On Friday 25 January 2008, Jussi Kivilinna wrote: > New driver for wireless RNDIS devices. So far only known chip that uses > wireless RNDIS is Broadcom 4320. Driver detects all RNDIS devices that > have RNDIS wireless physical medium. At least following devices are > detected: > > Buffalo WLI-U2-KG125S > U.S. Robotics USR5421 > Belkin F5D7051 > Linksys WUSB54GSv2 > Linksys WUSB54GSC > Asus WL169gE > Eminent EM4045 > BT Voyager 1055 > Linksys WUSB54GSv1 > U.S. Robotics USR5420 > BUFFALO WLI-USB-G54 > > Signed-off-by: Jussi Kivilinna <jussi.kivilinna@xxxxxxxx> OK by me, but I don't need to be in the loop on this one. So I'm not really reviewing this code. Not that I know much about this wireless stack! > --- > > MAINTAINERS | 6 > drivers/net/wireless/Kconfig | 28 > drivers/net/wireless/Makefile | 2 > drivers/net/wireless/rndis_wlan.c | 2757 +++++++++++++++++++++++++++++++++++++ > 4 files changed, 2793 insertions(+), 0 deletions(-) > > diff --git a/MAINTAINERS b/MAINTAINERS > index 2340cfb..d6773c2 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -4031,6 +4031,12 @@ L: video4linux-list@xxxxxxxxxx > W: http://www.linux-projects.org > S: Maintained > > +USB WIRELESS RNDIS DRIVER (rndis_wlan) > +P: Jussi Kivilinna > +M: jussi.kivilinna@xxxxxxxx > +L: linux-wireless@xxxxxxxxxxxxxxx > +S: Maintained > + > USB ZC0301 DRIVER > P: Luca Risolia > M: luca.risolia@xxxxxxxxxxxxxxx > diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig > index 2c08c0a..962663c 100644 > --- a/drivers/net/wireless/Kconfig > +++ b/drivers/net/wireless/Kconfig > @@ -545,6 +545,34 @@ config USB_ZD1201 > To compile this driver as a module, choose M here: the > module will be called zd1201. > > +config USB_NET_RNDIS_WLAN > + tristate "Wireless RNDIS USB support" > + depends on USB && WLAN_80211 && EXPERIMENTAL > + select USB_USBNET > + select USB_NET_CDCETHER > + select USB_NET_RNDIS_HOST > + select WIRELESS_EXT > + ---help--- > + This is a driver for wireless RNDIS devices. > + These are USB based adapters found in devices such as: > + > + Buffalo WLI-U2-KG125S > + U.S. Robotics USR5421 > + Belkin F5D7051 > + Linksys WUSB54GSv2 > + Linksys WUSB54GSC > + Asus WL169gE > + Eminent EM4045 > + BT Voyager 1055 > + Linksys WUSB54GSv1 > + U.S. Robotics USR5420 > + BUFFALO WLI-USB-G54 > + > + All of these devices are based on Broadcom 4320 chip which is the > + only wireless RNDIS chip known to date. > + > + If you choose to build a module, it'll be called rndis_wlan. > + > config RTL8187 > tristate "Realtek 8187 USB support" > depends on MAC80211 && USB && WLAN_80211 && EXPERIMENTAL > diff --git a/drivers/net/wireless/Makefile b/drivers/net/wireless/Makefile > index 6f32b53..e3e521e 100644 > --- a/drivers/net/wireless/Makefile > +++ b/drivers/net/wireless/Makefile > @@ -44,6 +44,8 @@ obj-$(CONFIG_ZD1211RW) += zd1211rw/ > obj-$(CONFIG_PCMCIA_RAYCS) += ray_cs.o > obj-$(CONFIG_PCMCIA_WL3501) += wl3501_cs.o > > +obj-$(CONFIG_USB_NET_RNDIS_WLAN) += rndis_wlan.o > + > obj-$(CONFIG_USB_ZD1201) += zd1201.o > obj-$(CONFIG_LIBERTAS) += libertas/ > > diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c > new file mode 100644 > index 0000000..d3ecf89 > --- /dev/null > +++ b/drivers/net/wireless/rndis_wlan.c > @@ -0,0 +1,2757 @@ > +/* > + * Driver for RNDIS based wireless USB devices. > + * > + * Copyright (C) 2007 by Bjorge Dijkstra <bjd@xxxxxxxx> > + * Copyright (C) 2008 by Jussi Kivilinna <jussi.kivilinna@xxxxxxxx> > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA > + * > + * Portions of this file are based on NDISwrapper project, > + * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani > + * http://ndiswrapper.sourceforge.net/ > + */ > + > +// #define DEBUG // error path messages, extra info > +// #define VERBOSE // more; success messages > + > +#include <linux/module.h> > +#include <linux/init.h> > +#include <linux/netdevice.h> > +#include <linux/etherdevice.h> > +#include <linux/ethtool.h> > +#include <linux/workqueue.h> > +#include <linux/mutex.h> > +#include <linux/mii.h> > +#include <linux/usb.h> > +#include <linux/usb/cdc.h> > +#include <linux/wireless.h> > +#include <linux/if_arp.h> > +#include <linux/ctype.h> > +#include <linux/spinlock.h> > +#include <net/iw_handler.h> > +#include <net/ieee80211.h> > +#include <linux/usb/usbnet.h> > +#include <linux/usb/rndis_host.h> > + > + > +/* NOTE: All these are settings for Broadcom chipset */ > +static char modparam_country[4] = "EU"; > +module_param_string(country, modparam_country, 4, 0444); > +MODULE_PARM_DESC(country, "Country code (ISO 3166-1 alpha-2), default: EU"); > + > +static int modparam_frameburst = 1; > +module_param_named(frameburst, modparam_frameburst, int, 0444); > +MODULE_PARM_DESC(frameburst, "enable frame bursting (default: on)"); > + > +static int modparam_afterburner = 0; > +module_param_named(afterburner, modparam_afterburner, int, 0444); > +MODULE_PARM_DESC(afterburner, > + "enable afterburner aka '125 High Speed Mode' (default: off)"); > + > +static int modparam_power_save = 0; > +module_param_named(power_save, modparam_power_save, int, 0444); > +MODULE_PARM_DESC(power_save, > + "set power save mode: 0=off, 1=on, 2=fast (default: off)"); > + > +static int modparam_power_output = 3; > +module_param_named(power_output, modparam_power_output, int, 0444); > +MODULE_PARM_DESC(power_output, > + "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)"); > + > +static int modparam_roamtrigger = -70; > +module_param_named(roamtrigger, modparam_roamtrigger, int, 0444); > +MODULE_PARM_DESC(roamtrigger, > + "set roaming dBm trigger: -80=optimize for distance, " > + "-60=bandwidth (default: -70)"); > + > +static int modparam_roamdelta = 1; > +module_param_named(roamdelta, modparam_roamdelta, int, 0444); > +MODULE_PARM_DESC(roamdelta, > + "set roaming tendency: 0=aggressive, 1=moderate, " > + "2=conservative (default: moderate)"); > + > +static int modparam_workaround_interval = 500; > +module_param_named(workaround_interval, modparam_workaround_interval, > + int, 0444); > +MODULE_PARM_DESC(workaround_interval, > + "set stall workaround interval in msecs (default: 500)"); > + > + > +/* various RNDIS OID defs */ > +#define OID_GEN_LINK_SPEED ccpu2(0x00010107) > +#define OID_GEN_RNDIS_CONFIG_PARAMETER ccpu2(0x0001021b) > + > +#define OID_GEN_XMIT_OK ccpu2(0x00020101) > +#define OID_GEN_RCV_OK ccpu2(0x00020102) > +#define OID_GEN_XMIT_ERROR ccpu2(0x00020103) > +#define OID_GEN_RCV_ERROR ccpu2(0x00020104) > +#define OID_GEN_RCV_NO_BUFFER ccpu2(0x00020105) > + > +#define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101) > +#define OID_802_3_CURRENT_ADDRESS ccpu2(0x01010102) > +#define OID_802_3_MULTICAST_LIST ccpu2(0x01010103) > +#define OID_802_3_MAXIMUM_LIST_SIZE ccpu2(0x01010104) > + > +#define OID_802_11_BSSID ccpu2(0x0d010101) > +#define OID_802_11_SSID ccpu2(0x0d010102) > +#define OID_802_11_INFRASTRUCTURE_MODE ccpu2(0x0d010108) > +#define OID_802_11_ADD_WEP ccpu2(0x0d010113) > +#define OID_802_11_REMOVE_WEP ccpu2(0x0d010114) > +#define OID_802_11_DISASSOCIATE ccpu2(0x0d010115) > +#define OID_802_11_AUTHENTICATION_MODE ccpu2(0x0d010118) > +#define OID_802_11_PRIVACY_FILTER ccpu2(0x0d010119) > +#define OID_802_11_BSSID_LIST_SCAN ccpu2(0x0d01011a) > +#define OID_802_11_ENCRYPTION_STATUS ccpu2(0x0d01011b) > +#define OID_802_11_ADD_KEY ccpu2(0x0d01011d) > +#define OID_802_11_REMOVE_KEY ccpu2(0x0d01011e) > +#define OID_802_11_PMKID ccpu2(0x0d010123) > +#define OID_802_11_NETWORK_TYPES_SUPPORTED ccpu2(0x0d010203) > +#define OID_802_11_NETWORK_TYPE_IN_USE ccpu2(0x0d010204) > +#define OID_802_11_TX_POWER_LEVEL ccpu2(0x0d010205) > +#define OID_802_11_RSSI ccpu2(0x0d010206) > +#define OID_802_11_RSSI_TRIGGER ccpu2(0x0d010207) > +#define OID_802_11_FRAGMENTATION_THRESHOLD ccpu2(0x0d010209) > +#define OID_802_11_RTS_THRESHOLD ccpu2(0x0d01020a) > +#define OID_802_11_SUPPORTED_RATES ccpu2(0x0d01020e) > +#define OID_802_11_CONFIGURATION ccpu2(0x0d010211) > +#define OID_802_11_BSSID_LIST ccpu2(0x0d010217) > + > + > +/* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */ > +#define WL_NOISE -96 /* typical noise level in dBm */ > +#define WL_SIGMAX -32 /* typical maximum signal level in dBm */ > + > + > +/* Assume that Broadcom 4320 (only chipset at time of writing known to be > + * based on wireless rndis) has default txpower of 13dBm. > + * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications. > + * 13dBm == 19.9mW > + */ > +#define BCM4320_DEFAULT_TXPOWER 20 > + > + > +/* codes for "status" field of completion messages */ > +#define RNDIS_STATUS_ADAPTER_NOT_READY ccpu2(0xc0010011) > +#define RNDIS_STATUS_ADAPTER_NOT_OPEN ccpu2(0xc0010012) > + > + > +/* NDIS data structures. Taken from wpa_supplicant driver_ndis.c > + * slightly modified for datatype endianess, etc > + */ > +#define NDIS_802_11_LENGTH_SSID 32 > +#define NDIS_802_11_LENGTH_RATES 8 > +#define NDIS_802_11_LENGTH_RATES_EX 16 > + > +struct NDIS_802_11_SSID { > + __le32 SsidLength; > + u8 Ssid[NDIS_802_11_LENGTH_SSID]; > +} __attribute__((packed)); > + > +enum NDIS_802_11_NETWORK_TYPE { > + Ndis802_11FH, > + Ndis802_11DS, > + Ndis802_11OFDM5, > + Ndis802_11OFDM24, > + Ndis802_11NetworkTypeMax > +}; > + > +struct NDIS_802_11_CONFIGURATION_FH { > + __le32 Length; > + __le32 HopPattern; > + __le32 HopSet; > + __le32 DwellTime; > +} __attribute__((packed)); > + > +struct NDIS_802_11_CONFIGURATION { > + __le32 Length; > + __le32 BeaconPeriod; > + __le32 ATIMWindow; > + __le32 DSConfig; > + struct NDIS_802_11_CONFIGURATION_FH FHConfig; > +} __attribute__((packed)); > + > +enum NDIS_802_11_NETWORK_INFRASTRUCTURE { > + Ndis802_11IBSS, > + Ndis802_11Infrastructure, > + Ndis802_11AutoUnknown, > + Ndis802_11InfrastructureMax > +}; > + > +enum NDIS_802_11_AUTHENTICATION_MODE { > + Ndis802_11AuthModeOpen, > + Ndis802_11AuthModeShared, > + Ndis802_11AuthModeAutoSwitch, > + Ndis802_11AuthModeWPA, > + Ndis802_11AuthModeWPAPSK, > + Ndis802_11AuthModeWPANone, > + Ndis802_11AuthModeWPA2, > + Ndis802_11AuthModeWPA2PSK, > + Ndis802_11AuthModeMax > +}; > + > +enum NDIS_802_11_ENCRYPTION_STATUS { > + Ndis802_11WEPEnabled, > + Ndis802_11Encryption1Enabled = Ndis802_11WEPEnabled, > + Ndis802_11WEPDisabled, > + Ndis802_11EncryptionDisabled = Ndis802_11WEPDisabled, > + Ndis802_11WEPKeyAbsent, > + Ndis802_11Encryption1KeyAbsent = Ndis802_11WEPKeyAbsent, > + Ndis802_11WEPNotSupported, > + Ndis802_11EncryptionNotSupported = Ndis802_11WEPNotSupported, > + Ndis802_11Encryption2Enabled, > + Ndis802_11Encryption2KeyAbsent, > + Ndis802_11Encryption3Enabled, > + Ndis802_11Encryption3KeyAbsent > +}; > + > +enum NDIS_802_11_PRIVACY_FILTER { > + Ndis802_11PrivFilterAcceptAll, > + Ndis802_11PrivFilter8021xWEP > +}; > + > +struct NDIS_WLAN_BSSID_EX { > + __le32 Length; > + u8 MacAddress[6]; > + u8 Padding[2]; > + struct NDIS_802_11_SSID Ssid; > + __le32 Privacy; > + __le32 Rssi; > + enum NDIS_802_11_NETWORK_TYPE NetworkTypeInUse; > + struct NDIS_802_11_CONFIGURATION Configuration; > + enum NDIS_802_11_NETWORK_INFRASTRUCTURE InfrastructureMode; > + u8 SupportedRates[NDIS_802_11_LENGTH_RATES_EX]; > + __le32 IELength; > + u8 IEs[0]; > +} __attribute__((packed)); > + > +struct NDIS_802_11_BSSID_LIST_EX { > + __le32 NumberOfItems; > + struct NDIS_WLAN_BSSID_EX Bssid[0]; > +} __attribute__((packed)); > + > +struct NDIS_802_11_FIXED_IEs { > + u8 Timestamp[8]; > + __le16 BeaconInterval; > + __le16 Capabilities; > +} __attribute__((packed)); > + > +struct NDIS_802_11_WEP { > + __le32 Length; > + __le32 KeyIndex; > + __le32 KeyLength; > + u8 KeyMaterial[32]; > +} __attribute__((packed)); > + > +struct NDIS_802_11_KEY { > + __le32 Length; > + __le32 KeyIndex; > + __le32 KeyLength; > + u8 Bssid[6]; > + u8 Padding[6]; > + __le64 KeyRSC; > + u8 KeyMaterial[32]; > +} __attribute__((packed)); > + > +struct NDIS_802_11_REMOVE_KEY { > + __le32 Length; > + __le32 KeyIndex; > + u8 Bssid[6]; > +} __attribute__((packed)); > + > +struct RNDIS_CONFIG_PARAMETER_INFOBUFFER { > + __le32 ParameterNameOffset; > + __le32 ParameterNameLength; > + __le32 ParameterType; > + __le32 ParameterValueOffset; > + __le32 ParameterValueLength; > +} __attribute__((packed)); > + > +/* these have to match what is in wpa_supplicant */ > +enum { WPA_ALG_NONE, WPA_ALG_WEP, WPA_ALG_TKIP, WPA_ALG_CCMP } wpa_alg; > +enum { CIPHER_NONE, CIPHER_WEP40, CIPHER_TKIP, CIPHER_CCMP, CIPHER_WEP104 } > + wpa_cipher; > +enum { KEY_MGMT_802_1X, KEY_MGMT_PSK, KEY_MGMT_NONE, KEY_MGMT_802_1X_NO_WPA, > + KEY_MGMT_WPA_NONE } wpa_key_mgmt; > + > +/* > + * private data > + */ > +#define NET_TYPE_11FB 0 > + > +#define CAP_MODE_80211A 1 > +#define CAP_MODE_80211B 2 > +#define CAP_MODE_80211G 4 > +#define CAP_MODE_MASK 7 > +#define CAP_SUPPORT_TXPOWER 8 > + > +#define WORK_CONNECTION_EVENT (1<<0) > +#define WORK_SET_MULTICAST_LIST (1<<1) > + > +/* RNDIS device private data */ > +struct rndis_wext_private { > + char name[32]; > + > + struct usbnet *usbdev; > + > + struct workqueue_struct *workqueue; > + struct delayed_work stats_work; > + struct work_struct work; > + struct mutex command_lock; > + spinlock_t stats_lock; > + unsigned long work_pending; > + > + struct iw_statistics iwstats; > + struct iw_statistics privstats; > + > + int nick_len; > + char nick[32]; > + > + int caps; > + int multicast_size; > + > + /* module parameters */ > + char param_country[4]; > + int param_frameburst; > + int param_afterburner; > + int param_power_save; > + int param_power_output; > + int param_roamtrigger; > + int param_roamdelta; > + u32 param_workaround_interval; > + > + /* hardware state */ > + int radio_on; > + int infra_mode; > + struct NDIS_802_11_SSID essid; > + > + /* encryption stuff */ > + int encr_tx_key_index; > + char encr_keys[4][32]; > + int encr_key_len[4]; > + int wpa_version; > + int wpa_keymgmt; > + int wpa_authalg; > + int wpa_ie_len; > + u8 *wpa_ie; > + int wpa_cipher_pair; > + int wpa_cipher_group; > +}; > + > + > +static const int freq_chan[] = { 2412, 2417, 2422, 2427, 2432, 2437, 2442, > + 2447, 2452, 2457, 2462, 2467, 2472, 2484 }; > + > +static const int rates_80211g[8] = { 6, 9, 12, 18, 24, 36, 48, 54 }; > + > +static const int bcm4320_power_output[4] = { 25, 50, 75, 100 }; > + > +static const unsigned char zero_bssid[ETH_ALEN] = {0,}; > +static const unsigned char ffff_bssid[ETH_ALEN] = { 0xff, 0xff, 0xff, > + 0xff, 0xff, 0xff }; > + > + > +static struct rndis_wext_private *get_rndis_wext_priv(struct usbnet *dev) > +{ > + return (struct rndis_wext_private *)dev->driver_priv; > +} > + > + > +static u32 get_bcm4320_power(struct rndis_wext_private *priv) > +{ > + return BCM4320_DEFAULT_TXPOWER * > + bcm4320_power_output[priv->param_power_output] / 100; > +} > + > + > +/* translate error code */ > +static int rndis_error_status(__le32 rndis_status) > +{ > + int ret = -EINVAL; > + switch (rndis_status) { > + case RNDIS_STATUS_SUCCESS: > + ret = 0; > + break; > + case RNDIS_STATUS_FAILURE: > + case RNDIS_STATUS_INVALID_DATA: > + ret = -EINVAL; > + break; > + case RNDIS_STATUS_NOT_SUPPORTED: > + ret = -EOPNOTSUPP; > + break; > + case RNDIS_STATUS_ADAPTER_NOT_READY: > + case RNDIS_STATUS_ADAPTER_NOT_OPEN: > + ret = -EBUSY; > + break; > + } > + return ret; > +} > + > + > +static int rndis_query_oid(struct usbnet *dev, __le32 oid, void *data, int *len) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + union { > + void *buf; > + struct rndis_msg_hdr *header; > + struct rndis_query *get; > + struct rndis_query_c *get_c; > + } u; > + int ret, buflen; > + > + buflen = *len + sizeof(*u.get); > + if (buflen < CONTROL_BUFFER_SIZE) > + buflen = CONTROL_BUFFER_SIZE; > + u.buf = kmalloc(buflen, GFP_KERNEL); > + if (!u.buf) > + return -ENOMEM; > + memset(u.get, 0, sizeof *u.get); > + u.get->msg_type = RNDIS_MSG_QUERY; > + u.get->msg_len = ccpu2(sizeof *u.get); > + u.get->oid = oid; > + > + mutex_lock(&priv->command_lock); > + ret = rndis_command(dev, u.header); > + mutex_unlock(&priv->command_lock); > + > + if (ret == 0) { > + ret = le32_to_cpu(u.get_c->len); > + *len = (*len > ret) ? ret : *len; > + memcpy(data, u.buf + le32_to_cpu(u.get_c->offset) + 8, *len); > + ret = rndis_error_status(u.get_c->status); > + } > + > + kfree(u.buf); > + return ret; > +} > + > + > +static int rndis_set_oid(struct usbnet *dev, __le32 oid, void *data, int len) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + union { > + void *buf; > + struct rndis_msg_hdr *header; > + struct rndis_set *set; > + struct rndis_set_c *set_c; > + } u; > + int ret, buflen; > + > + buflen = len + sizeof(*u.set); > + if (buflen < CONTROL_BUFFER_SIZE) > + buflen = CONTROL_BUFFER_SIZE; > + u.buf = kmalloc(buflen, GFP_KERNEL); > + if (!u.buf) > + return -ENOMEM; > + > + memset(u.set, 0, sizeof *u.set); > + u.set->msg_type = RNDIS_MSG_SET; > + u.set->msg_len = cpu_to_le32(sizeof(*u.set) + len); > + u.set->oid = oid; > + u.set->len = cpu_to_le32(len); > + u.set->offset = ccpu2(sizeof(*u.set) - 8); > + u.set->handle = ccpu2(0); > + memcpy(u.buf + sizeof(*u.set), data, len); > + > + mutex_lock(&priv->command_lock); > + ret = rndis_command(dev, u.header); > + mutex_unlock(&priv->command_lock); > + > + if (ret == 0) > + ret = rndis_error_status(u.set_c->status); > + > + kfree(u.buf); > + return ret; > +} > + > + > +/* > + * Specs say that we can only set config parameters only soon after device > + * initialization. > + * value_type: 0 = u32, 2 = unicode string > + */ > +static int rndis_set_config_parameter(struct usbnet *dev, char *param, > + int value_type, void *value) > +{ > + struct RNDIS_CONFIG_PARAMETER_INFOBUFFER *infobuf; > + int value_len, info_len, param_len, ret, i; > + __le16 *unibuf; > + __le32 *dst_value; > + > + if (value_type == 0) > + value_len = sizeof(__le32); > + else if (value_type == 2) > + value_len = strlen(value) * sizeof(__le16); > + else > + return -EINVAL; > + > + param_len = strlen(param) * sizeof(__le16); > + info_len = sizeof(*infobuf) + param_len + value_len; > + > +#ifdef DEBUG > + info_len += 12; > +#endif > + infobuf = kmalloc(info_len, GFP_KERNEL); > + if (!infobuf) > + return -ENOMEM; > + > +#ifdef DEBUG > + info_len -= 12; > + /* extra 12 bytes are for padding (debug output) */ > + memset(infobuf, 0xCC, info_len + 12); > +#endif > + > + if (value_type == 2) > + devdbg(dev, "setting config parameter: %s, value: %s", > + param, (u8 *)value); > + else > + devdbg(dev, "setting config parameter: %s, value: %d", > + param, *(u32 *)value); > + > + infobuf->ParameterNameOffset = cpu_to_le32(sizeof(*infobuf)); > + infobuf->ParameterNameLength = cpu_to_le32(param_len); > + infobuf->ParameterType = cpu_to_le32(value_type); > + infobuf->ParameterValueOffset = cpu_to_le32(sizeof(*infobuf) + > + param_len); > + infobuf->ParameterValueLength = cpu_to_le32(value_len); > + > + /* simple string to unicode string conversion */ > + unibuf = (void *)infobuf + sizeof(*infobuf); > + for (i = 0; i < param_len / sizeof(__le16); i++) > + unibuf[i] = cpu_to_le16(param[i]); > + > + if (value_type == 2) { > + unibuf = (void *)infobuf + sizeof(*infobuf) + param_len; > + for (i = 0; i < value_len / sizeof(__le16); i++) > + unibuf[i] = cpu_to_le16(((u8 *)value)[i]); > + } else { > + dst_value = (void *)infobuf + sizeof(*infobuf) + param_len; > + *dst_value = cpu_to_le32(*(u32 *)value); > + } > + > +#ifdef DEBUG > + devdbg(dev, "info buffer (len: %d):", info_len); > + for (i = 0; i < info_len; i += 12) { > + u32 *tmp = (u32 *)((u8 *)infobuf + i); > + devdbg(dev, "%08X:%08X:%08X", > + cpu_to_be32(tmp[0]), > + cpu_to_be32(tmp[1]), > + cpu_to_be32(tmp[2])); > + } > +#endif > + > + ret = rndis_set_oid(dev, OID_GEN_RNDIS_CONFIG_PARAMETER, > + infobuf, info_len); > + if (ret != 0) > + devdbg(dev, "setting rndis config paramater failed, %d.", ret); > + > + kfree(infobuf); > + return ret; > +} > + > +static int rndis_set_config_parameter_str(struct usbnet *dev, > + char *param, char *value) > +{ > + return(rndis_set_config_parameter(dev, param, 2, value)); > +} > + > +/*static int rndis_set_config_parameter_u32(struct usbnet *dev, > + char *param, u32 value) > +{ > + return(rndis_set_config_parameter(dev, param, 0, &value)); > +}*/ > + > + > +/* > + * data conversion functions > + */ > +static int level_to_qual(int level) > +{ > + int qual = 100 * (level - WL_NOISE) / (WL_SIGMAX - WL_NOISE); > + return qual >= 0 ? (qual <= 100 ? qual : 100) : 0; > +} > + > + > +static void dsconfig_to_freq(unsigned int dsconfig, struct iw_freq *freq) > +{ > + freq->e = 0; > + freq->i = 0; > + freq->flags = 0; > + > + /* see comment in wireless.h above the "struct iw_freq" > + * definition for an explanation of this if > + * NOTE: 1000000 is due to the kHz > + */ > + if (dsconfig > 1000000) { > + freq->m = dsconfig / 10; > + freq->e = 1; > + } else > + freq->m = dsconfig; > + > + /* convert from kHz to Hz */ > + freq->e += 3; > +} > + > + > +static int freq_to_dsconfig(struct iw_freq *freq, unsigned int *dsconfig) > +{ > + if (freq->m < 1000 && freq->e == 0) { > + if (freq->m >= 1 && > + freq->m <= (sizeof(freq_chan) / sizeof(freq_chan[0]))) > + *dsconfig = freq_chan[freq->m - 1] * 1000; > + else > + return -1; > + } else { > + int i; > + *dsconfig = freq->m; > + for (i = freq->e; i > 0; i--) > + *dsconfig *= 10; > + *dsconfig /= 1000; > + } > + > + return 0; > +} > + > + > +/* > + * common functions > + */ > +static int > +add_wep_key(struct usbnet *usbdev, char *key, int key_len, int index); > + > +static int get_essid(struct usbnet *usbdev, struct NDIS_802_11_SSID *ssid) > +{ > + int ret, len; > + > + len = sizeof(*ssid); > + ret = rndis_query_oid(usbdev, OID_802_11_SSID, ssid, &len); > + > + if (ret != 0) > + ssid->SsidLength = 0; > + > +#ifdef DEBUG > + { > + unsigned char tmp[NDIS_802_11_LENGTH_SSID + 1]; > + > + memcpy(tmp, ssid->Ssid, le32_to_cpu(ssid->SsidLength)); > + tmp[le32_to_cpu(ssid->SsidLength)] = 0; > + devdbg(usbdev, "get_essid: '%s', ret: %d", tmp, ret); > + } > +#endif > + return ret; > +} > + > + > +static int set_essid(struct usbnet *usbdev, struct NDIS_802_11_SSID *ssid) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + int ret; > + > + ret = rndis_set_oid(usbdev, OID_802_11_SSID, ssid, sizeof(*ssid)); > + if (ret == 0) { > + memcpy(&priv->essid, ssid, sizeof(priv->essid)); > + priv->radio_on = 1; > + devdbg(usbdev, "set_essid: radio_on = 1"); > + } > + > + return ret; > +} > + > + > +static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN]) > +{ > + int ret, len; > + > + len = ETH_ALEN; > + ret = rndis_query_oid(usbdev, OID_802_11_BSSID, bssid, &len); > + > + if (ret != 0) > + memset(bssid, 0, ETH_ALEN); > + > + return ret; > +} > + > + > +static int is_associated(struct usbnet *usbdev) > +{ > + u8 bssid[ETH_ALEN]; > + int ret; > + > + ret = get_bssid(usbdev, bssid); > + > + return(ret == 0 && memcmp(bssid, zero_bssid, ETH_ALEN) != 0); > +} > + > + > +static int disassociate(struct usbnet *usbdev, int reset_ssid) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct NDIS_802_11_SSID ssid; > + int i, ret = 0; > + > + if (priv->radio_on) { > + ret = rndis_set_oid(usbdev, OID_802_11_DISASSOCIATE, NULL, 0); > + if (ret == 0) { > + priv->radio_on = 0; > + devdbg(usbdev, "disassociate: radio_on = 0"); > + > + if (reset_ssid) > + msleep(100); > + } > + } > + > + /* disassociate causes radio to be turned off; if reset_ssid > + * is given, set random ssid to enable radio */ > + if (reset_ssid) { > + ssid.SsidLength = cpu_to_le32(sizeof(ssid.Ssid)); > + get_random_bytes(&ssid.Ssid[2], sizeof(ssid.Ssid)-2); > + ssid.Ssid[0] = 0x1; > + ssid.Ssid[1] = 0xff; > + for (i = 2; i < sizeof(ssid.Ssid); i++) > + ssid.Ssid[i] = 0x1 + (ssid.Ssid[i] * 0xfe / 0xff); > + ret = set_essid(usbdev, &ssid); > + } > + return ret; > +} > + > + > +static int set_auth_mode(struct usbnet *usbdev, int wpa_version, int authalg) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tmp; > + int auth_mode, ret; > + > + devdbg(usbdev, "set_auth_mode: wpa_version=0x%x authalg=0x%x " > + "keymgmt=0x%x", wpa_version, authalg, priv->wpa_keymgmt); > + > + if (wpa_version & IW_AUTH_WPA_VERSION_WPA2) { > + if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_802_1X) > + auth_mode = Ndis802_11AuthModeWPA2; > + else > + auth_mode = Ndis802_11AuthModeWPA2PSK; > + } else if (wpa_version & IW_AUTH_WPA_VERSION_WPA) { > + if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_802_1X) > + auth_mode = Ndis802_11AuthModeWPA; > + else if (priv->wpa_keymgmt & IW_AUTH_KEY_MGMT_PSK) > + auth_mode = Ndis802_11AuthModeWPAPSK; > + else > + auth_mode = Ndis802_11AuthModeWPANone; > + } else if (authalg & IW_AUTH_ALG_SHARED_KEY) { > + if (authalg & IW_AUTH_ALG_OPEN_SYSTEM) > + auth_mode = Ndis802_11AuthModeAutoSwitch; > + else > + auth_mode = Ndis802_11AuthModeShared; > + } else > + auth_mode = Ndis802_11AuthModeOpen; > + > + tmp = cpu_to_le32(auth_mode); > + ret = rndis_set_oid(usbdev, OID_802_11_AUTHENTICATION_MODE, &tmp, > + sizeof(tmp)); > + if (ret != 0) { > + devwarn(usbdev, "setting auth mode failed (%08X)", ret); > + return ret; > + } > + > + priv->wpa_version = wpa_version; > + priv->wpa_authalg = authalg; > + return 0; > +} > + > + > +static int set_priv_filter(struct usbnet *usbdev) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tmp; > + > + devdbg(usbdev, "set_priv_filter: wpa_version=0x%x", priv->wpa_version); > + > + if (priv->wpa_version & IW_AUTH_WPA_VERSION_WPA2 || > + priv->wpa_version & IW_AUTH_WPA_VERSION_WPA) > + tmp = cpu_to_le32(Ndis802_11PrivFilter8021xWEP); > + else > + tmp = cpu_to_le32(Ndis802_11PrivFilterAcceptAll); > + > + return rndis_set_oid(usbdev, OID_802_11_PRIVACY_FILTER, &tmp, > + sizeof(tmp)); > +} > + > + > +static int set_encr_mode(struct usbnet *usbdev, int pairwise, int groupwise) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tmp; > + int encr_mode, ret; > + > + devdbg(usbdev, "set_encr_mode: cipher_pair=0x%x cipher_group=0x%x", > + pairwise, > + groupwise); > + > + if (pairwise & IW_AUTH_CIPHER_CCMP) > + encr_mode = Ndis802_11Encryption3Enabled; > + else if (pairwise & IW_AUTH_CIPHER_TKIP) > + encr_mode = Ndis802_11Encryption2Enabled; > + else if (pairwise & > + (IW_AUTH_CIPHER_WEP40 | IW_AUTH_CIPHER_WEP104)) > + encr_mode = Ndis802_11Encryption1Enabled; > + else if (groupwise & IW_AUTH_CIPHER_CCMP) > + encr_mode = Ndis802_11Encryption3Enabled; > + else if (groupwise & IW_AUTH_CIPHER_TKIP) > + encr_mode = Ndis802_11Encryption2Enabled; > + else > + encr_mode = Ndis802_11EncryptionDisabled; > + > + tmp = cpu_to_le32(encr_mode); > + ret = rndis_set_oid(usbdev, OID_802_11_ENCRYPTION_STATUS, &tmp, > + sizeof(tmp)); > + if (ret != 0) { > + devwarn(usbdev, "setting encr mode failed (%08X)", ret); > + return ret; > + } > + > + priv->wpa_cipher_pair = pairwise; > + priv->wpa_cipher_group = groupwise; > + return 0; > +} > + > + > +static int set_assoc_params(struct usbnet *usbdev) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + set_auth_mode(usbdev, priv->wpa_version, priv->wpa_authalg); > + set_priv_filter(usbdev); > + set_encr_mode(usbdev, priv->wpa_cipher_pair, priv->wpa_cipher_group); > + > + return 0; > +} > + > + > +static int set_infra_mode(struct usbnet *usbdev, int mode) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tmp; > + int ret, i; > + > + devdbg(usbdev, "set_infra_mode: infra_mode=0x%x", priv->infra_mode); > + > + tmp = cpu_to_le32(mode); > + ret = rndis_set_oid(usbdev, OID_802_11_INFRASTRUCTURE_MODE, &tmp, > + sizeof(tmp)); > + if (ret != 0) { > + devwarn(usbdev, "setting infra mode failed (%08X)", ret); > + return ret; > + } > + > + /* NDIS drivers clear keys when infrastructure mode is > + * changed. But Linux tools assume otherwise. So set the > + * keys */ > + if (priv->wpa_keymgmt == 0 || > + priv->wpa_keymgmt == IW_AUTH_KEY_MGMT_802_1X) { > + for (i = 0; i < 4; i++) { > + if (priv->encr_key_len[i] > 0) > + add_wep_key(usbdev, priv->encr_keys[i], > + priv->encr_key_len[i], i); > + } > + } > + > + priv->infra_mode = mode; > + return 0; > +} > + > + > +static void set_default_iw_params(struct usbnet *usbdev) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + priv->wpa_keymgmt = 0; > + priv->wpa_version = 0; > + > + set_infra_mode(usbdev, Ndis802_11Infrastructure); > + set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED, > + IW_AUTH_ALG_OPEN_SYSTEM); > + set_priv_filter(usbdev); > + set_encr_mode(usbdev, IW_AUTH_CIPHER_NONE, IW_AUTH_CIPHER_NONE); > +} > + > + > +static int deauthenticate(struct usbnet *usbdev) > +{ > + int ret; > + > + ret = disassociate(usbdev, 1); > + set_default_iw_params(usbdev); > + return ret; > +} > + > + > +/* index must be 0 - N, as per NDIS */ > +static int add_wep_key(struct usbnet *usbdev, char *key, int key_len, int index) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct NDIS_802_11_WEP ndis_key; > + int ret; > + > + if (key_len <= 0 || key_len > 32 || index < 0 || index >= 4) > + return -EINVAL; > + > + memset(&ndis_key, 0, sizeof(ndis_key)); > + > + ndis_key.Length = cpu_to_le32(sizeof(ndis_key)); > + ndis_key.KeyLength = cpu_to_le32(key_len); > + ndis_key.KeyIndex = cpu_to_le32(index); > + memcpy(&ndis_key.KeyMaterial, key, key_len); > + > + if (index == priv->encr_tx_key_index) { > + ndis_key.KeyIndex |= cpu_to_le32(1 << 31); > + ret = set_encr_mode(usbdev, IW_AUTH_CIPHER_WEP104, > + IW_AUTH_CIPHER_NONE); > + if (ret) > + devwarn(usbdev, "encryption couldn't be enabled (%08X)", > + ret); > + } > + > + ret = rndis_set_oid(usbdev, OID_802_11_ADD_WEP, &ndis_key, > + sizeof(ndis_key)); > + if (ret != 0) { > + devwarn(usbdev, "adding encryption key %d failed (%08X)", > + index+1, ret); > + return ret; > + } > + > + priv->encr_key_len[index] = key_len; > + memcpy(&priv->encr_keys[index], key, key_len); > + > + return 0; > +} > + > + > +/* remove_key is for both wep and wpa */ > +static int remove_key(struct usbnet *usbdev, int index, u8 bssid[ETH_ALEN]) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct NDIS_802_11_REMOVE_KEY remove_key; > + __le32 keyindex; > + int ret; > + > + if (priv->encr_key_len[index] == 0) > + return 0; > + > + priv->encr_key_len[index] = 0; > + memset(&priv->encr_keys[index], 0, sizeof(priv->encr_keys[index])); > + > + if (priv->wpa_cipher_pair == IW_AUTH_CIPHER_TKIP || > + priv->wpa_cipher_pair == IW_AUTH_CIPHER_CCMP || > + priv->wpa_cipher_group == IW_AUTH_CIPHER_TKIP || > + priv->wpa_cipher_group == IW_AUTH_CIPHER_CCMP) { > + remove_key.Length = cpu_to_le32(sizeof(remove_key)); > + remove_key.KeyIndex = cpu_to_le32(index); > + if (bssid) { > + /* pairwise key */ > + if (memcmp(bssid, ffff_bssid, ETH_ALEN) != 0) > + remove_key.KeyIndex |= cpu_to_le32(1 << 30); > + memcpy(remove_key.Bssid, bssid, > + sizeof(remove_key.Bssid)); > + } else > + memset(remove_key.Bssid, 0xff, > + sizeof(remove_key.Bssid)); > + > + ret = rndis_set_oid(usbdev, OID_802_11_REMOVE_KEY, &remove_key, > + sizeof(remove_key)); > + if (ret != 0) > + return ret; > + } else { > + keyindex = cpu_to_le32(index); > + ret = rndis_set_oid(usbdev, OID_802_11_REMOVE_WEP, &keyindex, > + sizeof(keyindex)); > + if (ret != 0) { > + devwarn(usbdev, > + "removing encryption key %d failed (%08X)", > + index, ret); > + return ret; > + } > + } > + > + /* if it is transmit key, disable encryption */ > + if (index == priv->encr_tx_key_index) > + set_encr_mode(usbdev, IW_AUTH_CIPHER_NONE, IW_AUTH_CIPHER_NONE); > + > + return 0; > +} > + > + > +static void set_multicast_list(struct usbnet *usbdev) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct dev_mc_list *mclist; > + __le32 filter; > + int ret, i, size; > + char *buf; > + > + filter = RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST; > + > + if (usbdev->net->flags & IFF_PROMISC) { > + filter |= RNDIS_PACKET_TYPE_PROMISCUOUS | > + RNDIS_PACKET_TYPE_ALL_LOCAL; > + } else if (usbdev->net->flags & IFF_ALLMULTI || > + usbdev->net->mc_count > priv->multicast_size) { > + filter |= RNDIS_PACKET_TYPE_ALL_MULTICAST; > + } else if (usbdev->net->mc_count > 0) { > + size = min(priv->multicast_size, usbdev->net->mc_count); > + buf = kmalloc(size * ETH_ALEN, GFP_KERNEL); > + if (!buf) { > + devwarn(usbdev, > + "couldn't alloc %d bytes of memory", > + size * ETH_ALEN); > + return; > + } > + > + mclist = usbdev->net->mc_list; > + for (i = 0; i < size && mclist; mclist = mclist->next) { > + if (mclist->dmi_addrlen != ETH_ALEN) > + continue; > + > + memcpy(buf + i * ETH_ALEN, mclist->dmi_addr, ETH_ALEN); > + i++; > + } > + > + ret = rndis_set_oid(usbdev, OID_802_3_MULTICAST_LIST, buf, > + i * ETH_ALEN); > + if (ret == 0 && i > 0) > + filter |= RNDIS_PACKET_TYPE_MULTICAST; > + else > + filter |= RNDIS_PACKET_TYPE_ALL_MULTICAST; > + > + devdbg(usbdev, "OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d", > + i, priv->multicast_size, ret); > + > + kfree(buf); > + } > + > + ret = rndis_set_oid(usbdev, OID_GEN_CURRENT_PACKET_FILTER, &filter, > + sizeof(filter)); > + if (ret < 0) { > + devwarn(usbdev, "couldn't set packet filter: %08x", > + le32_to_cpu(filter)); > + } > + > + devdbg(usbdev, "OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d", > + le32_to_cpu(filter), ret); > +} > + > + > +/* > + * wireless extension handlers > + */ > + > +static int rndis_iw_commit(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + /* dummy op */ > + return 0; > +} > + > + > +static int rndis_iw_get_range(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct iw_range *range = (struct iw_range *)extra; > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + int len, ret, i, j, num, has_80211g_rates; > + u8 rates[8]; > + __le32 tx_power; > + > + devdbg(usbdev, "SIOCGIWRANGE"); > + > + /* clear iw_range struct */ > + memset(range, 0, sizeof(*range)); > + wrqu->data.length = sizeof(*range); > + > + range->txpower_capa = IW_TXPOW_MWATT; > + range->num_txpower = 1; > + if (priv->caps & CAP_SUPPORT_TXPOWER) { > + len = sizeof(tx_power); > + ret = rndis_query_oid(usbdev, OID_802_11_TX_POWER_LEVEL, > + &tx_power, &len); > + if (ret == 0 && le32_to_cpu(tx_power) != 0xFF) > + range->txpower[0] = le32_to_cpu(tx_power); > + else > + range->txpower[0] = get_bcm4320_power(priv); > + } else > + range->txpower[0] = get_bcm4320_power(priv); > + > + len = sizeof(rates); > + ret = rndis_query_oid(usbdev, OID_802_11_SUPPORTED_RATES, &rates, > + &len); > + has_80211g_rates = 0; > + if (ret == 0) { > + j = 0; > + for (i = 0; i < len; i++) { > + if (rates[i] == 0) > + break; > + range->bitrate[j] = (rates[i] & 0x7f) * 500000; > + /* check for non 802.11b rates */ > + if (range->bitrate[j] == 6000000 || > + range->bitrate[j] == 9000000 || > + (range->bitrate[j] >= 12000000 && > + range->bitrate[j] != 22000000)) > + has_80211g_rates = 1; > + j++; > + } > + range->num_bitrates = j; > + } else > + range->num_bitrates = 0; > + > + /* fill in 802.11g rates */ > + if (has_80211g_rates) { > + num = range->num_bitrates; > + for (i = 0; i < sizeof(rates_80211g); i++) { > + for (j = 0; j < num; j++) { > + if (range->bitrate[j] == > + rates_80211g[i] * 1000000) > + break; > + } > + if (j == num) > + range->bitrate[range->num_bitrates++] = > + rates_80211g[i] * 1000000; > + if (range->num_bitrates == IW_MAX_BITRATES) > + break; > + } > + > + /* estimated max real througput in bps */ > + range->throughput = 54 * 1000 * 1000 / 2; > + > + /* ~35% more with afterburner */ > + if (priv->param_afterburner) > + range->throughput = range->throughput / 100 * 135; > + } else { > + /* estimated max real througput in bps */ > + range->throughput = 11 * 1000 * 1000 / 2; > + } > + > + range->num_channels = (sizeof(freq_chan)/sizeof(freq_chan[0])); > + > + for (i = 0; i < (sizeof(freq_chan)/sizeof(freq_chan[0])) && > + i < IW_MAX_FREQUENCIES; i++) { > + range->freq[i].i = i + 1; > + range->freq[i].m = freq_chan[i] * 100000; > + range->freq[i].e = 1; > + } > + range->num_frequency = i; > + > + range->min_rts = 0; > + range->max_rts = 2347; > + range->min_frag = 256; > + range->max_frag = 2346; > + > + range->max_qual.qual = 100; > + range->max_qual.level = 154; > + range->max_qual.updated = IW_QUAL_QUAL_UPDATED > + | IW_QUAL_LEVEL_UPDATED > + | IW_QUAL_NOISE_INVALID; > + > + range->we_version_compiled = WIRELESS_EXT; > + range->we_version_source = WIRELESS_EXT; > + > + range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | > + IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; > + return 0; > +} > + > + > +static int rndis_iw_get_name(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + strcpy(wrqu->name, priv->name); > + return 0; > +} > + > + > +static int rndis_iw_set_essid(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *essid) > +{ > + struct NDIS_802_11_SSID ssid; > + int length = wrqu->essid.length; > + struct usbnet *usbdev = dev->priv; > + > + devdbg(usbdev, "SIOCSIWESSID: [flags:%d,len:%d] '%.32s'", > + wrqu->essid.flags, wrqu->essid.length, essid); > + > + if (length > NDIS_802_11_LENGTH_SSID) > + length = NDIS_802_11_LENGTH_SSID; > + > + ssid.SsidLength = cpu_to_le32(length); > + if (length > 0) > + memcpy(ssid.Ssid, essid, length); > + else > + memset(ssid.Ssid, 0, NDIS_802_11_LENGTH_SSID); > + > + set_assoc_params(usbdev); > + > + if (!wrqu->essid.flags || length == 0) > + return disassociate(usbdev, 1); > + else > + return set_essid(usbdev, &ssid); > +} > + > + > +static int rndis_iw_get_essid(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *essid) > +{ > + struct NDIS_802_11_SSID ssid; > + struct usbnet *usbdev = dev->priv; > + int ret; > + > + ret = get_essid(usbdev, &ssid); > + > + if (ret == 0 && le32_to_cpu(ssid.SsidLength) > 0) { > + wrqu->essid.flags = 1; > + wrqu->essid.length = le32_to_cpu(ssid.SsidLength); > + memcpy(essid, ssid.Ssid, wrqu->essid.length); > + essid[wrqu->essid.length] = 0; > + } else { > + memset(essid, 0, sizeof(NDIS_802_11_LENGTH_SSID)); > + wrqu->essid.flags = 0; > + wrqu->essid.length = 0; > + } > + devdbg(usbdev, "SIOCGIWESSID: %s", essid); > + return ret; > +} > + > + > +static int rndis_iw_get_bssid(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + unsigned char bssid[ETH_ALEN]; > + int ret; > + DECLARE_MAC_BUF(mac); > + > + ret = get_bssid(usbdev, bssid); > + > + if (ret == 0) > + devdbg(usbdev, "SIOCGIWAP: %s", print_mac(mac, bssid)); > + else > + devdbg(usbdev, "SIOCGIWAP: <not associated>"); > + > + wrqu->ap_addr.sa_family = ARPHRD_ETHER; > + memcpy(wrqu->ap_addr.sa_data, bssid, ETH_ALEN); > + > + return ret; > +} > + > + > +static int rndis_iw_set_bssid(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + u8 *bssid = (u8 *)wrqu->ap_addr.sa_data; > + DECLARE_MAC_BUF(mac); > + int ret; > + > + devdbg(usbdev, "SIOCSIWAP: %s", print_mac(mac, bssid)); > + > + ret = rndis_set_oid(usbdev, OID_802_11_BSSID, bssid, ETH_ALEN); > + > + /* user apps may set ap's mac address, which is not required; > + * they may fail to work if this function fails, so return > + * success */ > + if (ret) > + devwarn(usbdev, "setting AP mac address failed (%08X)", ret); > + > + return 0; > +} > + > + > +static int rndis_iw_set_auth(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct iw_param *p = &wrqu->param; > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + int ret = -ENOTSUPP; > + > + switch (p->flags & IW_AUTH_INDEX) { > + case IW_AUTH_WPA_VERSION: > + devdbg(usbdev, "SIOCSIWAUTH: WPA_VERSION, %08x", p->value); > + priv->wpa_version = p->value; > + ret = 0; > + break; > + > + case IW_AUTH_CIPHER_PAIRWISE: > + devdbg(usbdev, "SIOCSIWAUTH: CIPHER_PAIRWISE, %08x", p->value); > + priv->wpa_cipher_pair = p->value; > + ret = 0; > + break; > + > + case IW_AUTH_CIPHER_GROUP: > + devdbg(usbdev, "SIOCSIWAUTH: CIPHER_GROUP, %08x", p->value); > + priv->wpa_cipher_group = p->value; > + ret = 0; > + break; > + > + case IW_AUTH_KEY_MGMT: > + devdbg(usbdev, "SIOCSIWAUTH: KEY_MGMT, %08x", p->value); > + priv->wpa_keymgmt = p->value; > + ret = 0; > + break; > + > + case IW_AUTH_TKIP_COUNTERMEASURES: > + devdbg(usbdev, "SIOCSIWAUTH: TKIP_COUNTERMEASURES, %08x", > + p->value); > + ret = 0; > + break; > + > + case IW_AUTH_DROP_UNENCRYPTED: > + devdbg(usbdev, "SIOCSIWAUTH: DROP_UNENCRYPTED, %08x", p->value); > + ret = 0; > + break; > + > + case IW_AUTH_80211_AUTH_ALG: > + devdbg(usbdev, "SIOCSIWAUTH: 80211_AUTH_ALG, %08x", p->value); > + priv->wpa_authalg = p->value; > + ret = 0; > + break; > + > + case IW_AUTH_WPA_ENABLED: > + devdbg(usbdev, "SIOCSIWAUTH: WPA_ENABLED, %08x", p->value); > + if (wrqu->param.value) > + deauthenticate(usbdev); > + ret = 0; > + break; > + > + case IW_AUTH_RX_UNENCRYPTED_EAPOL: > + devdbg(usbdev, "SIOCSIWAUTH: RX_UNENCRYPTED_EAPOL, %08x", > + p->value); > + ret = 0; > + break; > + > + case IW_AUTH_ROAMING_CONTROL: > + devdbg(usbdev, "SIOCSIWAUTH: ROAMING_CONTROL, %08x", p->value); > + ret = 0; > + break; > + > + case IW_AUTH_PRIVACY_INVOKED: > + devdbg(usbdev, "SIOCSIWAUTH: invalid cmd %d", > + wrqu->param.flags & IW_AUTH_INDEX); > + return -EOPNOTSUPP; > + > + default: > + devdbg(usbdev, "SIOCSIWAUTH: UNKNOWN %08x, %08x", > + p->flags & IW_AUTH_INDEX, p->value); > + } > + return ret; > +} > + > + > +static int rndis_iw_get_auth(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct iw_param *p = &wrqu->param; > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + switch (p->flags & IW_AUTH_INDEX) { > + case IW_AUTH_WPA_VERSION: > + p->value = priv->wpa_version; > + break; > + case IW_AUTH_CIPHER_PAIRWISE: > + p->value = priv->wpa_cipher_pair; > + break; > + case IW_AUTH_CIPHER_GROUP: > + p->value = priv->wpa_cipher_group; > + break; > + case IW_AUTH_KEY_MGMT: > + p->value = priv->wpa_keymgmt; > + break; > + case IW_AUTH_80211_AUTH_ALG: > + p->value = priv->wpa_authalg; > + break; > + default: > + devdbg(usbdev, "SIOCGIWAUTH: invalid cmd %d", > + wrqu->param.flags & IW_AUTH_INDEX); > + return -EOPNOTSUPP; > + } > + return 0; > +} > + > + > +static int rndis_iw_get_mode(struct net_device *dev, > + struct iw_request_info *info, > + union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + switch (priv->infra_mode) { > + case Ndis802_11IBSS: > + wrqu->mode = IW_MODE_ADHOC; > + break; > + case Ndis802_11Infrastructure: > + wrqu->mode = IW_MODE_INFRA; > + break; > + /*case Ndis802_11AutoUnknown:*/ > + default: > + wrqu->mode = IW_MODE_AUTO; > + break; > + } > + devdbg(usbdev, "SIOCGIWMODE: %08x", wrqu->mode); > + return 0; > +} > + > + > +static int rndis_iw_set_mode(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + int mode; > + > + devdbg(usbdev, "SIOCSIWMODE: %08x", wrqu->mode); > + > + switch (wrqu->mode) { > + case IW_MODE_ADHOC: > + mode = Ndis802_11IBSS; > + break; > + case IW_MODE_INFRA: > + mode = Ndis802_11Infrastructure; > + break; > + /*case IW_MODE_AUTO:*/ > + default: > + mode = Ndis802_11AutoUnknown; > + break; > + } > + > + return set_infra_mode(usbdev, mode); > +} > + > + > +static int rndis_iw_set_encode(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + int ret, index, key_len; > + u8 *key; > + > + index = (wrqu->encoding.flags & IW_ENCODE_INDEX); > + > + /* iwconfig gives index as 1 - N */ > + if (index > 0) > + index--; > + else > + index = priv->encr_tx_key_index; > + > + if (index < 0 || index >= 4) { > + devwarn(usbdev, "encryption index out of range (%u)", index); > + return -EINVAL; > + } > + > + /* remove key if disabled */ > + if (wrqu->data.flags & IW_ENCODE_DISABLED) { > + if (remove_key(usbdev, index, NULL)) > + return -EINVAL; > + else > + return 0; > + } > + > + /* global encryption state (for all keys) */ > + if (wrqu->data.flags & IW_ENCODE_OPEN) > + ret = set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED, > + IW_AUTH_ALG_OPEN_SYSTEM); > + else /*if (wrqu->data.flags & IW_ENCODE_RESTRICTED)*/ > + ret = set_auth_mode(usbdev, IW_AUTH_WPA_VERSION_DISABLED, > + IW_AUTH_ALG_SHARED_KEY); > + if (ret != 0) > + return ret; > + > + if (wrqu->data.length > 0) { > + key_len = wrqu->data.length; > + key = extra; > + } else { > + /* must be set as tx key */ > + if (priv->encr_key_len[index] == 0) > + return -EINVAL; > + key_len = priv->encr_key_len[index]; > + key = priv->encr_keys[index]; > + priv->encr_tx_key_index = index; > + } > + > + if (add_wep_key(usbdev, key, key_len, index) != 0) > + return -EINVAL; > + > + if (index == priv->encr_tx_key_index) > + /* ndis drivers want essid to be set after setting encr */ > + set_essid(usbdev, &priv->essid); > + > + return 0; > +} > + > + > +static int rndis_iw_set_encode_ext(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct NDIS_802_11_KEY ndis_key; > + int i, keyidx, ret; > + u8 *addr; > + > + keyidx = wrqu->encoding.flags & IW_ENCODE_INDEX; > + > + /* iwconfig gives index as 1 - N */ > + if (keyidx) > + keyidx--; > + else > + keyidx = priv->encr_tx_key_index; > + > + if (keyidx < 0 || keyidx >= 4) > + return -EINVAL; > + > + if (ext->alg == WPA_ALG_WEP) { > + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) > + priv->encr_tx_key_index = keyidx; > + return add_wep_key(usbdev, ext->key, ext->key_len, keyidx); > + } > + > + if ((wrqu->encoding.flags & IW_ENCODE_DISABLED) || > + ext->alg == IW_ENCODE_ALG_NONE || ext->key_len == 0) > + return remove_key(usbdev, keyidx, NULL); > + > + if (ext->key_len > sizeof(ndis_key.KeyMaterial)) > + return -1; > + > + memset(&ndis_key, 0, sizeof(ndis_key)); > + > + ndis_key.Length = cpu_to_le32(sizeof(ndis_key) - > + sizeof(ndis_key.KeyMaterial) + ext->key_len); > + ndis_key.KeyLength = cpu_to_le32(ext->key_len); > + ndis_key.KeyIndex = cpu_to_le32(keyidx); > + > + if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { > + for (i = 0; i < 6; i++) > + ndis_key.KeyRSC |= > + cpu_to_le64(ext->rx_seq[i] << (i * 8)); > + ndis_key.KeyIndex |= cpu_to_le32(1 << 29); > + } > + > + addr = ext->addr.sa_data; > + if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { > + /* group key */ > + if (priv->infra_mode == Ndis802_11IBSS) > + memset(ndis_key.Bssid, 0xff, ETH_ALEN); > + else > + get_bssid(usbdev, ndis_key.Bssid); > + } else { > + /* pairwise key */ > + ndis_key.KeyIndex |= cpu_to_le32(1 << 30); > + memcpy(ndis_key.Bssid, addr, ETH_ALEN); > + } > + > + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) > + ndis_key.KeyIndex |= cpu_to_le32(1 << 31); > + > + if (ext->alg == IW_ENCODE_ALG_TKIP && ext->key_len == 32) { > + /* wpa_supplicant gives us the Michael MIC RX/TX keys in > + * different order than NDIS spec, so swap the order here. */ > + memcpy(ndis_key.KeyMaterial, ext->key, 16); > + memcpy(ndis_key.KeyMaterial + 16, ext->key + 24, 8); > + memcpy(ndis_key.KeyMaterial + 24, ext->key + 16, 8); > + } else > + memcpy(ndis_key.KeyMaterial, ext->key, ext->key_len); > + > + ret = rndis_set_oid(usbdev, OID_802_11_ADD_KEY, &ndis_key, > + le32_to_cpu(ndis_key.Length)); > + devdbg(usbdev, "SIOCSIWENCODEEXT: OID_802_11_ADD_KEY -> %08X", ret); > + if (ret != 0) > + return ret; > + > + priv->encr_key_len[keyidx] = ext->key_len; > + memcpy(&priv->encr_keys[keyidx], ndis_key.KeyMaterial, ext->key_len); > + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) > + priv->encr_tx_key_index = keyidx; > + > + return 0; > +} > + > + > +static int rndis_iw_set_scan(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct iw_param *param = &wrqu->param; > + struct usbnet *usbdev = dev->priv; > + union iwreq_data evt; > + int ret = -EINVAL; > + __le32 tmp; > + > + devdbg(usbdev, "SIOCSIWSCAN"); > + > + if (param->flags == 0) { > + tmp = ccpu2(1); > + ret = rndis_set_oid(usbdev, OID_802_11_BSSID_LIST_SCAN, &tmp, > + sizeof(tmp)); > + evt.data.flags = 0; > + evt.data.length = 0; > + wireless_send_event(dev, SIOCGIWSCAN, &evt, NULL); > + } > + return ret; > +} > + > + > +static char *rndis_translate_scan(struct net_device *dev, > + char *cev, char *end_buf, struct NDIS_WLAN_BSSID_EX *bssid) > +{ > +#ifdef DEBUG > + struct usbnet *usbdev = dev->priv; > +#endif > + struct ieee80211_info_element *ie; > + char *current_val; > + int bssid_len, ie_len, i; > + u32 beacon, atim; > + struct iw_event iwe; > + unsigned char sbuf[32]; > + DECLARE_MAC_BUF(mac); > + > + bssid_len = le32_to_cpu(bssid->Length); > + > + devdbg(usbdev, "BSSID %s", print_mac(mac, bssid->MacAddress)); > + iwe.cmd = SIOCGIWAP; > + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; > + memcpy(iwe.u.ap_addr.sa_data, bssid->MacAddress, ETH_ALEN); > + cev = iwe_stream_add_event(cev, end_buf, &iwe, IW_EV_ADDR_LEN); > + > + devdbg(usbdev, "SSID(%d) %s", > + le32_to_cpu(bssid->Ssid.SsidLength), > + bssid->Ssid.Ssid); > + iwe.cmd = SIOCGIWESSID; > + iwe.u.essid.length = le32_to_cpu(bssid->Ssid.SsidLength); > + iwe.u.essid.flags = 1; > + cev = iwe_stream_add_point(cev, end_buf, &iwe, > + bssid->Ssid.Ssid); > + > + devdbg(usbdev, "MODE %d", > + le32_to_cpu(bssid->InfrastructureMode)); > + iwe.cmd = SIOCGIWMODE; > + switch (le32_to_cpu(bssid->InfrastructureMode)) { > + case Ndis802_11IBSS: > + iwe.u.mode = IW_MODE_ADHOC; > + break; > + case Ndis802_11Infrastructure: > + iwe.u.mode = IW_MODE_INFRA; > + break; > + /*case Ndis802_11AutoUnknown:*/ > + default: > + iwe.u.mode = IW_MODE_AUTO; > + break; > + } > + cev = iwe_stream_add_event(cev, end_buf, &iwe, IW_EV_UINT_LEN); > + > + devdbg(usbdev, "FREQ %d kHz", > + le32_to_cpu(bssid->Configuration.DSConfig)); > + iwe.cmd = SIOCGIWFREQ; > + dsconfig_to_freq(le32_to_cpu(bssid->Configuration.DSConfig), > + &iwe.u.freq); > + cev = iwe_stream_add_event(cev, end_buf, &iwe, IW_EV_FREQ_LEN); > + > + devdbg(usbdev, "QUAL %d", le32_to_cpu(bssid->Rssi)); > + iwe.cmd = IWEVQUAL; > + iwe.u.qual.qual = level_to_qual(le32_to_cpu(bssid->Rssi)); > + iwe.u.qual.level = le32_to_cpu(bssid->Rssi); > + iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED > + | IW_QUAL_LEVEL_UPDATED > + | IW_QUAL_NOISE_INVALID; > + cev = iwe_stream_add_event(cev, end_buf, &iwe, IW_EV_QUAL_LEN); > + > + devdbg(usbdev, "ENCODE %d", le32_to_cpu(bssid->Privacy)); > + iwe.cmd = SIOCGIWENCODE; > + iwe.u.data.length = 0; > + if (le32_to_cpu(bssid->Privacy) == Ndis802_11PrivFilterAcceptAll) > + iwe.u.data.flags = IW_ENCODE_DISABLED; > + else > + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; > + > + cev = iwe_stream_add_point(cev, end_buf, &iwe, NULL); > + > + devdbg(usbdev, "RATES:"); > + current_val = cev + IW_EV_LCP_LEN; > + iwe.cmd = SIOCGIWRATE; > + for (i = 0; i < sizeof(bssid->SupportedRates); i++) { > + if (bssid->SupportedRates[i] & 0x7f) { > + iwe.u.bitrate.value = > + ((bssid->SupportedRates[i] & 0x7f) * > + 500000); > + devdbg(usbdev, " %d", iwe.u.bitrate.value); > + current_val = iwe_stream_add_value(cev, > + current_val, end_buf, &iwe, > + IW_EV_PARAM_LEN); > + } > + } > + > + if ((current_val - cev) > IW_EV_LCP_LEN) > + cev = current_val; > + > + beacon = le32_to_cpu(bssid->Configuration.BeaconPeriod); > + devdbg(usbdev, "BCN_INT %d", beacon); > + iwe.cmd = IWEVCUSTOM; > + snprintf(sbuf, sizeof(sbuf), "bcn_int=%d", beacon); > + iwe.u.data.length = strlen(sbuf); > + cev = iwe_stream_add_point(cev, end_buf, &iwe, sbuf); > + > + atim = le32_to_cpu(bssid->Configuration.ATIMWindow); > + devdbg(usbdev, "ATIM %d", atim); > + iwe.cmd = IWEVCUSTOM; > + snprintf(sbuf, sizeof(sbuf), "atim=%u", atim); > + iwe.u.data.length = strlen(sbuf); > + cev = iwe_stream_add_point(cev, end_buf, &iwe, sbuf); > + > + ie = (void *)(bssid->IEs + sizeof(struct NDIS_802_11_FIXED_IEs)); > + ie_len = min(bssid_len - (int)sizeof(*bssid), > + (int)le32_to_cpu(bssid->IELength)); > + ie_len -= sizeof(struct NDIS_802_11_FIXED_IEs); > + while (ie_len >= sizeof(*ie) && sizeof(*ie) + ie->len <= ie_len) { > + if ((ie->id == MFIE_TYPE_GENERIC && ie->len >= 4 && > + memcmp(ie->data, "\x00\x50\xf2\x01", 4) == 0) || > + ie->id == MFIE_TYPE_RSN) { > + devdbg(usbdev, "IE: WPA%d", > + (ie->id == MFIE_TYPE_RSN) ? 2 : 1); > + iwe.cmd = IWEVGENIE; > + iwe.u.data.length = min(ie->len + 2, MAX_WPA_IE_LEN); > + cev = iwe_stream_add_point(cev, end_buf, &iwe, > + (u8 *)ie); > + } > + > + ie_len -= sizeof(*ie) + ie->len; > + ie = (struct ieee80211_info_element *)&ie->data[ie->len]; > + } > + > + return cev; > +} > + > + > +static int rndis_iw_get_scan(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + void *buf = NULL; > + char *cev = extra; > + struct NDIS_802_11_BSSID_LIST_EX *bssid_list; > + struct NDIS_WLAN_BSSID_EX *bssid; > + int ret = -EINVAL, len, count, bssid_len; > + > + devdbg(usbdev, "SIOCGIWSCAN"); > + > + len = CONTROL_BUFFER_SIZE; > + buf = kmalloc(len, GFP_KERNEL); > + if (!buf) { > + ret = -ENOMEM; > + goto out; > + } > + > + ret = rndis_query_oid(usbdev, OID_802_11_BSSID_LIST, buf, &len); > + > + if (ret != 0) > + goto out; > + > + bssid_list = buf; > + bssid = bssid_list->Bssid; > + bssid_len = le32_to_cpu(bssid->Length); > + count = le32_to_cpu(bssid_list->NumberOfItems); > + devdbg(usbdev, "SIOCGIWSCAN: %d BSSIDs found", count); > + > + while (count && ((void *)bssid + bssid_len) <= (buf + len)) { > + cev = rndis_translate_scan(dev, cev, extra + IW_SCAN_MAX_DATA, > + bssid); > + bssid = (void *)bssid + bssid_len; > + bssid_len = le32_to_cpu(bssid->Length); > + count--; > + } > + > +out: > + wrqu->data.length = cev - extra; > + wrqu->data.flags = 0; > + kfree(buf); > + return ret; > +} > + > + > +static int rndis_iw_set_genie(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + int ret = 0; > + > +#ifdef DEBUG > + int j; > + u8 *gie = extra; > + for (j = 0; j < wrqu->data.length; j += 8) > + devdbg(usbdev, > + "SIOCSIWGENIE %04x - " > + "%02x %02x %02x %02x %02x %02x %02x %02x", j, > + gie[j + 0], gie[j + 1], gie[j + 2], gie[j + 3], > + gie[j + 4], gie[j + 5], gie[j + 6], gie[j + 7]); > +#endif > + /* clear existing IEs */ > + if (priv->wpa_ie_len) { > + kfree(priv->wpa_ie); > + priv->wpa_ie_len = 0; > + } > + > + /* set new IEs */ > + priv->wpa_ie = kmalloc(wrqu->data.length, GFP_KERNEL); > + if (priv->wpa_ie) { > + priv->wpa_ie_len = wrqu->data.length; > + memcpy(priv->wpa_ie, extra, priv->wpa_ie_len); > + } else > + ret = -ENOMEM; > + return ret; > +} > + > + > +static int rndis_iw_get_genie(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + devdbg(usbdev, "SIOCGIWGENIE"); > + > + if (priv->wpa_ie_len == 0 || priv->wpa_ie == NULL) { > + wrqu->data.length = 0; > + return 0; > + } > + > + if (wrqu->data.length < priv->wpa_ie_len) > + return -E2BIG; > + > + wrqu->data.length = priv->wpa_ie_len; > + memcpy(extra, priv->wpa_ie, priv->wpa_ie_len); > + > + return 0; > +} > + > + > +static int rndis_iw_set_rts(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + __le32 tmp; > + devdbg(usbdev, "SIOCSIWRTS"); > + > + tmp = cpu_to_le32(wrqu->rts.value); > + return rndis_set_oid(usbdev, OID_802_11_RTS_THRESHOLD, &tmp, > + sizeof(tmp)); > +} > + > + > +static int rndis_iw_get_rts(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + __le32 tmp; > + int len, ret; > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_802_11_RTS_THRESHOLD, &tmp, &len); > + if (ret == 0) { > + wrqu->rts.value = le32_to_cpu(tmp); > + wrqu->rts.flags = 1; > + wrqu->rts.disabled = 0; > + } > + > + devdbg(usbdev, "SIOCGIWRTS: %d", wrqu->rts.value); > + > + return ret; > +} > + > + > +static int rndis_iw_set_frag(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + __le32 tmp; > + > + devdbg(usbdev, "SIOCSIWFRAG"); > + > + tmp = cpu_to_le32(wrqu->frag.value); > + return rndis_set_oid(usbdev, OID_802_11_FRAGMENTATION_THRESHOLD, &tmp, > + sizeof(tmp)); > +} > + > + > +static int rndis_iw_get_frag(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + __le32 tmp; > + int len, ret; > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_802_11_FRAGMENTATION_THRESHOLD, &tmp, > + &len); > + if (ret == 0) { > + wrqu->frag.value = le32_to_cpu(tmp); > + wrqu->frag.flags = 1; > + wrqu->frag.disabled = 0; > + } > + devdbg(usbdev, "SIOCGIWFRAG: %d", wrqu->frag.value); > + return ret; > +} > + > + > +static int rndis_iw_set_nick(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + devdbg(usbdev, "SIOCSIWNICK"); > + > + priv->nick_len = wrqu->data.length; > + if (priv->nick_len > 32) > + priv->nick_len = 32; > + > + memcpy(priv->nick, extra, priv->nick_len); > + return 0; > +} > + > + > +static int rndis_iw_get_nick(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + wrqu->data.flags = 1; > + wrqu->data.length = priv->nick_len; > + memcpy(extra, priv->nick, priv->nick_len); > + > + devdbg(usbdev, "SIOCGIWNICK: '%s'", priv->nick); > + > + return 0; > +} > + > + > +static int rndis_iw_set_freq(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct NDIS_802_11_CONFIGURATION config; > + unsigned int dsconfig; > + int len, ret; > + > + /* this OID is valid only when not associated */ > + if (is_associated(usbdev)) > + return 0; > + > + dsconfig = 0; > + if (freq_to_dsconfig(&wrqu->freq, &dsconfig)) > + return -EINVAL; > + > + len = sizeof(config); > + ret = rndis_query_oid(usbdev, OID_802_11_CONFIGURATION, &config, &len); > + if (ret != 0) { > + devdbg(usbdev, "SIOCSIWFREQ: querying configuration failed"); > + return 0; > + } > + > + config.DSConfig = cpu_to_le32(dsconfig); > + > + devdbg(usbdev, "SIOCSIWFREQ: %d * 10^%d", wrqu->freq.m, wrqu->freq.e); > + return rndis_set_oid(usbdev, OID_802_11_CONFIGURATION, &config, > + sizeof(config)); > +} > + > + > +static int rndis_iw_get_freq(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct NDIS_802_11_CONFIGURATION config; > + int len, ret; > + > + len = sizeof(config); > + ret = rndis_query_oid(usbdev, OID_802_11_CONFIGURATION, &config, &len); > + if (ret == 0) > + dsconfig_to_freq(le32_to_cpu(config.DSConfig), &wrqu->freq); > + > + devdbg(usbdev, "SIOCGIWFREQ: %d", wrqu->freq.m); > + return ret; > +} > + > + > +static int rndis_iw_get_txpower(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tx_power; > + int ret = 0, len; > + > + if (priv->radio_on) { > + if (priv->caps & CAP_SUPPORT_TXPOWER) { > + len = sizeof(tx_power); > + ret = rndis_query_oid(usbdev, OID_802_11_TX_POWER_LEVEL, > + &tx_power, &len); > + if (ret != 0) > + return ret; > + } else > + /* fake incase not supported */ > + tx_power = cpu_to_le32(get_bcm4320_power(priv)); > + > + wrqu->txpower.flags = IW_TXPOW_MWATT; > + wrqu->txpower.value = le32_to_cpu(tx_power); > + wrqu->txpower.disabled = 0; > + } else { > + wrqu->txpower.flags = IW_TXPOW_MWATT; > + wrqu->txpower.value = 0; > + wrqu->txpower.disabled = 1; > + } > + > + devdbg(usbdev, "SIOCGIWTXPOW: %d", wrqu->txpower.value); > + > + return ret; > +} > + > + > +static int rndis_iw_set_txpower(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + __le32 tx_power = 0; > + int ret = 0; > + > + if (!wrqu->txpower.disabled) { > + if (wrqu->txpower.flags == IW_TXPOW_MWATT) > + tx_power = cpu_to_le32(wrqu->txpower.value); > + else { /* wrqu->txpower.flags == IW_TXPOW_DBM */ > + if (wrqu->txpower.value > 20) > + tx_power = cpu_to_le32(128); > + else if (wrqu->txpower.value < -43) > + tx_power = cpu_to_le32(127); > + else { > + signed char tmp; > + tmp = wrqu->txpower.value; > + tmp = -12 - tmp; > + tmp <<= 2; > + tx_power = cpu_to_le32((unsigned char)tmp); > + } > + } > + } > + > + devdbg(usbdev, "SIOCSIWTXPOW: %d", le32_to_cpu(tx_power)); > + > + if (le32_to_cpu(tx_power) != 0) { > + if (priv->caps & CAP_SUPPORT_TXPOWER) { > + /* turn radio on first */ > + if (!priv->radio_on) > + disassociate(usbdev, 1); > + > + ret = rndis_set_oid(usbdev, OID_802_11_TX_POWER_LEVEL, > + &tx_power, sizeof(tx_power)); > + if (ret != 0) > + ret = -EOPNOTSUPP; > + return ret; > + } else { > + /* txpower unsupported, just turn radio on */ > + if (!priv->radio_on) > + return disassociate(usbdev, 1); > + return 0; /* all ready on */ > + } > + } > + > + /* tx_power == 0, turn off radio */ > + return disassociate(usbdev, 0); > +} > + > + > +static int rndis_iw_get_rate(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + __le32 tmp; > + int ret, len; > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_GEN_LINK_SPEED, &tmp, &len); > + if (ret == 0) { > + wrqu->bitrate.value = le32_to_cpu(tmp) * 100; > + wrqu->bitrate.disabled = 0; > + wrqu->bitrate.flags = 1; > + } > + return ret; > +} > + > + > +static int rndis_iw_set_mlme(struct net_device *dev, > + struct iw_request_info *info, union iwreq_data *wrqu, char *extra) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + struct iw_mlme *mlme = (struct iw_mlme *)extra; > + unsigned char bssid[ETH_ALEN]; > + > + get_bssid(usbdev, bssid); > + > + if (memcmp(bssid, mlme->addr.sa_data, ETH_ALEN)) > + return -EINVAL; > + > + switch (mlme->cmd) { > + case IW_MLME_DEAUTH: > + return deauthenticate(usbdev); > + case IW_MLME_DISASSOC: > + return disassociate(usbdev, priv->radio_on); > + default: > + return -EOPNOTSUPP; > + } > + > + return 0; > +} > + > + > +static struct iw_statistics *rndis_get_wireless_stats(struct net_device *dev) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + unsigned long flags; > + > + spin_lock_irqsave(&priv->stats_lock, flags); > + memcpy(&priv->iwstats, &priv->privstats, sizeof(priv->iwstats)); > + spin_unlock_irqrestore(&priv->stats_lock, flags); > + > + return &priv->iwstats; > +} > + > + > +#define IW_IOCTL(x) [(x) - SIOCSIWCOMMIT] > +static const iw_handler rndis_iw_handler[] = > +{ > + IW_IOCTL(SIOCSIWCOMMIT) = rndis_iw_commit, > + IW_IOCTL(SIOCGIWNAME) = rndis_iw_get_name, > + IW_IOCTL(SIOCSIWFREQ) = rndis_iw_set_freq, > + IW_IOCTL(SIOCGIWFREQ) = rndis_iw_get_freq, > + IW_IOCTL(SIOCSIWMODE) = rndis_iw_set_mode, > + IW_IOCTL(SIOCGIWMODE) = rndis_iw_get_mode, > + IW_IOCTL(SIOCGIWRANGE) = rndis_iw_get_range, > + IW_IOCTL(SIOCSIWAP) = rndis_iw_set_bssid, > + IW_IOCTL(SIOCGIWAP) = rndis_iw_get_bssid, > + IW_IOCTL(SIOCSIWSCAN) = rndis_iw_set_scan, > + IW_IOCTL(SIOCGIWSCAN) = rndis_iw_get_scan, > + IW_IOCTL(SIOCSIWESSID) = rndis_iw_set_essid, > + IW_IOCTL(SIOCGIWESSID) = rndis_iw_get_essid, > + IW_IOCTL(SIOCSIWNICKN) = rndis_iw_set_nick, > + IW_IOCTL(SIOCGIWNICKN) = rndis_iw_get_nick, > + IW_IOCTL(SIOCGIWRATE) = rndis_iw_get_rate, > + IW_IOCTL(SIOCSIWRTS) = rndis_iw_set_rts, > + IW_IOCTL(SIOCGIWRTS) = rndis_iw_get_rts, > + IW_IOCTL(SIOCSIWFRAG) = rndis_iw_set_frag, > + IW_IOCTL(SIOCGIWFRAG) = rndis_iw_get_frag, > + IW_IOCTL(SIOCSIWTXPOW) = rndis_iw_set_txpower, > + IW_IOCTL(SIOCGIWTXPOW) = rndis_iw_get_txpower, > + IW_IOCTL(SIOCSIWENCODE) = rndis_iw_set_encode, > + IW_IOCTL(SIOCSIWENCODEEXT) = rndis_iw_set_encode_ext, > + IW_IOCTL(SIOCSIWAUTH) = rndis_iw_set_auth, > + IW_IOCTL(SIOCGIWAUTH) = rndis_iw_get_auth, > + IW_IOCTL(SIOCSIWGENIE) = rndis_iw_set_genie, > + IW_IOCTL(SIOCGIWGENIE) = rndis_iw_get_genie, > + IW_IOCTL(SIOCSIWMLME) = rndis_iw_set_mlme, > +}; > + > +static const iw_handler rndis_wext_private_handler[] = { > +}; > + > +static const struct iw_priv_args rndis_wext_private_args[] = { > +}; > + > + > +static const struct iw_handler_def rndis_iw_handlers = { > + .num_standard = ARRAY_SIZE(rndis_iw_handler), > + .num_private = ARRAY_SIZE(rndis_wext_private_handler), > + .num_private_args = ARRAY_SIZE(rndis_wext_private_args), > + .standard = (iw_handler *)rndis_iw_handler, > + .private = (iw_handler *)rndis_wext_private_handler, > + .private_args = (struct iw_priv_args *)rndis_wext_private_args, > + .get_wireless_stats = rndis_get_wireless_stats, > +}; > + > + > +static void rndis_wext_worker(struct work_struct *work) > +{ > + struct rndis_wext_private *priv = > + container_of(work, struct rndis_wext_private, work); > + struct usbnet *usbdev = priv->usbdev; > + union iwreq_data evt; > + unsigned char bssid[ETH_ALEN]; > + int ret; > + > + if (test_and_clear_bit(WORK_CONNECTION_EVENT, &priv->work_pending)) { > + ret = get_bssid(usbdev, bssid); > + > + if (!ret) { > + evt.data.flags = 0; > + evt.data.length = 0; > + memcpy(evt.ap_addr.sa_data, bssid, ETH_ALEN); > + wireless_send_event(usbdev->net, SIOCGIWAP, &evt, NULL); > + } > + } > + > + if (test_and_clear_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending)) > + set_multicast_list(usbdev); > +} > + > +static void rndis_wext_set_multicast_list(struct net_device *dev) > +{ > + struct usbnet *usbdev = dev->priv; > + struct rndis_wext_private *priv = get_rndis_wext_priv(usbdev); > + > + set_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending); > + queue_work(priv->workqueue, &priv->work); > +} > + > +static void rndis_wext_link_change(struct usbnet *dev, int state) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + union iwreq_data evt; > + > + if (state) { > + /* queue work to avoid recursive calls into rndis_command */ > + set_bit(WORK_CONNECTION_EVENT, &priv->work_pending); > + queue_work(priv->workqueue, &priv->work); > + } else { > + evt.data.flags = 0; > + evt.data.length = 0; > + memset(evt.ap_addr.sa_data, 0, ETH_ALEN); > + wireless_send_event(dev->net, SIOCGIWAP, &evt, NULL); > + } > +} > + > + > +static int rndis_wext_get_caps(struct usbnet *dev) > +{ > + struct { > + __le32 num_items; > + __le32 items[8]; > + } networks_supported; > + int len, retval, i, n; > + __le32 tx_power; > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + > + /* determine if supports setting txpower */ > + len = sizeof(tx_power); > + retval = rndis_query_oid(dev, OID_802_11_TX_POWER_LEVEL, &tx_power, > + &len); > + if (retval == 0 && le32_to_cpu(tx_power) != 0xFF) > + priv->caps |= CAP_SUPPORT_TXPOWER; > + > + /* determine supported modes */ > + len = sizeof(networks_supported); > + retval = rndis_query_oid(dev, OID_802_11_NETWORK_TYPES_SUPPORTED, > + &networks_supported, &len); > + if (retval >= 0) { > + n = le32_to_cpu(networks_supported.num_items); > + if (n > 8) > + n = 8; > + for (i = 0; i < n; i++) { > + switch (le32_to_cpu(networks_supported.items[i])) { > + case Ndis802_11FH: > + case Ndis802_11DS: > + priv->caps |= CAP_MODE_80211B; > + break; > + case Ndis802_11OFDM5: > + priv->caps |= CAP_MODE_80211A; > + break; > + case Ndis802_11OFDM24: > + priv->caps |= CAP_MODE_80211G; > + break; > + } > + } > + if (priv->caps & CAP_MODE_80211A) > + strcat(priv->name, "a"); > + if (priv->caps & CAP_MODE_80211B) > + strcat(priv->name, "b"); > + if (priv->caps & CAP_MODE_80211G) > + strcat(priv->name, "g"); > + } > + > + return retval; > +} > + > + > +#define STATS_UPDATE_JIFFIES (HZ) > +static void rndis_update_wireless_stats(struct work_struct *work) > +{ > + struct rndis_wext_private *priv = > + container_of(work, struct rndis_wext_private, stats_work.work); > + struct usbnet *usbdev = priv->usbdev; > + struct iw_statistics iwstats; > + __le32 rssi, tmp; > + int len, ret, bitrate, j; > + unsigned long flags; > + int update_jiffies = STATS_UPDATE_JIFFIES; > + void *buf; > + > + spin_lock_irqsave(&priv->stats_lock, flags); > + memcpy(&iwstats, &priv->privstats, sizeof(iwstats)); > + spin_unlock_irqrestore(&priv->stats_lock, flags); > + > + /* only update stats when connected */ > + if (!is_associated(usbdev)) { > + iwstats.qual.qual = 0; > + iwstats.qual.level = 0; > + iwstats.qual.updated = IW_QUAL_QUAL_UPDATED > + | IW_QUAL_LEVEL_UPDATED > + | IW_QUAL_NOISE_INVALID > + | IW_QUAL_QUAL_INVALID > + | IW_QUAL_LEVEL_INVALID; > + goto end; > + } > + > + len = sizeof(rssi); > + ret = rndis_query_oid(usbdev, OID_802_11_RSSI, &rssi, &len); > + > + devdbg(usbdev, "stats: OID_802_11_RSSI -> %d, rssi:%d", ret, > + le32_to_cpu(rssi)); > + if (ret == 0) { > + memset(&iwstats.qual, 0, sizeof(iwstats.qual)); > + iwstats.qual.qual = level_to_qual(le32_to_cpu(rssi)); > + iwstats.qual.level = le32_to_cpu(rssi); > + iwstats.qual.updated = IW_QUAL_QUAL_UPDATED > + | IW_QUAL_LEVEL_UPDATED > + | IW_QUAL_NOISE_INVALID; > + } > + > + memset(&iwstats.discard, 0, sizeof(iwstats.discard)); > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_GEN_XMIT_ERROR, &tmp, &len); > + if (ret == 0) > + iwstats.discard.misc += le32_to_cpu(tmp); > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_GEN_RCV_ERROR, &tmp, &len); > + if (ret == 0) > + iwstats.discard.misc += le32_to_cpu(tmp); > + > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_GEN_RCV_NO_BUFFER, &tmp, &len); > + if (ret == 0) > + iwstats.discard.misc += le32_to_cpu(tmp); > + > + /* Workaround transfer stalls on poor quality links. */ > + len = sizeof(tmp); > + ret = rndis_query_oid(usbdev, OID_GEN_LINK_SPEED, &tmp, &len); > + if (ret == 0) { > + bitrate = le32_to_cpu(tmp) * 100; > + if (bitrate > 11000000) > + goto end; > + > + /* Decrease stats worker interval to catch stalls. > + * faster. Faster than 400-500ms causes packet loss, > + * Slower doesn't catch stalls fast enough. > + */ > + j = msecs_to_jiffies(priv->param_workaround_interval); > + if (j > STATS_UPDATE_JIFFIES) > + j = STATS_UPDATE_JIFFIES; > + else if (j <= 0) > + j = 1; > + update_jiffies = j; > + > + /* Send scan OID. Use of both OIDs is required to get device > + * working. > + */ > + tmp = ccpu2(1); > + rndis_set_oid(usbdev, OID_802_11_BSSID_LIST_SCAN, &tmp, > + sizeof(tmp)); > + > + len = CONTROL_BUFFER_SIZE; > + buf = kmalloc(len, GFP_KERNEL); > + if (!buf) > + goto end; > + > + rndis_query_oid(usbdev, OID_802_11_BSSID_LIST, buf, &len); > + kfree(buf); > + } > +end: > + spin_lock_irqsave(&priv->stats_lock, flags); > + memcpy(&priv->privstats, &iwstats, sizeof(iwstats)); > + spin_unlock_irqrestore(&priv->stats_lock, flags); > + > + if (update_jiffies >= HZ) > + update_jiffies = round_jiffies_relative(update_jiffies); > + else { > + j = round_jiffies_relative(update_jiffies); > + if (abs(j - update_jiffies) <= 10) > + update_jiffies = j; > + } > + > + queue_delayed_work(priv->workqueue, &priv->stats_work, update_jiffies); > +} > + > + > +static int bcm4320_early_init(struct usbnet *dev) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + char buf[8]; > + > + /* Early initialization settings, setting these won't have effect > + * if called after generic_rndis_bind(). > + */ > + > + priv->param_country[0] = modparam_country[0]; > + priv->param_country[1] = modparam_country[1]; > + priv->param_country[2] = 0; > + priv->param_frameburst = modparam_frameburst; > + priv->param_afterburner = modparam_afterburner; > + priv->param_power_save = modparam_power_save; > + priv->param_power_output = modparam_power_output; > + priv->param_roamtrigger = modparam_roamtrigger; > + priv->param_roamdelta = modparam_roamdelta; > + priv->param_workaround_interval = modparam_workaround_interval; > + > + priv->param_country[0] = toupper(priv->param_country[0]); > + priv->param_country[1] = toupper(priv->param_country[1]); > + /* doesn't support EU as country code, use FI instead */ > + if (!strcmp(priv->param_country, "EU")) > + strcpy(priv->param_country, "FI"); > + > + if (priv->param_power_save < 0) > + priv->param_power_save = 0; > + else if (priv->param_power_save > 2) > + priv->param_power_save = 2; > + > + if (priv->param_roamtrigger < -80) > + priv->param_roamtrigger = -80; > + else if (priv->param_roamtrigger > -60) > + priv->param_roamtrigger = -60; > + > + if (priv->param_roamdelta < 0) > + priv->param_roamdelta = 0; > + else if (priv->param_roamdelta > 2) > + priv->param_roamdelta = 2; > + > + if (priv->param_workaround_interval < 0) > + priv->param_workaround_interval = 500; > + > + rndis_set_config_parameter_str(dev, "Country", priv->param_country); > + rndis_set_config_parameter_str(dev, "FrameBursting", > + priv->param_frameburst ? "1" : "0"); > + rndis_set_config_parameter_str(dev, "Afterburner", > + priv->param_afterburner ? "1" : "0"); > + sprintf(buf, "%d", priv->param_power_save); > + rndis_set_config_parameter_str(dev, "PowerSaveMode", buf); > + sprintf(buf, "%d", priv->param_power_output); > + rndis_set_config_parameter_str(dev, "PwrOut", buf); > + sprintf(buf, "%d", priv->param_roamtrigger); > + rndis_set_config_parameter_str(dev, "RoamTrigger", buf); > + sprintf(buf, "%d", priv->param_roamdelta); > + rndis_set_config_parameter_str(dev, "RoamDelta", buf); > + > + return 0; > +} > + > + > +static int rndis_wext_bind(struct usbnet *dev, struct usb_interface *intf) > +{ > + struct net_device *net = dev->net; > + struct rndis_wext_private *priv; > + int retval, len; > + __le32 tmp; > + > + /* allocate rndis private data */ > + priv = kmalloc(sizeof(struct rndis_wext_private), GFP_KERNEL); > + if (!priv) > + return -ENOMEM; > + > + /* These have to be initialized before calling generic_rndis_bind(). > + * Otherwise we'll be in big trouble in rndis_wext_early_init(). > + */ > + dev->driver_priv = priv; > + memset(priv, 0, sizeof(*priv)); > + memset(priv->name, 0, sizeof(priv->name)); > + strcpy(priv->name, "IEEE802.11"); > + net->wireless_handlers = &rndis_iw_handlers; > + priv->usbdev = dev; > + > + mutex_init(&priv->command_lock); > + spin_lock_init(&priv->stats_lock); > + > + /* try bind rndis_host */ > + retval = generic_rndis_bind(dev, intf, FLAG_RNDIS_PHYM_WIRELESS); > + if (retval < 0) > + goto fail; > + > + /* generic_rndis_bind set packet filter to multicast_all+ > + * promisc mode which doesn't work well for our devices (device > + * picks up rssi to closest station instead of to access point). > + * > + * rndis_host wants to avoid all OID as much as possible > + * so do promisc/multicast handling in rndis_wext. > + */ > + dev->net->set_multicast_list = rndis_wext_set_multicast_list; > + tmp = RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST; > + retval = rndis_set_oid(dev, OID_GEN_CURRENT_PACKET_FILTER, &tmp, > + sizeof(tmp)); > + > + len = sizeof(tmp); > + retval = rndis_query_oid(dev, OID_802_3_MAXIMUM_LIST_SIZE, &tmp, &len); > + priv->multicast_size = le32_to_cpu(tmp); > + if (retval < 0 || priv->multicast_size < 0) > + priv->multicast_size = 0; > + if (priv->multicast_size > 0) > + dev->net->flags |= IFF_MULTICAST; > + else > + dev->net->flags &= ~IFF_MULTICAST; > + > + priv->iwstats.qual.qual = 0; > + priv->iwstats.qual.level = 0; > + priv->iwstats.qual.updated = IW_QUAL_QUAL_UPDATED > + | IW_QUAL_LEVEL_UPDATED > + | IW_QUAL_NOISE_INVALID > + | IW_QUAL_QUAL_INVALID > + | IW_QUAL_LEVEL_INVALID; > + > + rndis_wext_get_caps(dev); > + set_default_iw_params(dev); > + > + /* turn radio on */ > + priv->radio_on = 1; > + disassociate(dev, 1); > + > + /* because rndis_command() sleeps we need to use workqueue */ > + priv->workqueue = create_singlethread_workqueue("rndis_wlan"); > + INIT_DELAYED_WORK(&priv->stats_work, rndis_update_wireless_stats); > + queue_delayed_work(priv->workqueue, &priv->stats_work, > + round_jiffies_relative(STATS_UPDATE_JIFFIES)); > + INIT_WORK(&priv->work, rndis_wext_worker); > + > + return 0; > + > +fail: > + kfree(priv); > + return retval; > +} > + > + > +static void rndis_wext_unbind(struct usbnet *dev, struct usb_interface *intf) > +{ > + struct rndis_wext_private *priv = get_rndis_wext_priv(dev); > + > + /* turn radio off */ > + disassociate(dev, 0); > + > + cancel_delayed_work_sync(&priv->stats_work); > + cancel_work_sync(&priv->work); > + flush_workqueue(priv->workqueue); > + destroy_workqueue(priv->workqueue); > + > + if (priv && priv->wpa_ie_len) > + kfree(priv->wpa_ie); > + kfree(priv); > + > + rndis_unbind(dev, intf); > +} > + > + > +static int rndis_wext_reset(struct usbnet *dev) > +{ > + return deauthenticate(dev); > +} > + > + > +static const struct driver_info bcm4320b_info = { > + .description = "Wireless RNDIS device, BCM4320b based", > + .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT, > + .bind = rndis_wext_bind, > + .unbind = rndis_wext_unbind, > + .status = rndis_status, > + .rx_fixup = rndis_rx_fixup, > + .tx_fixup = rndis_tx_fixup, > + .reset = rndis_wext_reset, > + .early_init = bcm4320_early_init, > + .link_change = rndis_wext_link_change, > +}; > + > +static const struct driver_info bcm4320a_info = { > + .description = "Wireless RNDIS device, BCM4320a based", > + .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT, > + .bind = rndis_wext_bind, > + .unbind = rndis_wext_unbind, > + .status = rndis_status, > + .rx_fixup = rndis_rx_fixup, > + .tx_fixup = rndis_tx_fixup, > + .reset = rndis_wext_reset, > + .early_init = bcm4320_early_init, > + .link_change = rndis_wext_link_change, > +}; > + > +static const struct driver_info rndis_wext_info = { > + .description = "Wireless RNDIS device", > + .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT, > + .bind = rndis_wext_bind, > + .unbind = rndis_wext_unbind, > + .status = rndis_status, > + .rx_fixup = rndis_rx_fixup, > + .tx_fixup = rndis_tx_fixup, > + .reset = rndis_wext_reset, > + .early_init = bcm4320_early_init, > + .link_change = rndis_wext_link_change, > +}; > + > +/*-------------------------------------------------------------------------*/ > + > +static const struct usb_device_id products [] = { > +#define RNDIS_MASTER_INTERFACE \ > + .bInterfaceClass = USB_CLASS_COMM, \ > + .bInterfaceSubClass = 2 /* ACM */, \ > + .bInterfaceProtocol = 0x0ff > + > +/* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom > + * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki. > + */ > +{ > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0411, > + .idProduct = 0x00bc, /* Buffalo WLI-U2-KG125S */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0baf, > + .idProduct = 0x011b, /* U.S. Robotics USR5421 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x050d, > + .idProduct = 0x011b, /* Belkin F5D7051 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x1799, /* Belkin has two vendor ids */ > + .idProduct = 0x011b, /* Belkin F5D7051 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x13b1, > + .idProduct = 0x0014, /* Linksys WUSB54GSv2 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x13b1, > + .idProduct = 0x0026, /* Linksys WUSB54GSC */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0b05, > + .idProduct = 0x1717, /* Asus WL169gE */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0a5c, > + .idProduct = 0xd11b, /* Eminent EM4045 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x1690, > + .idProduct = 0x0715, /* BT Voyager 1055 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320b_info, > +}, > +/* These devices have DriverVer < 4.xx.xx.xx and do not have any custom > + * parameters available, hardware probably contain older firmware version with > + * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki. > + */ > +{ > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x13b1, > + .idProduct = 0x000e, /* Linksys WUSB54GSv1 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320a_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0baf, > + .idProduct = 0x0111, /* U.S. Robotics USR5420 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320a_info, > +}, { > + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO > + | USB_DEVICE_ID_MATCH_DEVICE, > + .idVendor = 0x0411, > + .idProduct = 0x004b, /* BUFFALO WLI-USB-G54 */ > + RNDIS_MASTER_INTERFACE, > + .driver_info = (unsigned long) &bcm4320a_info, > +}, > +/* Generic Wireless RNDIS devices that we don't have exact > + * idVendor/idProduct/chip yet. > + */ > +{ > + /* RNDIS is MSFT's un-official variant of CDC ACM */ > + USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff), > + .driver_info = (unsigned long) &rndis_wext_info, > +}, { > + /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */ > + USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1), > + .driver_info = (unsigned long) &rndis_wext_info, > +}, > + { }, // END > +}; > +MODULE_DEVICE_TABLE(usb, products); > + > +static struct usb_driver rndis_wlan_driver = { > + .name = "rndis_wlan", > + .id_table = products, > + .probe = usbnet_probe, > + .disconnect = usbnet_disconnect, > + .suspend = usbnet_suspend, > + .resume = usbnet_resume, > +}; > + > +static int __init rndis_wlan_init(void) > +{ > + return usb_register(&rndis_wlan_driver); > +} > +module_init(rndis_wlan_init); > + > +static void __exit rndis_wlan_exit(void) > +{ > + usb_deregister(&rndis_wlan_driver); > +} > +module_exit(rndis_wlan_exit); > + > +MODULE_AUTHOR("Bjorge Dijkstra"); > +MODULE_AUTHOR("Jussi Kivilinna"); > +MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters"); > +MODULE_LICENSE("GPL"); > + > - To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
