#define PNO_TLV_RESERVED		'0'
+#define PNO_TLV_TYPE_SSID_IE		'S'
+#define PNO_TLV_TYPE_TIME		'T'
+#define PNO_TLV_FREQ_REPEAT		'R'
+#define PNO_TLV_FREQ_EXPO_MAX		'M'
+
+typedef struct cmd_tlv {
+	char prefix;
+	char version;
+	char subver;
+	char reserved;
+} cmd_tlv_t;
+#endif /* PNO_SUPPORT */
+
+typedef struct android_wifi_priv_cmd {
+
+#ifdef CONFIG_COMPAT
+	compat_uptr_t buf;
+#else
+	char *buf;
+#endif
+
+	int used_len;
+	int total_len;
+} android_wifi_priv_cmd;
+
+/**
+ * Local (static) functions and variables
+ */
+
+/* Initialize g_wifi_on to 1 so dhd_bus_start will be called for the first
+ * time (only) in dhd_open, subsequential wifi on will be handled by
+ * wl_android_wifi_on
+ */
+static int g_wifi_on = _TRUE;
+
+unsigned int oob_irq;
+
+#ifdef PNO_SUPPORT
+static int wl_android_set_pno_setup(struct net_device *dev, char *command, int total_len)
+{
+	wlc_ssid_t ssids_local[MAX_PFN_LIST_COUNT];
+	int res = -1;
+	int nssid = 0;
+	cmd_tlv_t *cmd_tlv_temp;
+	char *str_ptr;
+	int tlv_size_left;
+	int pno_time = 0;
+	int pno_repeat = 0;
+	int pno_freq_expo_max = 0;
+
+#ifdef PNO_SET_DEBUG
+	int i;
+	char pno_in_example[] = {
+		'P', 'N', 'O', 'S', 'E', 'T', 'U', 'P', ' ',
+		'S', '1', '2', '0',
+		'S',
+		0x05,
+		'd', 'l', 'i', 'n', 'k',
+		'S',
+		0x04,
+		'G', 'O', 'O', 'G',
+		'T',
+		'0', 'B',
+		'R',
+		'2',
+		'M',
+		'2',
+		0x00
+		};
+#endif /* PNO_SET_DEBUG */
+
+	DHD_INFO(("%s: command=%s, len=%d\n", __FUNCTION__, command, total_len));
+
+	if (total_len < (strlen(CMD_PNOSETUP_SET) + sizeof(cmd_tlv_t))) {
+		DBG_871X("%s argument=%d less min size\n", __FUNCTION__, total_len);
+		goto exit_proc;
+	}
+
+#ifdef PNO_SET_DEBUG
+	memcpy(command, pno_in_example, sizeof(pno_in_example));
+	for (i = 0; i < sizeof(pno_in_example); i++)
+		printf("%02X ", command[i]);
+	printf("\n");
+	total_len = sizeof(pno_in_example);
+#endif
+
+	str_ptr = command + strlen(CMD_PNOSETUP_SET);
+	tlv_size_left = total_len - strlen(CMD_PNOSETUP_SET);
+
+	cmd_tlv_temp = (cmd_tlv_t *)str_ptr;
+	memset(ssids_local, 0, sizeof(ssids_local));
+
+	if ((cmd_tlv_temp->prefix == PNO_TLV_PREFIX) &&
+		(cmd_tlv_temp->version == PNO_TLV_VERSION) &&
+		(cmd_tlv_temp->subver == PNO_TLV_SUBVERSION)) {
+
+		str_ptr += sizeof(cmd_tlv_t);
+		tlv_size_left -= sizeof(cmd_tlv_t);
+
+		if ((nssid = wl_iw_parse_ssid_list_tlv(&str_ptr, ssids_local,
+			MAX_PFN_LIST_COUNT, &tlv_size_left)) <= 0) {
+			DBG_871X("SSID is not presented or corrupted ret=%d\n", nssid);
+			goto exit_proc;
+		} else {
+			if ((str_ptr[0] != PNO_TLV_TYPE_TIME) || (tlv_size_left <= 1)) {
+				DBG_871X("%s scan duration corrupted field size %d\n",
+					__FUNCTION__, tlv_size_left);
+				goto exit_proc;
+			}
+			str_ptr++;
+			pno_time = simple_strtoul(str_ptr, &str_ptr, 16);
+			DHD_INFO(("%s: pno_time=%d\n", __FUNCTION__, pno_time));
+
+			if (str_ptr[0] != 0) {
+				if ((str_ptr[0] != PNO_TLV_FREQ_REPEAT)) {
+					DBG_871X("%s pno repeat : corrupted field\n",
+						__FUNCTION__);
+					goto exit_proc;
+				}
+				str_ptr++;
+				pno_repeat = simple_strtoul(str_ptr, &str_ptr, 16);
+				DHD_INFO(("%s :got pno_repeat=%d\n", __FUNCTION__, pno_repeat));
+				if (str_ptr[0] != PNO_TLV_FREQ_EXPO_MAX) {
+					DBG_871X("%s FREQ_EXPO_MAX corrupted field size\n",
+						__FUNCTION__);
+					goto exit_proc;
+				}
+				str_ptr++;
+				pno_freq_expo_max = simple_strtoul(str_ptr, &str_ptr, 16);
+				DHD_INFO(("%s: pno_freq_expo_max=%d\n",
+					__FUNCTION__, pno_freq_expo_max));
+			}
+		}
+	} else {
+		DBG_871X("%s get wrong TLV command\n", __FUNCTION__);
+		goto exit_proc;
+	}
+
+	res = dhd_dev_pno_set(dev, ssids_local, nssid, pno_time, pno_repeat, pno_freq_expo_max);
+
+exit_proc:
+	return res;
+}
+#endif /* PNO_SUPPORT */
+
+int rtw_android_cmdstr_to_num(char *cmdstr)
+{
+	int cmd_num;
+	for(cmd_num=0 ; cmd_num<ANDROID_WIFI_CMD_MAX; cmd_num++)
+		if(0 == strnicmp(cmdstr , android_wifi_cmd_str[cmd_num], strlen(android_wifi_cmd_str[cmd_num])) )
+			break;
+		
+	return cmd_num;
+}
+
+int rtw_android_get_rssi(struct net_device *net, char *command, int total_len)
+{
+	_adapter *padapter = (_adapter *)rtw_netdev_priv(net);
+	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);	
+	struct	wlan_network	*pcur_network = &pmlmepriv->cur_network;
+	int bytes_written = 0;
+
+	if(check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE) {	
+		bytes_written += snprintf(&command[bytes_written], total_len, "%s rssi %d", 
+			pcur_network->network.Ssid.Ssid, padapter->recvpriv.rssi);
+	}
+
+	return bytes_written;
+}
+
+int rtw_android_get_link_speed(struct net_device *net, char *command, int total_len)
+{
+	_adapter *padapter = (_adapter *)rtw_netdev_priv(net);
+	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);	
+	struct	wlan_network	*pcur_network = &pmlmepriv->cur_network;
+	int bytes_written = 0;
+	u16 link_speed = 0;
+
+	link_speed = rtw_get_cur_max_rate(padapter)/10;
+	bytes_written = snprintf(command, total_len, "LinkSpeed %d", link_speed);
+
+	return bytes_written;
+}
+
+int rtw_android_get_macaddr(struct net_device *net, char *command, int total_len)
+{
+	_adapter *adapter = (_adapter *)rtw_netdev_priv(net);
+	int bytes_written = 0;
+	
+	bytes_written = snprintf(command, total_len, "Macaddr = "MAC_FMT, MAC_ARG(net->dev_addr));
+	return bytes_written;
+}
+
+int rtw_android_set_country(struct net_device *net, char *command, int total_len)
+{
+	_adapter *adapter = (_adapter *)rtw_netdev_priv(net);
+	char *country_code = command + strlen(android_wifi_cmd_str[ANDROID_WIFI_CMD_COUNTRY]) + 1;
+	int ret = _FAIL;
+	
+	ret = rtw_set_country(adapter, country_code);
+
+	return (ret==_SUCCESS)?0:-1;
+}
+
+int rtw_android_get_p2p_dev_addr(struct net_device *net, char *command, int total_len)
+{
+	int bytes_written = 0;
+
+	//We use the same address as our HW MAC address
+	_rtw_memcpy(command, net->dev_addr, ETH_ALEN);
+	
+	bytes_written = ETH_ALEN;
+	return bytes_written;
+}
+
+int rtw_android_set_block(struct net_device *net, char *command, int total_len)
+{
+	_adapter *adapter = (_adapter *)rtw_netdev_priv(net);
+	char *block_value = command + strlen(android_wifi_cmd_str[ANDROID_WIFI_CMD_BLOCK]) + 1;
+
+	#ifdef CONFIG_IOCTL_CFG80211
+	wdev_to_priv(adapter->rtw_wdev)->block = (*block_value=='0')?_FALSE:_TRUE;
+	#endif
+	
+	return 0;
+}
+
+int get_int_from_command( char* pcmd )
+{
+	int i = 0;
+
+	for( i = 0; i < strlen( pcmd ); i++ )
+	{
+		if ( pcmd[ i ] == '=' )
+		{
+			//	Skip the '=' and space characters.
+			i += 2;
+			break;
+		}
+	}
+	return ( rtw_atoi( pcmd + i ) );
+}
+
+int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
+{
+	int ret = 0;
+	char *command = NULL;
+	int cmd_num;
+	int bytes_written = 0;
+	android_wifi_priv_cmd priv_cmd;
+	_adapter*	padapter = ( _adapter * ) rtw_netdev_priv(net);
+#ifdef CONFIG_WFD
+	struct wifi_display_info		*pwfd_info;
+#endif
+
+	rtw_lock_suspend();
+
+	if (!ifr->ifr_data) {
+		ret = -EINVAL;
+		goto exit;
+	}
+	if (copy_from_user(&priv_cmd, ifr->ifr_data, sizeof(android_wifi_priv_cmd))) {
+		ret = -EFAULT;
+		goto exit;
+	}
+	
+	//DBG_871X("%s priv_cmd.buf=%p priv_cmd.total_len=%d  priv_cmd.used_len=%d\n",__func__,priv_cmd.buf,priv_cmd.total_len,priv_cmd.used_len);
+	command = rtw_zmalloc(priv_cmd.total_len);
+	if (!command)
+	{
+		DBG_871X("%s: failed to allocate memory\n", __FUNCTION__);
+		ret = -ENOMEM;
+		goto exit;
+	}
+
+	if (!access_ok(VERIFY_READ, priv_cmd.buf, priv_cmd.total_len)){
+	 	DBG_871X("%s: failed to access memory\n", __FUNCTION__);
+		ret = -EFAULT;
+		goto exit;
+	 }
+	if (copy_from_user(command, (void *)priv_cmd.buf, priv_cmd.total_len)) {
+		ret = -EFAULT;
+		goto exit;
+	}
+
+	DBG_871X("%s: Android private cmd \"%s\" on %s\n"
+		, __FUNCTION__, command, ifr->ifr_name);
+
+	cmd_num = rtw_android_cmdstr_to_num(command);
+	
+	switch(cmd_num) {
+	case ANDROID_WIFI_CMD_START:
+		//bytes_written = wl_android_wifi_on(net);
+		goto response;
+	case ANDROID_WIFI_CMD_SETFWPATH:
+		goto response;
+	}
+
+	if (!g_wifi_on) {
+		DBG_871X("%s: Ignore private cmd \"%s\" - iface %s is down\n"
+			,__FUNCTION__, command, ifr->ifr_name);
+		ret = 0;
+		goto exit;
+	}
+
+	switch(cmd_num) {
+
+	case ANDROID_WIFI_CMD_STOP:
+		//bytes_written = wl_android_wifi_off(net);
+		break;
+		
+	case ANDROID_WIFI_CMD_SCAN_ACTIVE:
+		//rtw_set_scan_mode((_adapter *)rtw_netdev_priv(net), SCAN_ACTIVE);
+#ifdef CONFIG_PLATFORM_MSTAR		
+#ifdef CONFIG_IOCTL_CFG80211
+		(wdev_to_priv(net->ieee80211_ptr))->bandroid_scan = _TRUE;	
+#endif //CONFIG_IOCTL_CFG80211
+#endif //CONFIG_PLATFORM_MSTAR
+		break;
+	case ANDROID_WIFI_CMD_SCAN_PASSIVE:
+		//rtw_set_scan_mode((_adapter *)rtw_netdev_priv(net), SCAN_PASSIVE);
+		break;
+		
+	case ANDROID_WIFI_CMD_RSSI:
+		bytes_written = rtw_android_get_rssi(net, command, priv_cmd.total_len);
+		break;
+	case ANDROID_WIFI_CMD_LINKSPEED:
+		bytes_written = rtw_android_get_link_speed(net, command, priv_cmd.total_len);
+		break;
+
+	case ANDROID_WIFI_CMD_MACADDR:
+		bytes_written = rtw_android_get_macaddr(net, command, priv_cmd.total_len);
+		break;
+		
+	case ANDROID_WIFI_CMD_BLOCK:
+		bytes_written = rtw_android_set_block(net, command, priv_cmd.total_len);
+		break;
+		
+	case ANDROID_WIFI_CMD_RXFILTER_START:
+		//bytes_written = net_os_set_packet_filter(net, 1);
+		break;
+	case ANDROID_WIFI_CMD_RXFILTER_STOP:
+		//bytes_written = net_os_set_packet_filter(net, 0);
+		break;
+	case ANDROID_WIFI_CMD_RXFILTER_ADD:
+		//int filter_num = *(command + strlen(CMD_RXFILTER_ADD) + 1) - '0';
+		//bytes_written = net_os_rxfilter_add_remove(net, TRUE, filter_num);
+		break;
+	case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
+		//int filter_num = *(command + strlen(CMD_RXFILTER_REMOVE) + 1) - '0';
+		//bytes_written = net_os_rxfilter_add_remove(net, FALSE, filter_num);
+		break;
+		
+	case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
+		/* TBD: BTCOEXSCAN-START */
+		break;
+	case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
+		/* TBD: BTCOEXSCAN-STOP */
+		break;
+	case ANDROID_WIFI_CMD_BTCOEXMODE:
+		#if 0
+		uint mode = *(command + strlen(CMD_BTCOEXMODE) + 1) - '0';
+		if (mode == 1)
+			net_os_set_packet_filter(net, 0); /* DHCP starts */
+		else
+			net_os_set_packet_filter(net, 1); /* DHCP ends */
+#ifdef WL_CFG80211
+		bytes_written = wl_cfg80211_set_btcoex_dhcp(net, command);
+#endif
+		#endif
+		break;
+		
+	case ANDROID_WIFI_CMD_SETSUSPENDOPT:
+		//bytes_written = wl_android_set_suspendopt(net, command, priv_cmd.total_len);
+		break;
+		
+	case ANDROID_WIFI_CMD_SETBAND:
+	{
+		uint band = *(command + strlen("SETBAND") + 1) - '0';
+		_adapter*	padapter = ( _adapter * ) rtw_netdev_priv(net);
+
+		if (padapter->chip_type == RTL8192D)
+			padapter->setband = band;
+
+		break;
+	}
+	case ANDROID_WIFI_CMD_GETBAND:
+		//bytes_written = wl_android_get_band(net, command, priv_cmd.total_len);
+		break;
+		
+	case ANDROID_WIFI_CMD_COUNTRY:
+		bytes_written = rtw_android_set_country(net, command, priv_cmd.total_len);
+		break;
+		
+#ifdef PNO_SUPPORT
+	case ANDROID_WIFI_CMD_PNOSSIDCLR_SET:
+		//bytes_written = dhd_dev_pno_reset(net);
+		break;
+	case ANDROID_WIFI_CMD_PNOSETUP_SET:
+		//bytes_written = wl_android_set_pno_setup(net, command, priv_cmd.total_len);
+		break;
+	case ANDROID_WIFI_CMD_PNOENABLE_SET:
+		//uint pfn_enabled = *(command + strlen(CMD_PNOENABLE_SET) + 1) - '0';
+		//bytes_written = dhd_dev_pno_enable(net, pfn_enabled);
+		break;
+#endif
+
+	case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
+		bytes_written = rtw_android_get_p2p_dev_addr(net, command, priv_cmd.total_len);
+		break;
+	case ANDROID_WIFI_CMD_P2P_SET_NOA:
+		//int skip = strlen(CMD_P2P_SET_NOA) + 1;
+		//bytes_written = wl_cfg80211_set_p2p_noa(net, command + skip, priv_cmd.total_len - skip);
+		break;
+	case ANDROID_WIFI_CMD_P2P_GET_NOA:
+		//bytes_written = wl_cfg80211_get_p2p_noa(net, command, priv_cmd.total_len);
+		break;
+	case ANDROID_WIFI_CMD_P2P_SET_PS:
+		//int skip = strlen(CMD_P2P_SET_PS) + 1;
+		//bytes_written = wl_cfg80211_set_p2p_ps(net, command + skip, priv_cmd.total_len - skip);
+		break;
+		
+#ifdef CONFIG_IOCTL_CFG80211
+	case ANDROID_WIFI_CMD_SET_AP_WPS_P2P_IE:
+	{
+		int skip = strlen(android_wifi_cmd_str[ANDROID_WIFI_CMD_SET_AP_WPS_P2P_IE]) + 3;
+		bytes_written = rtw_cfg80211_set_mgnt_wpsp2pie(net, command + skip, priv_cmd.total_len - skip, *(command + skip - 2) - '0');
+		break;
+	}
+#endif //CONFIG_IOCTL_CFG80211
+
+#ifdef CONFIG_WFD
+	case ANDROID_WIFI_CMD_WFD_ENABLE:
+	{
+		//	Commented by Albert 2012/07/24
+		//	We can enable the WFD function by using the following command:
+		//	wpa_cli driver wfd-enable
+
+		pwfd_info = &padapter->wfd_info;
+		if( padapter->wdinfo.driver_interface == DRIVER_CFG80211 )
+			pwfd_info->wfd_enable = _TRUE;
+		break;
+	}
+
+	case ANDROID_WIFI_CMD_WFD_DISABLE:
+	{
+		//	Commented by Albert 2012/07/24
+		//	We can disable the WFD function by using the following command:
+		//	wpa_cli driver wfd-disable
+
+		pwfd_info = &padapter->wfd_info;
+		if( padapter->wdinfo.driver_interface == DRIVER_CFG80211 )
+			pwfd_info->wfd_enable = _FALSE;
+		break;
+	}
+	case ANDROID_WIFI_CMD_WFD_SET_TCPPORT:
+	{
+		//	Commented by Albert 2012/07/24
+		//	We can set the tcp port number by using the following command:
+		//	wpa_cli driver wfd-set-tcpport = 554
+
+		pwfd_info = &padapter->wfd_info;
+		if( padapter->wdinfo.driver_interface == DRIVER_CFG80211 )
+			pwfd_info->rtsp_ctrlport = ( u16 ) get_int_from_command( priv_cmd.buf );
+		break;
+	}
+	case ANDROID_WIFI_CMD_WFD_SET_MAX_TPUT:
+	{
+		break;
+	}
+	case ANDROID_WIFI_CMD_WFD_SET_DEVTYPE:
+	{
+		//	Commented by Albert 2012/08/28
+		//	Specify the WFD device type ( WFD source/primary sink )
+		
+		struct wifi_display_info		*pwfd_info;
+		_adapter*	padapter = ( _adapter * ) rtw_netdev_priv(net);
+	
+		pwfd_info = &padapter->wfd_info;
+		if( padapter->wdinfo.driver_interface == DRIVER_CFG80211 )
+		{
+			pwfd_info->wfd_device_type = ( u8 ) get_int_from_command( priv_cmd.buf );
+		
+			pwfd_info->wfd_device_type &= WFD_DEVINFO_DUAL;
+		}
+		break;
+	}
+#endif
+	default:
+		DBG_871X("Unknown PRIVATE command %s - ignored\n", command);
+		snprintf(command, 3, "OK");
+		bytes_written = strlen("OK");
+	}
+
+response:
+	if (bytes_written >= 0) {
+		if ((bytes_written == 0) && (priv_cmd.total_len > 0))
+			command[0] = '\0';
+		if (bytes_written >= priv_cmd.total_len) {
+			DBG_871X("%s: bytes_written = %d\n", __FUNCTION__, bytes_written);
+			bytes_written = priv_cmd.total_len;
+		} else {
+			bytes_written++;
+		}
+		priv_cmd.used_len = bytes_written;
+		if (copy_to_user((void *)priv_cmd.buf, command, bytes_written)) {
+			DBG_871X("%s: failed to copy data to user buffer\n", __FUNCTION__);
+			ret = -EFAULT;
+		}
+	}
+	else {
+		ret = bytes_written;
+	}
+
+exit:
+	rtw_unlock_suspend();
+	if (command) {
+		rtw_mfree(command, priv_cmd.total_len);
+	}
+
+	return ret;
+}
+
+
+/**
+ * Functions for Android WiFi card detection
+ */
+#if defined(RTW_ENABLE_WIFI_CONTROL_FUNC)
+
+static int g_wifidev_registered = 0;
+static struct semaphore wifi_control_sem;
+static struct wifi_platform_data *wifi_control_data = NULL;
+static struct resource *wifi_irqres = NULL;
+
+static int wifi_add_dev(void);
+static void wifi_del_dev(void);
+
+int rtw_android_wifictrl_func_add(void)
+{
+	int ret = 0;
+	sema_init(&wifi_control_sem, 0);
+
+	ret = wifi_add_dev();
+	if (ret) {
+		DBG_871X("%s: platform_driver_register failed\n", __FUNCTION__);
+		return ret;
+	}
+	g_wifidev_registered = 1;
+
+	/* Waiting callback after platform_driver_register is done or exit with error */
+	if (down_timeout(&wifi_control_sem,  msecs_to_jiffies(1000)) != 0) {
+		ret = -EINVAL;
+		DBG_871X("%s: platform_driver_register timeout\n", __FUNCTION__);
+	}
+
+	return ret;
+}
+
+void rtw_android_wifictrl_func_del(void)
+{
+	if (g_wifidev_registered)
+	{
+		wifi_del_dev();
+		g_wifidev_registered = 0;
+	}
+}
+
+void *wl_android_prealloc(int section, unsigned long size)
+{
+	void *alloc_ptr = NULL;
+	if (wifi_control_data && wifi_control_data->mem_prealloc) {
+		alloc_ptr = wifi_control_data->mem_prealloc(section, size);
+		if (alloc_ptr) {
+			DBG_871X("success alloc section %d\n", section);
+			if (size != 0L)
+				memset(alloc_ptr, 0, size);
+			return alloc_ptr;
+		}
+	}
+
+	DBG_871X("can't alloc section %d\n", section);
+	return NULL;
+}
+
+int wifi_get_irq_number(unsigned long *irq_flags_ptr)
+{
+	if (wifi_irqres) {
+		*irq_flags_ptr = wifi_irqres->flags & IRQF_TRIGGER_MASK;
+		return (int)wifi_irqres->start;
+	}
+#ifdef CUSTOM_OOB_GPIO_NUM
+	return CUSTOM_OOB_GPIO_NUM;
+#else
+	return -1;
+#endif
+}
+
+int wifi_set_power(int on, unsigned long msec)
+{
+	DBG_871X("%s = %d\n", __FUNCTION__, on);
+	if (wifi_control_data && wifi_control_data->set_power) {
+		wifi_control_data->set_power(on);
+	}
+	if (msec)
+		msleep(msec);
+	return 0;
+}
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
+int wifi_get_mac_addr(unsigned char *buf)
+{
+	DBG_871X("%s\n", __FUNCTION__);
+	if (!buf)
+		return -EINVAL;
+	if (wifi_control_data && wifi_control_data->get_mac_addr) {
+		return wifi_control_data->get_mac_addr(buf);
+	}
+	return -EOPNOTSUPP;
+}
+#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35)) */
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39)) || defined(COMPAT_KERNEL_RELEASE)
+void *wifi_get_country_code(char *ccode)
+{
+	DBG_871X("%s\n", __FUNCTION__);
+	if (!ccode)
+		return NULL;
+	if (wifi_control_data && wifi_control_data->get_country_code) {
+		return wifi_control_data->get_country_code(ccode);
+	}
+	return NULL;
+}
+#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39)) */
+
+static int wifi_set_carddetect(int on)
+{
+	DBG_871X("%s = %d\n", __FUNCTION__, on);
+	if (wifi_control_data && wifi_control_data->set_carddetect) {
+		wifi_control_data->set_carddetect(on);
+	}
+	return 0;
+}
+
+static int wifi_probe(struct platform_device *pdev)
+{
+	struct wifi_platform_data *wifi_ctrl =
+		(struct wifi_platform_data *)(pdev->dev.platform_data);
+	int wifi_wake_gpio = 0;
+
+	DBG_871X("## %s\n", __FUNCTION__);
+	wifi_irqres = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "bcmdhd_wlan_irq");
+
+	if (wifi_irqres == NULL)
+		wifi_irqres = platform_get_resource_byname(pdev,
+			IORESOURCE_IRQ, "bcm4329_wlan_irq");
+	else
+		wifi_wake_gpio = wifi_irqres->start;
+
+#ifdef CONFIG_GPIO_WAKEUP
+	printk("%s: gpio:%d wifi_wake_gpio:%d\n", __func__,
+			wifi_irqres->start, wifi_wake_gpio);
+
+	if (wifi_wake_gpio > 0) {
+		gpio_request(wifi_wake_gpio, "oob_irq");
+		gpio_direction_input(wifi_wake_gpio);
+		oob_irq = gpio_to_irq(wifi_wake_gpio);
+		printk("%s oob_irq:%d\n", __func__, oob_irq);
+	}
+#endif
+	wifi_control_data = wifi_ctrl;
+
+	wifi_set_power(1, 0);	/* Power On */
+	wifi_set_carddetect(1);	/* CardDetect (0->1) */
+
+	up(&wifi_control_sem);
+	return 0;
+}
+
+static int wifi_remove(struct platform_device *pdev)
+{
+	struct wifi_platform_data *wifi_ctrl =
+		(struct wifi_platform_data *)(pdev->dev.platform_data);
+
+	DBG_871X("## %s\n", __FUNCTION__);
+	wifi_control_data = wifi_ctrl;
+
+	wifi_set_power(0, 0);	/* Power Off */
+	wifi_set_carddetect(0);	/* CardDetect (1->0) */
+
+	up(&wifi_control_sem);
+	return 0;
+}
+
+static int wifi_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	DBG_871X("##> %s\n", __FUNCTION__);
+#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 39)) && defined(OOB_INTR_ONLY)
+	bcmsdh_oob_intr_set(0);
+#endif
+	return 0;
+}
+
+static int wifi_resume(struct platform_device *pdev)
+{
+	DBG_871X("##> %s\n", __FUNCTION__);
+#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 39)) && defined(OOB_INTR_ONLY)
+	if (dhd_os_check_if_up(bcmsdh_get_drvdata()))
+		bcmsdh_oob_intr_set(1);
+#endif
+	return 0;
+}
+
+/* temporarily use these two */
+static struct platform_driver wifi_device = {
+	.probe          = wifi_probe,
+	.remove         = wifi_remove,
+	.suspend        = wifi_suspend,
+	.resume         = wifi_resume,
+	.driver         = {
+	.name   = "bcmdhd_wlan",
+	}
+};
+
+static struct platform_driver wifi_device_legacy = {
+	.probe          = wifi_probe,
+	.remove         = wifi_remove,
+	.suspend        = wifi_suspend,
+	.resume         = wifi_resume,
+	.driver         = {
+	.name   = "bcm4329_wlan",
+	}
+};
+
+static int wifi_add_dev(void)
+{
+	DBG_871X("## Calling platform_driver_register\n");
+	platform_driver_register(&wifi_device);
+	platform_driver_register(&wifi_device_legacy);
+	return 0;
+}
+
+static void wifi_del_dev(void)
+{
+	DBG_871X("## Unregister platform_driver_register\n");
+	platform_driver_unregister(&wifi_device);
+	platform_driver_unregister(&wifi_device_legacy);
+}
+#endif /* defined(RTW_ENABLE_WIFI_CONTROL_FUNC) */
+