Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Driver for RNDIS based wireless USB devices. |
| 3 | * |
| 4 | * Copyright (C) 2007 by Bjorge Dijkstra <bjd@jooz.net> |
Jussi Kivilinna | 9656e85 | 2009-05-22 17:40:12 +0300 | [diff] [blame] | 5 | * Copyright (C) 2008-2009 by Jussi Kivilinna <jussi.kivilinna@mbnet.fi> |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | * |
| 21 | * Portions of this file are based on NDISwrapper project, |
| 22 | * Copyright (C) 2003-2005 Pontus Fuchs, Giridhar Pemmasani |
| 23 | * http://ndiswrapper.sourceforge.net/ |
| 24 | */ |
| 25 | |
| 26 | // #define DEBUG // error path messages, extra info |
| 27 | // #define VERBOSE // more; success messages |
| 28 | |
| 29 | #include <linux/module.h> |
| 30 | #include <linux/init.h> |
| 31 | #include <linux/netdevice.h> |
| 32 | #include <linux/etherdevice.h> |
| 33 | #include <linux/ethtool.h> |
| 34 | #include <linux/workqueue.h> |
| 35 | #include <linux/mutex.h> |
| 36 | #include <linux/mii.h> |
| 37 | #include <linux/usb.h> |
| 38 | #include <linux/usb/cdc.h> |
Johannes Berg | 2c706002 | 2008-10-30 22:09:54 +0100 | [diff] [blame] | 39 | #include <linux/ieee80211.h> |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 40 | #include <linux/if_arp.h> |
| 41 | #include <linux/ctype.h> |
| 42 | #include <linux/spinlock.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 43 | #include <linux/slab.h> |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 44 | #include <net/cfg80211.h> |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 45 | #include <linux/usb/usbnet.h> |
| 46 | #include <linux/usb/rndis_host.h> |
| 47 | |
| 48 | |
| 49 | /* NOTE: All these are settings for Broadcom chipset */ |
| 50 | static char modparam_country[4] = "EU"; |
| 51 | module_param_string(country, modparam_country, 4, 0444); |
| 52 | MODULE_PARM_DESC(country, "Country code (ISO 3166-1 alpha-2), default: EU"); |
| 53 | |
| 54 | static int modparam_frameburst = 1; |
| 55 | module_param_named(frameburst, modparam_frameburst, int, 0444); |
| 56 | MODULE_PARM_DESC(frameburst, "enable frame bursting (default: on)"); |
| 57 | |
| 58 | static int modparam_afterburner = 0; |
| 59 | module_param_named(afterburner, modparam_afterburner, int, 0444); |
| 60 | MODULE_PARM_DESC(afterburner, |
| 61 | "enable afterburner aka '125 High Speed Mode' (default: off)"); |
| 62 | |
| 63 | static int modparam_power_save = 0; |
| 64 | module_param_named(power_save, modparam_power_save, int, 0444); |
| 65 | MODULE_PARM_DESC(power_save, |
| 66 | "set power save mode: 0=off, 1=on, 2=fast (default: off)"); |
| 67 | |
| 68 | static int modparam_power_output = 3; |
| 69 | module_param_named(power_output, modparam_power_output, int, 0444); |
| 70 | MODULE_PARM_DESC(power_output, |
| 71 | "set power output: 0=25%, 1=50%, 2=75%, 3=100% (default: 100%)"); |
| 72 | |
| 73 | static int modparam_roamtrigger = -70; |
| 74 | module_param_named(roamtrigger, modparam_roamtrigger, int, 0444); |
| 75 | MODULE_PARM_DESC(roamtrigger, |
| 76 | "set roaming dBm trigger: -80=optimize for distance, " |
| 77 | "-60=bandwidth (default: -70)"); |
| 78 | |
| 79 | static int modparam_roamdelta = 1; |
| 80 | module_param_named(roamdelta, modparam_roamdelta, int, 0444); |
| 81 | MODULE_PARM_DESC(roamdelta, |
| 82 | "set roaming tendency: 0=aggressive, 1=moderate, " |
| 83 | "2=conservative (default: moderate)"); |
| 84 | |
Jussi Kivilinna | 77593ae | 2009-11-22 20:16:47 +0200 | [diff] [blame] | 85 | static int modparam_workaround_interval; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 86 | module_param_named(workaround_interval, modparam_workaround_interval, |
| 87 | int, 0444); |
| 88 | MODULE_PARM_DESC(workaround_interval, |
Jussi Kivilinna | 77593ae | 2009-11-22 20:16:47 +0200 | [diff] [blame] | 89 | "set stall workaround interval in msecs (0=disabled) (default: 0)"); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 90 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 91 | /* Typical noise/maximum signal level values taken from ndiswrapper iw_ndis.h */ |
| 92 | #define WL_NOISE -96 /* typical noise level in dBm */ |
| 93 | #define WL_SIGMAX -32 /* typical maximum signal level in dBm */ |
| 94 | |
| 95 | |
| 96 | /* Assume that Broadcom 4320 (only chipset at time of writing known to be |
| 97 | * based on wireless rndis) has default txpower of 13dBm. |
| 98 | * This value is from Linksys WUSB54GSC User Guide, Appendix F: Specifications. |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 99 | * 100% : 20 mW ~ 13dBm |
| 100 | * 75% : 15 mW ~ 12dBm |
| 101 | * 50% : 10 mW ~ 10dBm |
| 102 | * 25% : 5 mW ~ 7dBm |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 103 | */ |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 104 | #define BCM4320_DEFAULT_TXPOWER_DBM_100 13 |
| 105 | #define BCM4320_DEFAULT_TXPOWER_DBM_75 12 |
| 106 | #define BCM4320_DEFAULT_TXPOWER_DBM_50 10 |
| 107 | #define BCM4320_DEFAULT_TXPOWER_DBM_25 7 |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 108 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 109 | /* Known device types */ |
| 110 | #define RNDIS_UNKNOWN 0 |
| 111 | #define RNDIS_BCM4320A 1 |
| 112 | #define RNDIS_BCM4320B 2 |
| 113 | |
| 114 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 115 | /* NDIS data structures. Taken from wpa_supplicant driver_ndis.c |
| 116 | * slightly modified for datatype endianess, etc |
| 117 | */ |
| 118 | #define NDIS_802_11_LENGTH_SSID 32 |
| 119 | #define NDIS_802_11_LENGTH_RATES 8 |
| 120 | #define NDIS_802_11_LENGTH_RATES_EX 16 |
| 121 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 122 | enum ndis_80211_net_type { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 123 | NDIS_80211_TYPE_FREQ_HOP, |
| 124 | NDIS_80211_TYPE_DIRECT_SEQ, |
| 125 | NDIS_80211_TYPE_OFDM_A, |
| 126 | NDIS_80211_TYPE_OFDM_G |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 127 | }; |
| 128 | |
| 129 | enum ndis_80211_net_infra { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 130 | NDIS_80211_INFRA_ADHOC, |
| 131 | NDIS_80211_INFRA_INFRA, |
| 132 | NDIS_80211_INFRA_AUTO_UNKNOWN |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 133 | }; |
| 134 | |
| 135 | enum ndis_80211_auth_mode { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 136 | NDIS_80211_AUTH_OPEN, |
| 137 | NDIS_80211_AUTH_SHARED, |
| 138 | NDIS_80211_AUTH_AUTO_SWITCH, |
| 139 | NDIS_80211_AUTH_WPA, |
| 140 | NDIS_80211_AUTH_WPA_PSK, |
| 141 | NDIS_80211_AUTH_WPA_NONE, |
| 142 | NDIS_80211_AUTH_WPA2, |
| 143 | NDIS_80211_AUTH_WPA2_PSK |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 144 | }; |
| 145 | |
| 146 | enum ndis_80211_encr_status { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 147 | NDIS_80211_ENCR_WEP_ENABLED, |
| 148 | NDIS_80211_ENCR_DISABLED, |
| 149 | NDIS_80211_ENCR_WEP_KEY_ABSENT, |
| 150 | NDIS_80211_ENCR_NOT_SUPPORTED, |
| 151 | NDIS_80211_ENCR_TKIP_ENABLED, |
| 152 | NDIS_80211_ENCR_TKIP_KEY_ABSENT, |
| 153 | NDIS_80211_ENCR_CCMP_ENABLED, |
| 154 | NDIS_80211_ENCR_CCMP_KEY_ABSENT |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 155 | }; |
| 156 | |
| 157 | enum ndis_80211_priv_filter { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 158 | NDIS_80211_PRIV_ACCEPT_ALL, |
| 159 | NDIS_80211_PRIV_8021X_WEP |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 160 | }; |
| 161 | |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 162 | enum ndis_80211_status_type { |
| 163 | NDIS_80211_STATUSTYPE_AUTHENTICATION, |
| 164 | NDIS_80211_STATUSTYPE_MEDIASTREAMMODE, |
| 165 | NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST, |
| 166 | NDIS_80211_STATUSTYPE_RADIOSTATE, |
| 167 | }; |
| 168 | |
| 169 | enum ndis_80211_media_stream_mode { |
| 170 | NDIS_80211_MEDIA_STREAM_OFF, |
| 171 | NDIS_80211_MEDIA_STREAM_ON |
| 172 | }; |
| 173 | |
| 174 | enum ndis_80211_radio_status { |
| 175 | NDIS_80211_RADIO_STATUS_ON, |
| 176 | NDIS_80211_RADIO_STATUS_HARDWARE_OFF, |
| 177 | NDIS_80211_RADIO_STATUS_SOFTWARE_OFF, |
| 178 | }; |
| 179 | |
Jussi Kivilinna | b4703a2 | 2009-05-22 17:40:20 +0300 | [diff] [blame] | 180 | enum ndis_80211_addkey_bits { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 181 | NDIS_80211_ADDKEY_8021X_AUTH = cpu_to_le32(1 << 28), |
| 182 | NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ = cpu_to_le32(1 << 29), |
| 183 | NDIS_80211_ADDKEY_PAIRWISE_KEY = cpu_to_le32(1 << 30), |
| 184 | NDIS_80211_ADDKEY_TRANSMIT_KEY = cpu_to_le32(1 << 31) |
Jussi Kivilinna | b4703a2 | 2009-05-22 17:40:20 +0300 | [diff] [blame] | 185 | }; |
| 186 | |
| 187 | enum ndis_80211_addwep_bits { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 188 | NDIS_80211_ADDWEP_PERCLIENT_KEY = cpu_to_le32(1 << 30), |
| 189 | NDIS_80211_ADDWEP_TRANSMIT_KEY = cpu_to_le32(1 << 31) |
Jussi Kivilinna | b4703a2 | 2009-05-22 17:40:20 +0300 | [diff] [blame] | 190 | }; |
| 191 | |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 192 | enum ndis_80211_power_mode { |
| 193 | NDIS_80211_POWER_MODE_CAM, |
| 194 | NDIS_80211_POWER_MODE_MAX_PSP, |
| 195 | NDIS_80211_POWER_MODE_FAST_PSP, |
| 196 | }; |
| 197 | |
Jussi Kivilinna | 1c70687 | 2011-11-19 13:04:21 +0200 | [diff] [blame] | 198 | enum ndis_80211_pmkid_cand_list_flag_bits { |
| 199 | NDIS_80211_PMKID_CAND_PREAUTH = cpu_to_le32(1 << 0) |
| 200 | }; |
| 201 | |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 202 | struct ndis_80211_auth_request { |
| 203 | __le32 length; |
| 204 | u8 bssid[6]; |
| 205 | u8 padding[2]; |
| 206 | __le32 flags; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 207 | } __packed; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 208 | |
| 209 | struct ndis_80211_pmkid_candidate { |
| 210 | u8 bssid[6]; |
| 211 | u8 padding[2]; |
| 212 | __le32 flags; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 213 | } __packed; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 214 | |
| 215 | struct ndis_80211_pmkid_cand_list { |
| 216 | __le32 version; |
| 217 | __le32 num_candidates; |
| 218 | struct ndis_80211_pmkid_candidate candidate_list[0]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 219 | } __packed; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 220 | |
| 221 | struct ndis_80211_status_indication { |
| 222 | __le32 status_type; |
| 223 | union { |
Jussi Kivilinna | 53d27ea | 2009-09-01 15:33:06 +0300 | [diff] [blame] | 224 | __le32 media_stream_mode; |
| 225 | __le32 radio_status; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 226 | struct ndis_80211_auth_request auth_request[0]; |
| 227 | struct ndis_80211_pmkid_cand_list cand_list; |
| 228 | } u; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 229 | } __packed; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 230 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 231 | struct ndis_80211_ssid { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 232 | __le32 length; |
| 233 | u8 essid[NDIS_802_11_LENGTH_SSID]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 234 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 235 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 236 | struct ndis_80211_conf_freq_hop { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 237 | __le32 length; |
| 238 | __le32 hop_pattern; |
| 239 | __le32 hop_set; |
| 240 | __le32 dwell_time; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 241 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 242 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 243 | struct ndis_80211_conf { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 244 | __le32 length; |
| 245 | __le32 beacon_period; |
| 246 | __le32 atim_window; |
| 247 | __le32 ds_config; |
| 248 | struct ndis_80211_conf_freq_hop fh_config; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 249 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 250 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 251 | struct ndis_80211_bssid_ex { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 252 | __le32 length; |
| 253 | u8 mac[6]; |
| 254 | u8 padding[2]; |
| 255 | struct ndis_80211_ssid ssid; |
| 256 | __le32 privacy; |
| 257 | __le32 rssi; |
| 258 | __le32 net_type; |
| 259 | struct ndis_80211_conf config; |
| 260 | __le32 net_infra; |
| 261 | u8 rates[NDIS_802_11_LENGTH_RATES_EX]; |
| 262 | __le32 ie_length; |
| 263 | u8 ies[0]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 264 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 265 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 266 | struct ndis_80211_bssid_list_ex { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 267 | __le32 num_items; |
| 268 | struct ndis_80211_bssid_ex bssid[0]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 269 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 270 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 271 | struct ndis_80211_fixed_ies { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 272 | u8 timestamp[8]; |
| 273 | __le16 beacon_interval; |
| 274 | __le16 capabilities; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 275 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 276 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 277 | struct ndis_80211_wep_key { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 278 | __le32 size; |
| 279 | __le32 index; |
| 280 | __le32 length; |
| 281 | u8 material[32]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 282 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 283 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 284 | struct ndis_80211_key { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 285 | __le32 size; |
| 286 | __le32 index; |
| 287 | __le32 length; |
| 288 | u8 bssid[6]; |
| 289 | u8 padding[6]; |
| 290 | u8 rsc[8]; |
| 291 | u8 material[32]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 292 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 293 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 294 | struct ndis_80211_remove_key { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 295 | __le32 size; |
| 296 | __le32 index; |
| 297 | u8 bssid[6]; |
Jussi Kivilinna | 9d40934 | 2009-07-30 19:42:03 +0300 | [diff] [blame] | 298 | u8 padding[2]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 299 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 300 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 301 | struct ndis_config_param { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 302 | __le32 name_offs; |
| 303 | __le32 name_length; |
| 304 | __le32 type; |
| 305 | __le32 value_offs; |
| 306 | __le32 value_length; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 307 | } __packed; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 308 | |
Scott Ashcroft | 4364623 | 2008-05-27 00:06:15 +0300 | [diff] [blame] | 309 | struct ndis_80211_assoc_info { |
| 310 | __le32 length; |
| 311 | __le16 req_ies; |
| 312 | struct req_ie { |
| 313 | __le16 capa; |
| 314 | __le16 listen_interval; |
| 315 | u8 cur_ap_address[6]; |
| 316 | } req_ie; |
| 317 | __le32 req_ie_length; |
| 318 | __le32 offset_req_ies; |
| 319 | __le16 resp_ies; |
| 320 | struct resp_ie { |
| 321 | __le16 capa; |
| 322 | __le16 status_code; |
| 323 | __le16 assoc_id; |
| 324 | } resp_ie; |
| 325 | __le32 resp_ie_length; |
| 326 | __le32 offset_resp_ies; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 327 | } __packed; |
Scott Ashcroft | 4364623 | 2008-05-27 00:06:15 +0300 | [diff] [blame] | 328 | |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 329 | struct ndis_80211_auth_encr_pair { |
| 330 | __le32 auth_mode; |
| 331 | __le32 encr_mode; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 332 | } __packed; |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 333 | |
| 334 | struct ndis_80211_capability { |
| 335 | __le32 length; |
| 336 | __le32 version; |
| 337 | __le32 num_pmkids; |
| 338 | __le32 num_auth_encr_pair; |
| 339 | struct ndis_80211_auth_encr_pair auth_encr_pair[0]; |
Eric Dumazet | ba2d358 | 2010-06-02 18:10:09 +0000 | [diff] [blame] | 340 | } __packed; |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 341 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 342 | struct ndis_80211_bssid_info { |
| 343 | u8 bssid[6]; |
| 344 | u8 pmkid[16]; |
Jussi Kivilinna | 30fd907 | 2011-11-19 13:04:16 +0200 | [diff] [blame] | 345 | } __packed; |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 346 | |
| 347 | struct ndis_80211_pmkid { |
| 348 | __le32 length; |
| 349 | __le32 bssid_info_count; |
| 350 | struct ndis_80211_bssid_info bssid_info[0]; |
Jussi Kivilinna | 30fd907 | 2011-11-19 13:04:16 +0200 | [diff] [blame] | 351 | } __packed; |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 352 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 353 | /* |
| 354 | * private data |
| 355 | */ |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 356 | #define CAP_MODE_80211A 1 |
| 357 | #define CAP_MODE_80211B 2 |
| 358 | #define CAP_MODE_80211G 4 |
| 359 | #define CAP_MODE_MASK 7 |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 360 | |
Jussi Kivilinna | 6010ce0 | 2008-06-02 18:35:21 +0300 | [diff] [blame] | 361 | #define WORK_LINK_UP (1<<0) |
| 362 | #define WORK_LINK_DOWN (1<<1) |
| 363 | #define WORK_SET_MULTICAST_LIST (1<<2) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 364 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 365 | #define RNDIS_WLAN_ALG_NONE 0 |
| 366 | #define RNDIS_WLAN_ALG_WEP (1<<0) |
| 367 | #define RNDIS_WLAN_ALG_TKIP (1<<1) |
| 368 | #define RNDIS_WLAN_ALG_CCMP (1<<2) |
| 369 | |
Dan Carpenter | ec3cbb9 | 2011-10-18 09:47:29 +0300 | [diff] [blame] | 370 | #define RNDIS_WLAN_NUM_KEYS 4 |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 371 | #define RNDIS_WLAN_KEY_MGMT_NONE 0 |
| 372 | #define RNDIS_WLAN_KEY_MGMT_802_1X (1<<0) |
| 373 | #define RNDIS_WLAN_KEY_MGMT_PSK (1<<1) |
| 374 | |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 375 | #define COMMAND_BUFFER_SIZE (CONTROL_BUFFER_SIZE + sizeof(struct rndis_set)) |
| 376 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 377 | static const struct ieee80211_channel rndis_channels[] = { |
| 378 | { .center_freq = 2412 }, |
| 379 | { .center_freq = 2417 }, |
| 380 | { .center_freq = 2422 }, |
| 381 | { .center_freq = 2427 }, |
| 382 | { .center_freq = 2432 }, |
| 383 | { .center_freq = 2437 }, |
| 384 | { .center_freq = 2442 }, |
| 385 | { .center_freq = 2447 }, |
| 386 | { .center_freq = 2452 }, |
| 387 | { .center_freq = 2457 }, |
| 388 | { .center_freq = 2462 }, |
| 389 | { .center_freq = 2467 }, |
| 390 | { .center_freq = 2472 }, |
| 391 | { .center_freq = 2484 }, |
| 392 | }; |
| 393 | |
| 394 | static const struct ieee80211_rate rndis_rates[] = { |
| 395 | { .bitrate = 10 }, |
| 396 | { .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| 397 | { .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| 398 | { .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, |
| 399 | { .bitrate = 60 }, |
| 400 | { .bitrate = 90 }, |
| 401 | { .bitrate = 120 }, |
| 402 | { .bitrate = 180 }, |
| 403 | { .bitrate = 240 }, |
| 404 | { .bitrate = 360 }, |
| 405 | { .bitrate = 480 }, |
| 406 | { .bitrate = 540 } |
| 407 | }; |
| 408 | |
Jussi Kivilinna | 4a7f13e | 2009-08-26 15:53:02 +0300 | [diff] [blame] | 409 | static const u32 rndis_cipher_suites[] = { |
| 410 | WLAN_CIPHER_SUITE_WEP40, |
| 411 | WLAN_CIPHER_SUITE_WEP104, |
| 412 | WLAN_CIPHER_SUITE_TKIP, |
| 413 | WLAN_CIPHER_SUITE_CCMP, |
| 414 | }; |
| 415 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 416 | struct rndis_wlan_encr_key { |
| 417 | int len; |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 418 | u32 cipher; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 419 | u8 material[32]; |
| 420 | u8 bssid[ETH_ALEN]; |
| 421 | bool pairwise; |
| 422 | bool tx_key; |
| 423 | }; |
| 424 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 425 | /* RNDIS device private data */ |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 426 | struct rndis_wlan_private { |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 427 | struct usbnet *usbdev; |
| 428 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 429 | struct wireless_dev wdev; |
| 430 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 431 | struct cfg80211_scan_request *scan_request; |
| 432 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 433 | struct workqueue_struct *workqueue; |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 434 | struct delayed_work dev_poller_work; |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 435 | struct delayed_work scan_work; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 436 | struct work_struct work; |
| 437 | struct mutex command_lock; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 438 | unsigned long work_pending; |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 439 | int last_qual; |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 440 | s32 cqm_rssi_thold; |
| 441 | u32 cqm_rssi_hyst; |
| 442 | int last_cqm_event_rssi; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 443 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 444 | struct ieee80211_supported_band band; |
| 445 | struct ieee80211_channel channels[ARRAY_SIZE(rndis_channels)]; |
| 446 | struct ieee80211_rate rates[ARRAY_SIZE(rndis_rates)]; |
Jussi Kivilinna | 4a7f13e | 2009-08-26 15:53:02 +0300 | [diff] [blame] | 447 | u32 cipher_suites[ARRAY_SIZE(rndis_cipher_suites)]; |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 448 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 449 | int device_type; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 450 | int caps; |
| 451 | int multicast_size; |
| 452 | |
| 453 | /* module parameters */ |
| 454 | char param_country[4]; |
| 455 | int param_frameburst; |
| 456 | int param_afterburner; |
| 457 | int param_power_save; |
| 458 | int param_power_output; |
| 459 | int param_roamtrigger; |
| 460 | int param_roamdelta; |
| 461 | u32 param_workaround_interval; |
| 462 | |
| 463 | /* hardware state */ |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 464 | bool radio_on; |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 465 | int power_mode; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 466 | int infra_mode; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 467 | bool connected; |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 468 | u8 bssid[ETH_ALEN]; |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 469 | __le32 current_command_oid; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 470 | |
| 471 | /* encryption stuff */ |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 472 | u8 encr_tx_key_index; |
Dan Carpenter | ec3cbb9 | 2011-10-18 09:47:29 +0300 | [diff] [blame] | 473 | struct rndis_wlan_encr_key encr_keys[RNDIS_WLAN_NUM_KEYS]; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 474 | int wpa_version; |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 475 | |
| 476 | u8 command_buffer[COMMAND_BUFFER_SIZE]; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 477 | }; |
| 478 | |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 479 | /* |
| 480 | * cfg80211 ops |
| 481 | */ |
Johannes Berg | e36d56b | 2009-06-09 21:04:43 +0200 | [diff] [blame] | 482 | static int rndis_change_virtual_intf(struct wiphy *wiphy, |
| 483 | struct net_device *dev, |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 484 | enum nl80211_iftype type, u32 *flags, |
| 485 | struct vif_params *params); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 486 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 487 | static int rndis_scan(struct wiphy *wiphy, struct net_device *dev, |
| 488 | struct cfg80211_scan_request *request); |
| 489 | |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 490 | static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed); |
| 491 | |
Juuso Oikarinen | fa61cf7 | 2010-06-23 12:12:37 +0300 | [diff] [blame] | 492 | static int rndis_set_tx_power(struct wiphy *wiphy, |
| 493 | enum nl80211_tx_power_setting type, |
| 494 | int mbm); |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 495 | static int rndis_get_tx_power(struct wiphy *wiphy, int *dbm); |
| 496 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 497 | static int rndis_connect(struct wiphy *wiphy, struct net_device *dev, |
| 498 | struct cfg80211_connect_params *sme); |
| 499 | |
| 500 | static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev, |
| 501 | u16 reason_code); |
| 502 | |
| 503 | static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
| 504 | struct cfg80211_ibss_params *params); |
| 505 | |
| 506 | static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev); |
| 507 | |
Johannes Berg | f444de0 | 2010-05-05 15:25:02 +0200 | [diff] [blame] | 508 | static int rndis_set_channel(struct wiphy *wiphy, struct net_device *dev, |
Jussi Kivilinna | 5554adb | 2009-08-28 13:27:53 +0300 | [diff] [blame] | 509 | struct ieee80211_channel *chan, enum nl80211_channel_type channel_type); |
| 510 | |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 511 | static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | e31b821 | 2010-10-05 19:39:30 +0200 | [diff] [blame] | 512 | u8 key_index, bool pairwise, const u8 *mac_addr, |
| 513 | struct key_params *params); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 514 | |
| 515 | static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | e31b821 | 2010-10-05 19:39:30 +0200 | [diff] [blame] | 516 | u8 key_index, bool pairwise, const u8 *mac_addr); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 517 | |
| 518 | static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | dbd2fd6 | 2010-12-09 19:58:59 +0100 | [diff] [blame] | 519 | u8 key_index, bool unicast, bool multicast); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 520 | |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 521 | static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev, |
| 522 | u8 *mac, struct station_info *sinfo); |
| 523 | |
Jussi Kivilinna | d695df9 | 2009-08-28 13:28:09 +0300 | [diff] [blame] | 524 | static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev, |
| 525 | int idx, u8 *mac, struct station_info *sinfo); |
| 526 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 527 | static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, |
| 528 | struct cfg80211_pmksa *pmksa); |
| 529 | |
| 530 | static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, |
| 531 | struct cfg80211_pmksa *pmksa); |
| 532 | |
| 533 | static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev); |
| 534 | |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 535 | static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
| 536 | bool enabled, int timeout); |
| 537 | |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 538 | static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, |
| 539 | struct net_device *dev, |
| 540 | s32 rssi_thold, u32 rssi_hyst); |
| 541 | |
Jussi Kivilinna | c2aa413 | 2010-12-21 22:44:27 +0200 | [diff] [blame] | 542 | static const struct cfg80211_ops rndis_config_ops = { |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 543 | .change_virtual_intf = rndis_change_virtual_intf, |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 544 | .scan = rndis_scan, |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 545 | .set_wiphy_params = rndis_set_wiphy_params, |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 546 | .set_tx_power = rndis_set_tx_power, |
| 547 | .get_tx_power = rndis_get_tx_power, |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 548 | .connect = rndis_connect, |
| 549 | .disconnect = rndis_disconnect, |
| 550 | .join_ibss = rndis_join_ibss, |
| 551 | .leave_ibss = rndis_leave_ibss, |
Jussi Kivilinna | 5554adb | 2009-08-28 13:27:53 +0300 | [diff] [blame] | 552 | .set_channel = rndis_set_channel, |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 553 | .add_key = rndis_add_key, |
| 554 | .del_key = rndis_del_key, |
| 555 | .set_default_key = rndis_set_default_key, |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 556 | .get_station = rndis_get_station, |
Jussi Kivilinna | d695df9 | 2009-08-28 13:28:09 +0300 | [diff] [blame] | 557 | .dump_station = rndis_dump_station, |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 558 | .set_pmksa = rndis_set_pmksa, |
| 559 | .del_pmksa = rndis_del_pmksa, |
| 560 | .flush_pmksa = rndis_flush_pmksa, |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 561 | .set_power_mgmt = rndis_set_power_mgmt, |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 562 | .set_cqm_rssi_config = rndis_set_cqm_rssi_config, |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 563 | }; |
| 564 | |
Johannes Berg | caa6dfa | 2009-04-21 10:55:10 +0200 | [diff] [blame] | 565 | static void *rndis_wiphy_privid = &rndis_wiphy_privid; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 566 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 567 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 568 | static struct rndis_wlan_private *get_rndis_wlan_priv(struct usbnet *dev) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 569 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 570 | return (struct rndis_wlan_private *)dev->driver_priv; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 571 | } |
| 572 | |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 573 | static u32 get_bcm4320_power_dbm(struct rndis_wlan_private *priv) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 574 | { |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 575 | switch (priv->param_power_output) { |
| 576 | default: |
| 577 | case 3: |
| 578 | return BCM4320_DEFAULT_TXPOWER_DBM_100; |
| 579 | case 2: |
| 580 | return BCM4320_DEFAULT_TXPOWER_DBM_75; |
| 581 | case 1: |
| 582 | return BCM4320_DEFAULT_TXPOWER_DBM_50; |
| 583 | case 0: |
| 584 | return BCM4320_DEFAULT_TXPOWER_DBM_25; |
| 585 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 586 | } |
| 587 | |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 588 | static bool is_wpa_key(struct rndis_wlan_private *priv, u8 idx) |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 589 | { |
| 590 | int cipher = priv->encr_keys[idx].cipher; |
| 591 | |
| 592 | return (cipher == WLAN_CIPHER_SUITE_CCMP || |
| 593 | cipher == WLAN_CIPHER_SUITE_TKIP); |
| 594 | } |
| 595 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 596 | static int rndis_cipher_to_alg(u32 cipher) |
| 597 | { |
| 598 | switch (cipher) { |
| 599 | default: |
| 600 | return RNDIS_WLAN_ALG_NONE; |
| 601 | case WLAN_CIPHER_SUITE_WEP40: |
| 602 | case WLAN_CIPHER_SUITE_WEP104: |
| 603 | return RNDIS_WLAN_ALG_WEP; |
| 604 | case WLAN_CIPHER_SUITE_TKIP: |
| 605 | return RNDIS_WLAN_ALG_TKIP; |
| 606 | case WLAN_CIPHER_SUITE_CCMP: |
| 607 | return RNDIS_WLAN_ALG_CCMP; |
| 608 | } |
| 609 | } |
| 610 | |
| 611 | static int rndis_akm_suite_to_key_mgmt(u32 akm_suite) |
| 612 | { |
| 613 | switch (akm_suite) { |
| 614 | default: |
| 615 | return RNDIS_WLAN_KEY_MGMT_NONE; |
| 616 | case WLAN_AKM_SUITE_8021X: |
| 617 | return RNDIS_WLAN_KEY_MGMT_802_1X; |
| 618 | case WLAN_AKM_SUITE_PSK: |
| 619 | return RNDIS_WLAN_KEY_MGMT_PSK; |
| 620 | } |
| 621 | } |
| 622 | |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 623 | #ifdef DEBUG |
| 624 | static const char *oid_to_string(__le32 oid) |
| 625 | { |
| 626 | switch (oid) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 627 | #define OID_STR(oid) case cpu_to_le32(oid): return(#oid) |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 628 | /* from rndis_host.h */ |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 629 | OID_STR(RNDIS_OID_802_3_PERMANENT_ADDRESS); |
| 630 | OID_STR(RNDIS_OID_GEN_MAXIMUM_FRAME_SIZE); |
| 631 | OID_STR(RNDIS_OID_GEN_CURRENT_PACKET_FILTER); |
| 632 | OID_STR(RNDIS_OID_GEN_PHYSICAL_MEDIUM); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 633 | |
| 634 | /* from rndis_wlan.c */ |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 635 | OID_STR(RNDIS_OID_GEN_LINK_SPEED); |
| 636 | OID_STR(RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 637 | |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 638 | OID_STR(RNDIS_OID_GEN_XMIT_OK); |
| 639 | OID_STR(RNDIS_OID_GEN_RCV_OK); |
| 640 | OID_STR(RNDIS_OID_GEN_XMIT_ERROR); |
| 641 | OID_STR(RNDIS_OID_GEN_RCV_ERROR); |
| 642 | OID_STR(RNDIS_OID_GEN_RCV_NO_BUFFER); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 643 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 644 | OID_STR(RNDIS_OID_802_3_CURRENT_ADDRESS); |
| 645 | OID_STR(RNDIS_OID_802_3_MULTICAST_LIST); |
| 646 | OID_STR(RNDIS_OID_802_3_MAXIMUM_LIST_SIZE); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 647 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 648 | OID_STR(RNDIS_OID_802_11_BSSID); |
| 649 | OID_STR(RNDIS_OID_802_11_SSID); |
| 650 | OID_STR(RNDIS_OID_802_11_INFRASTRUCTURE_MODE); |
| 651 | OID_STR(RNDIS_OID_802_11_ADD_WEP); |
| 652 | OID_STR(RNDIS_OID_802_11_REMOVE_WEP); |
| 653 | OID_STR(RNDIS_OID_802_11_DISASSOCIATE); |
| 654 | OID_STR(RNDIS_OID_802_11_AUTHENTICATION_MODE); |
| 655 | OID_STR(RNDIS_OID_802_11_PRIVACY_FILTER); |
| 656 | OID_STR(RNDIS_OID_802_11_BSSID_LIST_SCAN); |
| 657 | OID_STR(RNDIS_OID_802_11_ENCRYPTION_STATUS); |
| 658 | OID_STR(RNDIS_OID_802_11_ADD_KEY); |
| 659 | OID_STR(RNDIS_OID_802_11_REMOVE_KEY); |
| 660 | OID_STR(RNDIS_OID_802_11_ASSOCIATION_INFORMATION); |
| 661 | OID_STR(RNDIS_OID_802_11_CAPABILITY); |
| 662 | OID_STR(RNDIS_OID_802_11_PMKID); |
| 663 | OID_STR(RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED); |
| 664 | OID_STR(RNDIS_OID_802_11_NETWORK_TYPE_IN_USE); |
| 665 | OID_STR(RNDIS_OID_802_11_TX_POWER_LEVEL); |
| 666 | OID_STR(RNDIS_OID_802_11_RSSI); |
| 667 | OID_STR(RNDIS_OID_802_11_RSSI_TRIGGER); |
| 668 | OID_STR(RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD); |
| 669 | OID_STR(RNDIS_OID_802_11_RTS_THRESHOLD); |
| 670 | OID_STR(RNDIS_OID_802_11_SUPPORTED_RATES); |
| 671 | OID_STR(RNDIS_OID_802_11_CONFIGURATION); |
| 672 | OID_STR(RNDIS_OID_802_11_POWER_MODE); |
| 673 | OID_STR(RNDIS_OID_802_11_BSSID_LIST); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 674 | #undef OID_STR |
| 675 | } |
| 676 | |
| 677 | return "?"; |
| 678 | } |
| 679 | #else |
| 680 | static const char *oid_to_string(__le32 oid) |
| 681 | { |
| 682 | return "?"; |
| 683 | } |
| 684 | #endif |
| 685 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 686 | /* translate error code */ |
| 687 | static int rndis_error_status(__le32 rndis_status) |
| 688 | { |
| 689 | int ret = -EINVAL; |
| 690 | switch (rndis_status) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 691 | case cpu_to_le32(RNDIS_STATUS_SUCCESS): |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 692 | ret = 0; |
| 693 | break; |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 694 | case cpu_to_le32(RNDIS_STATUS_FAILURE): |
| 695 | case cpu_to_le32(RNDIS_STATUS_INVALID_DATA): |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 696 | ret = -EINVAL; |
| 697 | break; |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 698 | case cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED): |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 699 | ret = -EOPNOTSUPP; |
| 700 | break; |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 701 | case cpu_to_le32(RNDIS_STATUS_ADAPTER_NOT_READY): |
| 702 | case cpu_to_le32(RNDIS_STATUS_ADAPTER_NOT_OPEN): |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 703 | ret = -EBUSY; |
| 704 | break; |
| 705 | } |
| 706 | return ret; |
| 707 | } |
| 708 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 709 | static int rndis_query_oid(struct usbnet *dev, __le32 oid, void *data, int *len) |
| 710 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 711 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 712 | union { |
| 713 | void *buf; |
| 714 | struct rndis_msg_hdr *header; |
| 715 | struct rndis_query *get; |
| 716 | struct rndis_query_c *get_c; |
| 717 | } u; |
| 718 | int ret, buflen; |
Jussi Kivilinna | 80f8c5b | 2010-03-04 18:27:02 +0200 | [diff] [blame] | 719 | int resplen, respoffs, copylen; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 720 | |
| 721 | buflen = *len + sizeof(*u.get); |
| 722 | if (buflen < CONTROL_BUFFER_SIZE) |
| 723 | buflen = CONTROL_BUFFER_SIZE; |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 724 | |
| 725 | if (buflen > COMMAND_BUFFER_SIZE) { |
| 726 | u.buf = kmalloc(buflen, GFP_KERNEL); |
| 727 | if (!u.buf) |
| 728 | return -ENOMEM; |
| 729 | } else { |
| 730 | u.buf = priv->command_buffer; |
| 731 | } |
| 732 | |
| 733 | mutex_lock(&priv->command_lock); |
| 734 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 735 | memset(u.get, 0, sizeof *u.get); |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 736 | u.get->msg_type = cpu_to_le32(RNDIS_MSG_QUERY); |
Harvey Harrison | 35c26c2 | 2009-02-14 22:56:56 -0800 | [diff] [blame] | 737 | u.get->msg_len = cpu_to_le32(sizeof *u.get); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 738 | u.get->oid = oid; |
| 739 | |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 740 | priv->current_command_oid = oid; |
Jussi Kivilinna | 818727b | 2008-06-18 15:40:12 +0300 | [diff] [blame] | 741 | ret = rndis_command(dev, u.header, buflen); |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 742 | priv->current_command_oid = 0; |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 743 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 744 | netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n", |
| 745 | __func__, oid_to_string(oid), ret, |
| 746 | le32_to_cpu(u.get_c->status)); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 747 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 748 | if (ret == 0) { |
Jussi Kivilinna | 80f8c5b | 2010-03-04 18:27:02 +0200 | [diff] [blame] | 749 | resplen = le32_to_cpu(u.get_c->len); |
| 750 | respoffs = le32_to_cpu(u.get_c->offset) + 8; |
Jussi Kivilinna | c1f8ca1 | 2009-11-22 20:16:42 +0200 | [diff] [blame] | 751 | |
Jussi Kivilinna | 80f8c5b | 2010-03-04 18:27:02 +0200 | [diff] [blame] | 752 | if (respoffs > buflen) { |
| 753 | /* Device returned data offset outside buffer, error. */ |
| 754 | netdev_dbg(dev->net, "%s(%s): received invalid " |
| 755 | "data offset: %d > %d\n", __func__, |
| 756 | oid_to_string(oid), respoffs, buflen); |
| 757 | |
| 758 | ret = -EINVAL; |
| 759 | goto exit_unlock; |
| 760 | } |
| 761 | |
| 762 | if ((resplen + respoffs) > buflen) { |
| 763 | /* Device would have returned more data if buffer would |
| 764 | * have been big enough. Copy just the bits that we got. |
| 765 | */ |
| 766 | copylen = buflen - respoffs; |
| 767 | } else { |
| 768 | copylen = resplen; |
| 769 | } |
| 770 | |
| 771 | if (copylen > *len) |
| 772 | copylen = *len; |
| 773 | |
| 774 | memcpy(data, u.buf + respoffs, copylen); |
| 775 | |
| 776 | *len = resplen; |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 777 | |
Jussi Kivilinna | c1f8ca1 | 2009-11-22 20:16:42 +0200 | [diff] [blame] | 778 | ret = rndis_error_status(u.get_c->status); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 779 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 780 | netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n", |
| 781 | __func__, oid_to_string(oid), |
| 782 | le32_to_cpu(u.get_c->status), ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 783 | } |
| 784 | |
Jussi Kivilinna | 80f8c5b | 2010-03-04 18:27:02 +0200 | [diff] [blame] | 785 | exit_unlock: |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 786 | mutex_unlock(&priv->command_lock); |
| 787 | |
| 788 | if (u.buf != priv->command_buffer) |
| 789 | kfree(u.buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 790 | return ret; |
| 791 | } |
| 792 | |
Joe Perches | 22288a5 | 2010-11-20 18:39:00 -0800 | [diff] [blame] | 793 | static int rndis_set_oid(struct usbnet *dev, __le32 oid, const void *data, |
| 794 | int len) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 795 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 796 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(dev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 797 | union { |
| 798 | void *buf; |
| 799 | struct rndis_msg_hdr *header; |
| 800 | struct rndis_set *set; |
| 801 | struct rndis_set_c *set_c; |
| 802 | } u; |
| 803 | int ret, buflen; |
| 804 | |
| 805 | buflen = len + sizeof(*u.set); |
| 806 | if (buflen < CONTROL_BUFFER_SIZE) |
| 807 | buflen = CONTROL_BUFFER_SIZE; |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 808 | |
| 809 | if (buflen > COMMAND_BUFFER_SIZE) { |
| 810 | u.buf = kmalloc(buflen, GFP_KERNEL); |
| 811 | if (!u.buf) |
| 812 | return -ENOMEM; |
| 813 | } else { |
| 814 | u.buf = priv->command_buffer; |
| 815 | } |
| 816 | |
| 817 | mutex_lock(&priv->command_lock); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 818 | |
| 819 | memset(u.set, 0, sizeof *u.set); |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 820 | u.set->msg_type = cpu_to_le32(RNDIS_MSG_SET); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 821 | u.set->msg_len = cpu_to_le32(sizeof(*u.set) + len); |
| 822 | u.set->oid = oid; |
| 823 | u.set->len = cpu_to_le32(len); |
Harvey Harrison | 35c26c2 | 2009-02-14 22:56:56 -0800 | [diff] [blame] | 824 | u.set->offset = cpu_to_le32(sizeof(*u.set) - 8); |
| 825 | u.set->handle = cpu_to_le32(0); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 826 | memcpy(u.buf + sizeof(*u.set), data, len); |
| 827 | |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 828 | priv->current_command_oid = oid; |
Jussi Kivilinna | 818727b | 2008-06-18 15:40:12 +0300 | [diff] [blame] | 829 | ret = rndis_command(dev, u.header, buflen); |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 830 | priv->current_command_oid = 0; |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 831 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 832 | netdev_dbg(dev->net, "%s(%s): rndis_command() failed, %d (%08x)\n", |
| 833 | __func__, oid_to_string(oid), ret, |
| 834 | le32_to_cpu(u.set_c->status)); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 835 | |
| 836 | if (ret == 0) { |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 837 | ret = rndis_error_status(u.set_c->status); |
| 838 | |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 839 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 840 | netdev_dbg(dev->net, "%s(%s): device returned error, 0x%08x (%d)\n", |
| 841 | __func__, oid_to_string(oid), |
| 842 | le32_to_cpu(u.set_c->status), ret); |
Jussi Kivilinna | 27b7b5c | 2009-07-30 19:41:47 +0300 | [diff] [blame] | 843 | } |
| 844 | |
Jussi Kivilinna | 90d0734 | 2008-06-12 20:19:19 +0300 | [diff] [blame] | 845 | mutex_unlock(&priv->command_lock); |
| 846 | |
| 847 | if (u.buf != priv->command_buffer) |
| 848 | kfree(u.buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 849 | return ret; |
| 850 | } |
| 851 | |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 852 | static int rndis_reset(struct usbnet *usbdev) |
| 853 | { |
| 854 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 855 | struct rndis_reset *reset; |
| 856 | int ret; |
| 857 | |
| 858 | mutex_lock(&priv->command_lock); |
| 859 | |
| 860 | reset = (void *)priv->command_buffer; |
| 861 | memset(reset, 0, sizeof(*reset)); |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 862 | reset->msg_type = cpu_to_le32(RNDIS_MSG_RESET); |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 863 | reset->msg_len = cpu_to_le32(sizeof(*reset)); |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 864 | priv->current_command_oid = 0; |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 865 | ret = rndis_command(usbdev, (void *)reset, CONTROL_BUFFER_SIZE); |
| 866 | |
| 867 | mutex_unlock(&priv->command_lock); |
| 868 | |
| 869 | if (ret < 0) |
| 870 | return ret; |
| 871 | return 0; |
| 872 | } |
| 873 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 874 | /* |
| 875 | * Specs say that we can only set config parameters only soon after device |
| 876 | * initialization. |
| 877 | * value_type: 0 = u32, 2 = unicode string |
| 878 | */ |
| 879 | static int rndis_set_config_parameter(struct usbnet *dev, char *param, |
| 880 | int value_type, void *value) |
| 881 | { |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 882 | struct ndis_config_param *infobuf; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 883 | int value_len, info_len, param_len, ret, i; |
| 884 | __le16 *unibuf; |
| 885 | __le32 *dst_value; |
| 886 | |
| 887 | if (value_type == 0) |
| 888 | value_len = sizeof(__le32); |
| 889 | else if (value_type == 2) |
| 890 | value_len = strlen(value) * sizeof(__le16); |
| 891 | else |
| 892 | return -EINVAL; |
| 893 | |
| 894 | param_len = strlen(param) * sizeof(__le16); |
| 895 | info_len = sizeof(*infobuf) + param_len + value_len; |
| 896 | |
| 897 | #ifdef DEBUG |
| 898 | info_len += 12; |
| 899 | #endif |
| 900 | infobuf = kmalloc(info_len, GFP_KERNEL); |
| 901 | if (!infobuf) |
| 902 | return -ENOMEM; |
| 903 | |
| 904 | #ifdef DEBUG |
| 905 | info_len -= 12; |
| 906 | /* extra 12 bytes are for padding (debug output) */ |
| 907 | memset(infobuf, 0xCC, info_len + 12); |
| 908 | #endif |
| 909 | |
| 910 | if (value_type == 2) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 911 | netdev_dbg(dev->net, "setting config parameter: %s, value: %s\n", |
| 912 | param, (u8 *)value); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 913 | else |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 914 | netdev_dbg(dev->net, "setting config parameter: %s, value: %d\n", |
| 915 | param, *(u32 *)value); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 916 | |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 917 | infobuf->name_offs = cpu_to_le32(sizeof(*infobuf)); |
| 918 | infobuf->name_length = cpu_to_le32(param_len); |
| 919 | infobuf->type = cpu_to_le32(value_type); |
| 920 | infobuf->value_offs = cpu_to_le32(sizeof(*infobuf) + param_len); |
| 921 | infobuf->value_length = cpu_to_le32(value_len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 922 | |
| 923 | /* simple string to unicode string conversion */ |
| 924 | unibuf = (void *)infobuf + sizeof(*infobuf); |
| 925 | for (i = 0; i < param_len / sizeof(__le16); i++) |
| 926 | unibuf[i] = cpu_to_le16(param[i]); |
| 927 | |
| 928 | if (value_type == 2) { |
| 929 | unibuf = (void *)infobuf + sizeof(*infobuf) + param_len; |
| 930 | for (i = 0; i < value_len / sizeof(__le16); i++) |
| 931 | unibuf[i] = cpu_to_le16(((u8 *)value)[i]); |
| 932 | } else { |
| 933 | dst_value = (void *)infobuf + sizeof(*infobuf) + param_len; |
| 934 | *dst_value = cpu_to_le32(*(u32 *)value); |
| 935 | } |
| 936 | |
| 937 | #ifdef DEBUG |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 938 | netdev_dbg(dev->net, "info buffer (len: %d)\n", info_len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 939 | for (i = 0; i < info_len; i += 12) { |
| 940 | u32 *tmp = (u32 *)((u8 *)infobuf + i); |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 941 | netdev_dbg(dev->net, "%08X:%08X:%08X\n", |
| 942 | cpu_to_be32(tmp[0]), |
| 943 | cpu_to_be32(tmp[1]), |
| 944 | cpu_to_be32(tmp[2])); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 945 | } |
| 946 | #endif |
| 947 | |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 948 | ret = rndis_set_oid(dev, cpu_to_le32(RNDIS_OID_GEN_RNDIS_CONFIG_PARAMETER), |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 949 | infobuf, info_len); |
| 950 | if (ret != 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 951 | netdev_dbg(dev->net, "setting rndis config parameter failed, %d\n", |
| 952 | ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 953 | |
| 954 | kfree(infobuf); |
| 955 | return ret; |
| 956 | } |
| 957 | |
| 958 | static int rndis_set_config_parameter_str(struct usbnet *dev, |
| 959 | char *param, char *value) |
| 960 | { |
Jussi Kivilinna | c5c4fe9 | 2009-09-01 15:33:00 +0300 | [diff] [blame] | 961 | return rndis_set_config_parameter(dev, param, 2, value); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 962 | } |
| 963 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 964 | /* |
| 965 | * data conversion functions |
| 966 | */ |
| 967 | static int level_to_qual(int level) |
| 968 | { |
| 969 | int qual = 100 * (level - WL_NOISE) / (WL_SIGMAX - WL_NOISE); |
| 970 | return qual >= 0 ? (qual <= 100 ? qual : 100) : 0; |
| 971 | } |
| 972 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 973 | /* |
| 974 | * common functions |
| 975 | */ |
Jussi Kivilinna | 9f77cca | 2009-08-28 12:59:26 +0300 | [diff] [blame] | 976 | static int set_infra_mode(struct usbnet *usbdev, int mode); |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 977 | static void restore_keys(struct usbnet *usbdev); |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 978 | static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid, |
| 979 | bool *matched); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 980 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 981 | static int rndis_start_bssid_list_scan(struct usbnet *usbdev) |
| 982 | { |
| 983 | __le32 tmp; |
| 984 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 985 | /* Note: RNDIS_OID_802_11_BSSID_LIST_SCAN clears internal BSS list. */ |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 986 | tmp = cpu_to_le32(1); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 987 | return rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_BSSID_LIST_SCAN), &tmp, |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 988 | sizeof(tmp)); |
| 989 | } |
| 990 | |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 991 | static int set_essid(struct usbnet *usbdev, struct ndis_80211_ssid *ssid) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 992 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 993 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 994 | int ret; |
| 995 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 996 | ret = rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_SSID), |
| 997 | ssid, sizeof(*ssid)); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 998 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 999 | netdev_warn(usbdev->net, "setting SSID failed (%08X)\n", ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1000 | return ret; |
| 1001 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1002 | if (ret == 0) { |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 1003 | priv->radio_on = true; |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1004 | netdev_dbg(usbdev->net, "%s(): radio_on = true\n", __func__); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1005 | } |
| 1006 | |
| 1007 | return ret; |
| 1008 | } |
| 1009 | |
Joe Perches | 22288a5 | 2010-11-20 18:39:00 -0800 | [diff] [blame] | 1010 | static int set_bssid(struct usbnet *usbdev, const u8 *bssid) |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1011 | { |
| 1012 | int ret; |
| 1013 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1014 | ret = rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_BSSID), |
| 1015 | bssid, ETH_ALEN); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1016 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1017 | netdev_warn(usbdev->net, "setting BSSID[%pM] failed (%08X)\n", |
| 1018 | bssid, ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1019 | return ret; |
| 1020 | } |
| 1021 | |
| 1022 | return ret; |
| 1023 | } |
| 1024 | |
| 1025 | static int clear_bssid(struct usbnet *usbdev) |
| 1026 | { |
Joe Perches | 22288a5 | 2010-11-20 18:39:00 -0800 | [diff] [blame] | 1027 | static const u8 broadcast_mac[ETH_ALEN] = { |
| 1028 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff |
| 1029 | }; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1030 | |
| 1031 | return set_bssid(usbdev, broadcast_mac); |
| 1032 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1033 | |
| 1034 | static int get_bssid(struct usbnet *usbdev, u8 bssid[ETH_ALEN]) |
| 1035 | { |
| 1036 | int ret, len; |
| 1037 | |
| 1038 | len = ETH_ALEN; |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1039 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_BSSID), |
| 1040 | bssid, &len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1041 | |
| 1042 | if (ret != 0) |
| 1043 | memset(bssid, 0, ETH_ALEN); |
| 1044 | |
| 1045 | return ret; |
| 1046 | } |
| 1047 | |
Scott Ashcroft | 4364623 | 2008-05-27 00:06:15 +0300 | [diff] [blame] | 1048 | static int get_association_info(struct usbnet *usbdev, |
| 1049 | struct ndis_80211_assoc_info *info, int len) |
| 1050 | { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1051 | return rndis_query_oid(usbdev, |
| 1052 | cpu_to_le32(RNDIS_OID_802_11_ASSOCIATION_INFORMATION), |
| 1053 | info, &len); |
Scott Ashcroft | 4364623 | 2008-05-27 00:06:15 +0300 | [diff] [blame] | 1054 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1055 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1056 | static bool is_associated(struct usbnet *usbdev) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1057 | { |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1058 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1059 | u8 bssid[ETH_ALEN]; |
| 1060 | int ret; |
| 1061 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1062 | if (!priv->radio_on) |
| 1063 | return false; |
| 1064 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1065 | ret = get_bssid(usbdev, bssid); |
| 1066 | |
Jussi Kivilinna | 7b1fff9 | 2009-08-28 12:59:15 +0300 | [diff] [blame] | 1067 | return (ret == 0 && !is_zero_ether_addr(bssid)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1068 | } |
| 1069 | |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 1070 | static int disassociate(struct usbnet *usbdev, bool reset_ssid) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1071 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1072 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 1073 | struct ndis_80211_ssid ssid; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1074 | int i, ret = 0; |
| 1075 | |
| 1076 | if (priv->radio_on) { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1077 | ret = rndis_set_oid(usbdev, |
| 1078 | cpu_to_le32(RNDIS_OID_802_11_DISASSOCIATE), |
| 1079 | NULL, 0); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1080 | if (ret == 0) { |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 1081 | priv->radio_on = false; |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1082 | netdev_dbg(usbdev->net, "%s(): radio_on = false\n", |
| 1083 | __func__); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1084 | |
| 1085 | if (reset_ssid) |
| 1086 | msleep(100); |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | /* disassociate causes radio to be turned off; if reset_ssid |
| 1091 | * is given, set random ssid to enable radio */ |
| 1092 | if (reset_ssid) { |
Jussi Kivilinna | 9f77cca | 2009-08-28 12:59:26 +0300 | [diff] [blame] | 1093 | /* Set device to infrastructure mode so we don't get ad-hoc |
| 1094 | * 'media connect' indications with the random ssid. |
| 1095 | */ |
| 1096 | set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); |
| 1097 | |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 1098 | ssid.length = cpu_to_le32(sizeof(ssid.essid)); |
| 1099 | get_random_bytes(&ssid.essid[2], sizeof(ssid.essid)-2); |
| 1100 | ssid.essid[0] = 0x1; |
| 1101 | ssid.essid[1] = 0xff; |
| 1102 | for (i = 2; i < sizeof(ssid.essid); i++) |
| 1103 | ssid.essid[i] = 0x1 + (ssid.essid[i] * 0xfe / 0xff); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1104 | ret = set_essid(usbdev, &ssid); |
| 1105 | } |
| 1106 | return ret; |
| 1107 | } |
| 1108 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1109 | static int set_auth_mode(struct usbnet *usbdev, u32 wpa_version, |
| 1110 | enum nl80211_auth_type auth_type, int keymgmt) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1111 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1112 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1113 | __le32 tmp; |
| 1114 | int auth_mode, ret; |
| 1115 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1116 | netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x authalg=0x%x keymgmt=0x%x\n", |
| 1117 | __func__, wpa_version, auth_type, keymgmt); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1118 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1119 | if (wpa_version & NL80211_WPA_VERSION_2) { |
| 1120 | if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1121 | auth_mode = NDIS_80211_AUTH_WPA2; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1122 | else |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1123 | auth_mode = NDIS_80211_AUTH_WPA2_PSK; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1124 | } else if (wpa_version & NL80211_WPA_VERSION_1) { |
| 1125 | if (keymgmt & RNDIS_WLAN_KEY_MGMT_802_1X) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1126 | auth_mode = NDIS_80211_AUTH_WPA; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1127 | else if (keymgmt & RNDIS_WLAN_KEY_MGMT_PSK) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1128 | auth_mode = NDIS_80211_AUTH_WPA_PSK; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1129 | else |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1130 | auth_mode = NDIS_80211_AUTH_WPA_NONE; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1131 | } else if (auth_type == NL80211_AUTHTYPE_SHARED_KEY) |
| 1132 | auth_mode = NDIS_80211_AUTH_SHARED; |
| 1133 | else if (auth_type == NL80211_AUTHTYPE_OPEN_SYSTEM) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1134 | auth_mode = NDIS_80211_AUTH_OPEN; |
Jussi Kivilinna | 634a555 | 2009-11-16 12:49:43 +0200 | [diff] [blame] | 1135 | else if (auth_type == NL80211_AUTHTYPE_AUTOMATIC) |
| 1136 | auth_mode = NDIS_80211_AUTH_AUTO_SWITCH; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1137 | else |
| 1138 | return -ENOTSUPP; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1139 | |
| 1140 | tmp = cpu_to_le32(auth_mode); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1141 | ret = rndis_set_oid(usbdev, |
| 1142 | cpu_to_le32(RNDIS_OID_802_11_AUTHENTICATION_MODE), |
| 1143 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1144 | if (ret != 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1145 | netdev_warn(usbdev->net, "setting auth mode failed (%08X)\n", |
| 1146 | ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1147 | return ret; |
| 1148 | } |
| 1149 | |
| 1150 | priv->wpa_version = wpa_version; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1151 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1152 | return 0; |
| 1153 | } |
| 1154 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1155 | static int set_priv_filter(struct usbnet *usbdev) |
| 1156 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1157 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1158 | __le32 tmp; |
| 1159 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1160 | netdev_dbg(usbdev->net, "%s(): wpa_version=0x%x\n", |
| 1161 | __func__, priv->wpa_version); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1162 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1163 | if (priv->wpa_version & NL80211_WPA_VERSION_2 || |
| 1164 | priv->wpa_version & NL80211_WPA_VERSION_1) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1165 | tmp = cpu_to_le32(NDIS_80211_PRIV_8021X_WEP); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1166 | else |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1167 | tmp = cpu_to_le32(NDIS_80211_PRIV_ACCEPT_ALL); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1168 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1169 | return rndis_set_oid(usbdev, |
| 1170 | cpu_to_le32(RNDIS_OID_802_11_PRIVACY_FILTER), &tmp, |
| 1171 | sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1172 | } |
| 1173 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1174 | static int set_encr_mode(struct usbnet *usbdev, int pairwise, int groupwise) |
| 1175 | { |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1176 | __le32 tmp; |
| 1177 | int encr_mode, ret; |
| 1178 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1179 | netdev_dbg(usbdev->net, "%s(): cipher_pair=0x%x cipher_group=0x%x\n", |
| 1180 | __func__, pairwise, groupwise); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1181 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1182 | if (pairwise & RNDIS_WLAN_ALG_CCMP) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1183 | encr_mode = NDIS_80211_ENCR_CCMP_ENABLED; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1184 | else if (pairwise & RNDIS_WLAN_ALG_TKIP) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1185 | encr_mode = NDIS_80211_ENCR_TKIP_ENABLED; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1186 | else if (pairwise & RNDIS_WLAN_ALG_WEP) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1187 | encr_mode = NDIS_80211_ENCR_WEP_ENABLED; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1188 | else if (groupwise & RNDIS_WLAN_ALG_CCMP) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1189 | encr_mode = NDIS_80211_ENCR_CCMP_ENABLED; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1190 | else if (groupwise & RNDIS_WLAN_ALG_TKIP) |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1191 | encr_mode = NDIS_80211_ENCR_TKIP_ENABLED; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1192 | else |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1193 | encr_mode = NDIS_80211_ENCR_DISABLED; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1194 | |
| 1195 | tmp = cpu_to_le32(encr_mode); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1196 | ret = rndis_set_oid(usbdev, |
| 1197 | cpu_to_le32(RNDIS_OID_802_11_ENCRYPTION_STATUS), &tmp, |
| 1198 | sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1199 | if (ret != 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1200 | netdev_warn(usbdev->net, "setting encr mode failed (%08X)\n", |
| 1201 | ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1202 | return ret; |
| 1203 | } |
| 1204 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1205 | return 0; |
| 1206 | } |
| 1207 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1208 | static int set_infra_mode(struct usbnet *usbdev, int mode) |
| 1209 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1210 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1211 | __le32 tmp; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1212 | int ret; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1213 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1214 | netdev_dbg(usbdev->net, "%s(): infra_mode=0x%x\n", |
| 1215 | __func__, priv->infra_mode); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1216 | |
| 1217 | tmp = cpu_to_le32(mode); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1218 | ret = rndis_set_oid(usbdev, |
| 1219 | cpu_to_le32(RNDIS_OID_802_11_INFRASTRUCTURE_MODE), |
| 1220 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1221 | if (ret != 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1222 | netdev_warn(usbdev->net, "setting infra mode failed (%08X)\n", |
| 1223 | ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1224 | return ret; |
| 1225 | } |
| 1226 | |
| 1227 | /* NDIS drivers clear keys when infrastructure mode is |
| 1228 | * changed. But Linux tools assume otherwise. So set the |
| 1229 | * keys */ |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1230 | restore_keys(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1231 | |
| 1232 | priv->infra_mode = mode; |
| 1233 | return 0; |
| 1234 | } |
| 1235 | |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1236 | static int set_rts_threshold(struct usbnet *usbdev, u32 rts_threshold) |
| 1237 | { |
| 1238 | __le32 tmp; |
| 1239 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1240 | netdev_dbg(usbdev->net, "%s(): %i\n", __func__, rts_threshold); |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1241 | |
| 1242 | if (rts_threshold < 0 || rts_threshold > 2347) |
| 1243 | rts_threshold = 2347; |
| 1244 | |
| 1245 | tmp = cpu_to_le32(rts_threshold); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1246 | return rndis_set_oid(usbdev, |
| 1247 | cpu_to_le32(RNDIS_OID_802_11_RTS_THRESHOLD), |
| 1248 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1249 | } |
| 1250 | |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1251 | static int set_frag_threshold(struct usbnet *usbdev, u32 frag_threshold) |
| 1252 | { |
| 1253 | __le32 tmp; |
| 1254 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1255 | netdev_dbg(usbdev->net, "%s(): %i\n", __func__, frag_threshold); |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1256 | |
| 1257 | if (frag_threshold < 256 || frag_threshold > 2346) |
| 1258 | frag_threshold = 2346; |
| 1259 | |
| 1260 | tmp = cpu_to_le32(frag_threshold); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1261 | return rndis_set_oid(usbdev, |
| 1262 | cpu_to_le32(RNDIS_OID_802_11_FRAGMENTATION_THRESHOLD), |
| 1263 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1264 | } |
| 1265 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1266 | static void set_default_iw_params(struct usbnet *usbdev) |
| 1267 | { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1268 | set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1269 | set_auth_mode(usbdev, 0, NL80211_AUTHTYPE_OPEN_SYSTEM, |
| 1270 | RNDIS_WLAN_KEY_MGMT_NONE); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1271 | set_priv_filter(usbdev); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1272 | set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1273 | } |
| 1274 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1275 | static int deauthenticate(struct usbnet *usbdev) |
| 1276 | { |
| 1277 | int ret; |
| 1278 | |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 1279 | ret = disassociate(usbdev, true); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1280 | set_default_iw_params(usbdev); |
| 1281 | return ret; |
| 1282 | } |
| 1283 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1284 | static int set_channel(struct usbnet *usbdev, int channel) |
| 1285 | { |
| 1286 | struct ndis_80211_conf config; |
| 1287 | unsigned int dsconfig; |
| 1288 | int len, ret; |
| 1289 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1290 | netdev_dbg(usbdev->net, "%s(%d)\n", __func__, channel); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1291 | |
| 1292 | /* this OID is valid only when not associated */ |
| 1293 | if (is_associated(usbdev)) |
| 1294 | return 0; |
| 1295 | |
| 1296 | dsconfig = ieee80211_dsss_chan_to_freq(channel) * 1000; |
| 1297 | |
| 1298 | len = sizeof(config); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1299 | ret = rndis_query_oid(usbdev, |
| 1300 | cpu_to_le32(RNDIS_OID_802_11_CONFIGURATION), |
| 1301 | &config, &len); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1302 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1303 | netdev_dbg(usbdev->net, "%s(): querying configuration failed\n", |
| 1304 | __func__); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1305 | return ret; |
| 1306 | } |
| 1307 | |
| 1308 | config.ds_config = cpu_to_le32(dsconfig); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1309 | ret = rndis_set_oid(usbdev, |
| 1310 | cpu_to_le32(RNDIS_OID_802_11_CONFIGURATION), |
| 1311 | &config, sizeof(config)); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1312 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1313 | netdev_dbg(usbdev->net, "%s(): %d -> %d\n", __func__, channel, ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1314 | |
| 1315 | return ret; |
| 1316 | } |
| 1317 | |
Jussi Kivilinna | cb82a66 | 2011-11-19 13:04:05 +0200 | [diff] [blame] | 1318 | static struct ieee80211_channel *get_current_channel(struct usbnet *usbdev, |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 1319 | u32 *beacon_period) |
Jussi Kivilinna | cb82a66 | 2011-11-19 13:04:05 +0200 | [diff] [blame] | 1320 | { |
| 1321 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 1322 | struct ieee80211_channel *channel; |
| 1323 | struct ndis_80211_conf config; |
| 1324 | int len, ret; |
| 1325 | |
| 1326 | /* Get channel and beacon interval */ |
| 1327 | len = sizeof(config); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1328 | ret = rndis_query_oid(usbdev, |
| 1329 | cpu_to_le32(RNDIS_OID_802_11_CONFIGURATION), |
| 1330 | &config, &len); |
| 1331 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_CONFIGURATION -> %d\n", |
Jussi Kivilinna | cb82a66 | 2011-11-19 13:04:05 +0200 | [diff] [blame] | 1332 | __func__, ret); |
| 1333 | if (ret < 0) |
| 1334 | return NULL; |
| 1335 | |
| 1336 | channel = ieee80211_get_channel(priv->wdev.wiphy, |
| 1337 | KHZ_TO_MHZ(le32_to_cpu(config.ds_config))); |
| 1338 | if (!channel) |
| 1339 | return NULL; |
| 1340 | |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 1341 | if (beacon_period) |
| 1342 | *beacon_period = le32_to_cpu(config.beacon_period); |
Jussi Kivilinna | cb82a66 | 2011-11-19 13:04:05 +0200 | [diff] [blame] | 1343 | return channel; |
| 1344 | } |
| 1345 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1346 | /* index must be 0 - N, as per NDIS */ |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1347 | static int add_wep_key(struct usbnet *usbdev, const u8 *key, int key_len, |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1348 | u8 index) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1349 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1350 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 1351 | struct ndis_80211_wep_key ndis_key; |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1352 | u32 cipher; |
| 1353 | int ret; |
| 1354 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1355 | netdev_dbg(usbdev->net, "%s(idx: %d, len: %d)\n", |
| 1356 | __func__, index, key_len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1357 | |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1358 | if (index >= RNDIS_WLAN_NUM_KEYS) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1359 | return -EINVAL; |
| 1360 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1361 | if (key_len == 5) |
| 1362 | cipher = WLAN_CIPHER_SUITE_WEP40; |
Jussi Kivilinna | f096ce6 | 2012-02-29 16:25:00 +0200 | [diff] [blame] | 1363 | else if (key_len == 13) |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1364 | cipher = WLAN_CIPHER_SUITE_WEP104; |
Jussi Kivilinna | f096ce6 | 2012-02-29 16:25:00 +0200 | [diff] [blame] | 1365 | else |
| 1366 | return -EINVAL; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1367 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1368 | memset(&ndis_key, 0, sizeof(ndis_key)); |
| 1369 | |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 1370 | ndis_key.size = cpu_to_le32(sizeof(ndis_key)); |
| 1371 | ndis_key.length = cpu_to_le32(key_len); |
| 1372 | ndis_key.index = cpu_to_le32(index); |
| 1373 | memcpy(&ndis_key.material, key, key_len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1374 | |
| 1375 | if (index == priv->encr_tx_key_index) { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1376 | ndis_key.index |= NDIS_80211_ADDWEP_TRANSMIT_KEY; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1377 | ret = set_encr_mode(usbdev, RNDIS_WLAN_ALG_WEP, |
| 1378 | RNDIS_WLAN_ALG_NONE); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1379 | if (ret) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1380 | netdev_warn(usbdev->net, "encryption couldn't be enabled (%08X)\n", |
| 1381 | ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1382 | } |
| 1383 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1384 | ret = rndis_set_oid(usbdev, |
| 1385 | cpu_to_le32(RNDIS_OID_802_11_ADD_WEP), &ndis_key, |
| 1386 | sizeof(ndis_key)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1387 | if (ret != 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1388 | netdev_warn(usbdev->net, "adding encryption key %d failed (%08X)\n", |
| 1389 | index + 1, ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1390 | return ret; |
| 1391 | } |
| 1392 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1393 | priv->encr_keys[index].len = key_len; |
| 1394 | priv->encr_keys[index].cipher = cipher; |
| 1395 | memcpy(&priv->encr_keys[index].material, key, key_len); |
| 1396 | memset(&priv->encr_keys[index].bssid, 0xff, ETH_ALEN); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1397 | |
| 1398 | return 0; |
| 1399 | } |
| 1400 | |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1401 | static int add_wpa_key(struct usbnet *usbdev, const u8 *key, int key_len, |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1402 | u8 index, const u8 *addr, const u8 *rx_seq, |
Jussi Kivilinna | 53d27ea | 2009-09-01 15:33:06 +0300 | [diff] [blame] | 1403 | int seq_len, u32 cipher, __le32 flags) |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1404 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1405 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1406 | struct ndis_80211_key ndis_key; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1407 | bool is_addr_ok; |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1408 | int ret; |
| 1409 | |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1410 | if (index >= RNDIS_WLAN_NUM_KEYS) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1411 | netdev_dbg(usbdev->net, "%s(): index out of range (%i)\n", |
| 1412 | __func__, index); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1413 | return -EINVAL; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1414 | } |
| 1415 | if (key_len > sizeof(ndis_key.material) || key_len < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1416 | netdev_dbg(usbdev->net, "%s(): key length out of range (%i)\n", |
| 1417 | __func__, key_len); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1418 | return -EINVAL; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1419 | } |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1420 | if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ) { |
| 1421 | if (!rx_seq || seq_len <= 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1422 | netdev_dbg(usbdev->net, "%s(): recv seq flag without buffer\n", |
| 1423 | __func__); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1424 | return -EINVAL; |
| 1425 | } |
| 1426 | if (rx_seq && seq_len > sizeof(ndis_key.rsc)) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1427 | netdev_dbg(usbdev->net, "%s(): too big recv seq buffer\n", __func__); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1428 | return -EINVAL; |
| 1429 | } |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1430 | } |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1431 | |
Jussi Kivilinna | 7b1fff9 | 2009-08-28 12:59:15 +0300 | [diff] [blame] | 1432 | is_addr_ok = addr && !is_zero_ether_addr(addr) && |
| 1433 | !is_broadcast_ether_addr(addr); |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1434 | if ((flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) && !is_addr_ok) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1435 | netdev_dbg(usbdev->net, "%s(): pairwise but bssid invalid (%pM)\n", |
| 1436 | __func__, addr); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1437 | return -EINVAL; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1438 | } |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1439 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1440 | netdev_dbg(usbdev->net, "%s(%i): flags:%i%i%i\n", |
| 1441 | __func__, index, |
| 1442 | !!(flags & NDIS_80211_ADDKEY_TRANSMIT_KEY), |
| 1443 | !!(flags & NDIS_80211_ADDKEY_PAIRWISE_KEY), |
| 1444 | !!(flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ)); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1445 | |
| 1446 | memset(&ndis_key, 0, sizeof(ndis_key)); |
| 1447 | |
| 1448 | ndis_key.size = cpu_to_le32(sizeof(ndis_key) - |
| 1449 | sizeof(ndis_key.material) + key_len); |
| 1450 | ndis_key.length = cpu_to_le32(key_len); |
| 1451 | ndis_key.index = cpu_to_le32(index) | flags; |
| 1452 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1453 | if (cipher == WLAN_CIPHER_SUITE_TKIP && key_len == 32) { |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1454 | /* wpa_supplicant gives us the Michael MIC RX/TX keys in |
| 1455 | * different order than NDIS spec, so swap the order here. */ |
| 1456 | memcpy(ndis_key.material, key, 16); |
| 1457 | memcpy(ndis_key.material + 16, key + 24, 8); |
| 1458 | memcpy(ndis_key.material + 24, key + 16, 8); |
| 1459 | } else |
| 1460 | memcpy(ndis_key.material, key, key_len); |
| 1461 | |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1462 | if (flags & NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ) |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1463 | memcpy(ndis_key.rsc, rx_seq, seq_len); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1464 | |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1465 | if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) { |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1466 | /* pairwise key */ |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1467 | memcpy(ndis_key.bssid, addr, ETH_ALEN); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1468 | } else { |
| 1469 | /* group key */ |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1470 | if (priv->infra_mode == NDIS_80211_INFRA_ADHOC) |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1471 | memset(ndis_key.bssid, 0xff, ETH_ALEN); |
| 1472 | else |
| 1473 | get_bssid(usbdev, ndis_key.bssid); |
| 1474 | } |
| 1475 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1476 | ret = rndis_set_oid(usbdev, |
| 1477 | cpu_to_le32(RNDIS_OID_802_11_ADD_KEY), &ndis_key, |
| 1478 | le32_to_cpu(ndis_key.size)); |
| 1479 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_ADD_KEY -> %08X\n", |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1480 | __func__, ret); |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1481 | if (ret != 0) |
| 1482 | return ret; |
| 1483 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1484 | memset(&priv->encr_keys[index], 0, sizeof(priv->encr_keys[index])); |
| 1485 | priv->encr_keys[index].len = key_len; |
| 1486 | priv->encr_keys[index].cipher = cipher; |
| 1487 | memcpy(&priv->encr_keys[index].material, key, key_len); |
| 1488 | if (flags & NDIS_80211_ADDKEY_PAIRWISE_KEY) |
| 1489 | memcpy(&priv->encr_keys[index].bssid, ndis_key.bssid, ETH_ALEN); |
| 1490 | else |
| 1491 | memset(&priv->encr_keys[index].bssid, 0xff, ETH_ALEN); |
Jussi Kivilinna | 9839178 | 2009-05-22 17:40:34 +0300 | [diff] [blame] | 1492 | |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1493 | if (flags & NDIS_80211_ADDKEY_TRANSMIT_KEY) |
Jussi Kivilinna | b145ee0 | 2009-05-22 17:40:27 +0300 | [diff] [blame] | 1494 | priv->encr_tx_key_index = index; |
| 1495 | |
| 1496 | return 0; |
| 1497 | } |
| 1498 | |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1499 | static int restore_key(struct usbnet *usbdev, u8 key_idx) |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1500 | { |
| 1501 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 1502 | struct rndis_wlan_encr_key key; |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 1503 | |
| 1504 | if (is_wpa_key(priv, key_idx)) |
| 1505 | return 0; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1506 | |
| 1507 | key = priv->encr_keys[key_idx]; |
| 1508 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1509 | netdev_dbg(usbdev->net, "%s(): %i:%i\n", __func__, key_idx, key.len); |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1510 | |
| 1511 | if (key.len == 0) |
| 1512 | return 0; |
| 1513 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1514 | return add_wep_key(usbdev, key.material, key.len, key_idx); |
| 1515 | } |
| 1516 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1517 | static void restore_keys(struct usbnet *usbdev) |
| 1518 | { |
| 1519 | int i; |
| 1520 | |
| 1521 | for (i = 0; i < 4; i++) |
| 1522 | restore_key(usbdev, i); |
| 1523 | } |
| 1524 | |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1525 | static void clear_key(struct rndis_wlan_private *priv, u8 idx) |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1526 | { |
| 1527 | memset(&priv->encr_keys[idx], 0, sizeof(priv->encr_keys[idx])); |
| 1528 | } |
| 1529 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1530 | /* remove_key is for both wep and wpa */ |
Jussi Kivilinna | 461bc26 | 2012-02-29 16:25:05 +0200 | [diff] [blame] | 1531 | static int remove_key(struct usbnet *usbdev, u8 index, const u8 *bssid) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1532 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1533 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 1e41e1d | 2008-03-08 01:23:17 +0200 | [diff] [blame] | 1534 | struct ndis_80211_remove_key remove_key; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1535 | __le32 keyindex; |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1536 | bool is_wpa; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1537 | int ret; |
| 1538 | |
Dan Carpenter | ec3cbb9 | 2011-10-18 09:47:29 +0300 | [diff] [blame] | 1539 | if (index >= RNDIS_WLAN_NUM_KEYS) |
| 1540 | return -ENOENT; |
| 1541 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1542 | if (priv->encr_keys[index].len == 0) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1543 | return 0; |
| 1544 | |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1545 | is_wpa = is_wpa_key(priv, index); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1546 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1547 | netdev_dbg(usbdev->net, "%s(): %i:%s:%i\n", |
| 1548 | __func__, index, is_wpa ? "wpa" : "wep", |
| 1549 | priv->encr_keys[index].len); |
Jussi Kivilinna | b7cfc5b | 2009-07-30 19:42:08 +0300 | [diff] [blame] | 1550 | |
| 1551 | clear_key(priv, index); |
| 1552 | |
| 1553 | if (is_wpa) { |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 1554 | remove_key.size = cpu_to_le32(sizeof(remove_key)); |
| 1555 | remove_key.index = cpu_to_le32(index); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1556 | if (bssid) { |
| 1557 | /* pairwise key */ |
Jussi Kivilinna | 7b1fff9 | 2009-08-28 12:59:15 +0300 | [diff] [blame] | 1558 | if (!is_broadcast_ether_addr(bssid)) |
Jussi Kivilinna | b4703a2 | 2009-05-22 17:40:20 +0300 | [diff] [blame] | 1559 | remove_key.index |= |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1560 | NDIS_80211_ADDKEY_PAIRWISE_KEY; |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 1561 | memcpy(remove_key.bssid, bssid, |
| 1562 | sizeof(remove_key.bssid)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1563 | } else |
Jussi Kivilinna | 461b3f2 | 2008-03-08 01:23:25 +0200 | [diff] [blame] | 1564 | memset(remove_key.bssid, 0xff, |
| 1565 | sizeof(remove_key.bssid)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1566 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1567 | ret = rndis_set_oid(usbdev, |
| 1568 | cpu_to_le32(RNDIS_OID_802_11_REMOVE_KEY), |
| 1569 | &remove_key, sizeof(remove_key)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1570 | if (ret != 0) |
| 1571 | return ret; |
| 1572 | } else { |
| 1573 | keyindex = cpu_to_le32(index); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1574 | ret = rndis_set_oid(usbdev, |
| 1575 | cpu_to_le32(RNDIS_OID_802_11_REMOVE_WEP), |
| 1576 | &keyindex, sizeof(keyindex)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1577 | if (ret != 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1578 | netdev_warn(usbdev->net, |
| 1579 | "removing encryption key %d failed (%08X)\n", |
| 1580 | index, ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1581 | return ret; |
| 1582 | } |
| 1583 | } |
| 1584 | |
| 1585 | /* if it is transmit key, disable encryption */ |
| 1586 | if (index == priv->encr_tx_key_index) |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 1587 | set_encr_mode(usbdev, RNDIS_WLAN_ALG_NONE, RNDIS_WLAN_ALG_NONE); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1588 | |
| 1589 | return 0; |
| 1590 | } |
| 1591 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1592 | static void set_multicast_list(struct usbnet *usbdev) |
| 1593 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1594 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 1595 | struct netdev_hw_addr *ha; |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1596 | __le32 filter, basefilter; |
| 1597 | int ret; |
| 1598 | char *mc_addrs = NULL; |
| 1599 | int mc_count; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1600 | |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1601 | basefilter = filter = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED | |
| 1602 | RNDIS_PACKET_TYPE_BROADCAST); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1603 | |
| 1604 | if (usbdev->net->flags & IFF_PROMISC) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1605 | filter |= cpu_to_le32(RNDIS_PACKET_TYPE_PROMISCUOUS | |
| 1606 | RNDIS_PACKET_TYPE_ALL_LOCAL); |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1607 | } else if (usbdev->net->flags & IFF_ALLMULTI) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1608 | filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1609 | } |
| 1610 | |
| 1611 | if (filter != basefilter) |
| 1612 | goto set_filter; |
| 1613 | |
| 1614 | /* |
| 1615 | * mc_list should be accessed holding the lock, so copy addresses to |
| 1616 | * local buffer first. |
| 1617 | */ |
| 1618 | netif_addr_lock_bh(usbdev->net); |
| 1619 | mc_count = netdev_mc_count(usbdev->net); |
| 1620 | if (mc_count > priv->multicast_size) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1621 | filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1622 | } else if (mc_count) { |
| 1623 | int i = 0; |
| 1624 | |
| 1625 | mc_addrs = kmalloc(mc_count * ETH_ALEN, GFP_ATOMIC); |
| 1626 | if (!mc_addrs) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1627 | netdev_warn(usbdev->net, |
| 1628 | "couldn't alloc %d bytes of memory\n", |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1629 | mc_count * ETH_ALEN); |
Jiri Pirko | 655ffee | 2010-02-27 07:35:45 +0000 | [diff] [blame] | 1630 | netif_addr_unlock_bh(usbdev->net); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1631 | return; |
| 1632 | } |
| 1633 | |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 1634 | netdev_for_each_mc_addr(ha, usbdev->net) |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1635 | memcpy(mc_addrs + i++ * ETH_ALEN, |
Jiri Pirko | 22bedad3 | 2010-04-01 21:22:57 +0000 | [diff] [blame] | 1636 | ha->addr, ETH_ALEN); |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1637 | } |
| 1638 | netif_addr_unlock_bh(usbdev->net); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1639 | |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1640 | if (filter != basefilter) |
| 1641 | goto set_filter; |
| 1642 | |
| 1643 | if (mc_count) { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1644 | ret = rndis_set_oid(usbdev, |
| 1645 | cpu_to_le32(RNDIS_OID_802_3_MULTICAST_LIST), |
| 1646 | mc_addrs, mc_count * ETH_ALEN); |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1647 | kfree(mc_addrs); |
| 1648 | if (ret == 0) |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1649 | filter |= cpu_to_le32(RNDIS_PACKET_TYPE_MULTICAST); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1650 | else |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 1651 | filter |= cpu_to_le32(RNDIS_PACKET_TYPE_ALL_MULTICAST); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1652 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1653 | netdev_dbg(usbdev->net, "RNDIS_OID_802_3_MULTICAST_LIST(%d, max: %d) -> %d\n", |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1654 | mc_count, priv->multicast_size, ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1655 | } |
| 1656 | |
Jiri Pirko | 12c3400 | 2010-03-04 03:32:16 -0800 | [diff] [blame] | 1657 | set_filter: |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 1658 | ret = rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_GEN_CURRENT_PACKET_FILTER), &filter, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1659 | sizeof(filter)); |
| 1660 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1661 | netdev_warn(usbdev->net, "couldn't set packet filter: %08x\n", |
| 1662 | le32_to_cpu(filter)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1663 | } |
| 1664 | |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 1665 | netdev_dbg(usbdev->net, "RNDIS_OID_GEN_CURRENT_PACKET_FILTER(%08x) -> %d\n", |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1666 | le32_to_cpu(filter), ret); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1667 | } |
| 1668 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1669 | #ifdef DEBUG |
| 1670 | static void debug_print_pmkids(struct usbnet *usbdev, |
| 1671 | struct ndis_80211_pmkid *pmkids, |
| 1672 | const char *func_str) |
| 1673 | { |
| 1674 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 1675 | int i, len, count, max_pmkids, entry_len; |
| 1676 | |
| 1677 | max_pmkids = priv->wdev.wiphy->max_num_pmkids; |
| 1678 | len = le32_to_cpu(pmkids->length); |
| 1679 | count = le32_to_cpu(pmkids->bssid_info_count); |
| 1680 | |
| 1681 | entry_len = (count > 0) ? (len - sizeof(*pmkids)) / count : -1; |
| 1682 | |
| 1683 | netdev_dbg(usbdev->net, "%s(): %d PMKIDs (data len: %d, entry len: " |
| 1684 | "%d)\n", func_str, count, len, entry_len); |
| 1685 | |
| 1686 | if (count > max_pmkids) |
| 1687 | count = max_pmkids; |
| 1688 | |
| 1689 | for (i = 0; i < count; i++) { |
| 1690 | u32 *tmp = (u32 *)pmkids->bssid_info[i].pmkid; |
| 1691 | |
| 1692 | netdev_dbg(usbdev->net, "%s(): bssid: %pM, " |
| 1693 | "pmkid: %08X:%08X:%08X:%08X\n", |
| 1694 | func_str, pmkids->bssid_info[i].bssid, |
| 1695 | cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), |
| 1696 | cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); |
| 1697 | } |
| 1698 | } |
| 1699 | #else |
| 1700 | static void debug_print_pmkids(struct usbnet *usbdev, |
| 1701 | struct ndis_80211_pmkid *pmkids, |
| 1702 | const char *func_str) |
| 1703 | { |
| 1704 | return; |
| 1705 | } |
| 1706 | #endif |
| 1707 | |
| 1708 | static struct ndis_80211_pmkid *get_device_pmkids(struct usbnet *usbdev) |
| 1709 | { |
| 1710 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 1711 | struct ndis_80211_pmkid *pmkids; |
| 1712 | int len, ret, max_pmkids; |
| 1713 | |
| 1714 | max_pmkids = priv->wdev.wiphy->max_num_pmkids; |
| 1715 | len = sizeof(*pmkids) + max_pmkids * sizeof(pmkids->bssid_info[0]); |
| 1716 | |
| 1717 | pmkids = kzalloc(len, GFP_KERNEL); |
| 1718 | if (!pmkids) |
| 1719 | return ERR_PTR(-ENOMEM); |
| 1720 | |
| 1721 | pmkids->length = cpu_to_le32(len); |
| 1722 | pmkids->bssid_info_count = cpu_to_le32(max_pmkids); |
| 1723 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1724 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_PMKID), |
| 1725 | pmkids, &len); |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1726 | if (ret < 0) { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1727 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d)" |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1728 | " -> %d\n", __func__, len, max_pmkids, ret); |
| 1729 | |
| 1730 | kfree(pmkids); |
| 1731 | return ERR_PTR(ret); |
| 1732 | } |
| 1733 | |
| 1734 | if (le32_to_cpu(pmkids->bssid_info_count) > max_pmkids) |
| 1735 | pmkids->bssid_info_count = cpu_to_le32(max_pmkids); |
| 1736 | |
| 1737 | debug_print_pmkids(usbdev, pmkids, __func__); |
| 1738 | |
| 1739 | return pmkids; |
| 1740 | } |
| 1741 | |
| 1742 | static int set_device_pmkids(struct usbnet *usbdev, |
| 1743 | struct ndis_80211_pmkid *pmkids) |
| 1744 | { |
| 1745 | int ret, len, num_pmkids; |
| 1746 | |
| 1747 | num_pmkids = le32_to_cpu(pmkids->bssid_info_count); |
| 1748 | len = sizeof(*pmkids) + num_pmkids * sizeof(pmkids->bssid_info[0]); |
| 1749 | pmkids->length = cpu_to_le32(len); |
| 1750 | |
| 1751 | debug_print_pmkids(usbdev, pmkids, __func__); |
| 1752 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1753 | ret = rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_PMKID), pmkids, |
| 1754 | le32_to_cpu(pmkids->length)); |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1755 | if (ret < 0) { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 1756 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_PMKID(%d, %d) -> %d" |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1757 | "\n", __func__, len, num_pmkids, ret); |
| 1758 | } |
| 1759 | |
| 1760 | kfree(pmkids); |
| 1761 | return ret; |
| 1762 | } |
| 1763 | |
| 1764 | static struct ndis_80211_pmkid *remove_pmkid(struct usbnet *usbdev, |
| 1765 | struct ndis_80211_pmkid *pmkids, |
| 1766 | struct cfg80211_pmksa *pmksa, |
| 1767 | int max_pmkids) |
| 1768 | { |
Dan Carpenter | 551d6fe | 2012-02-29 09:36:57 +0300 | [diff] [blame] | 1769 | int i, newlen, err; |
| 1770 | unsigned int count; |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1771 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1772 | count = le32_to_cpu(pmkids->bssid_info_count); |
| 1773 | |
| 1774 | if (count > max_pmkids) |
| 1775 | count = max_pmkids; |
| 1776 | |
| 1777 | for (i = 0; i < count; i++) |
Joe Perches | 2e42e47 | 2012-05-09 17:17:46 +0000 | [diff] [blame] | 1778 | if (ether_addr_equal(pmkids->bssid_info[i].bssid, |
| 1779 | pmksa->bssid)) |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1780 | break; |
| 1781 | |
| 1782 | /* pmkid not found */ |
| 1783 | if (i == count) { |
| 1784 | netdev_dbg(usbdev->net, "%s(): bssid not found (%pM)\n", |
| 1785 | __func__, pmksa->bssid); |
| 1786 | err = -ENOENT; |
| 1787 | goto error; |
| 1788 | } |
| 1789 | |
| 1790 | for (; i + 1 < count; i++) |
| 1791 | pmkids->bssid_info[i] = pmkids->bssid_info[i + 1]; |
| 1792 | |
| 1793 | count--; |
| 1794 | newlen = sizeof(*pmkids) + count * sizeof(pmkids->bssid_info[0]); |
| 1795 | |
| 1796 | pmkids->length = cpu_to_le32(newlen); |
| 1797 | pmkids->bssid_info_count = cpu_to_le32(count); |
| 1798 | |
| 1799 | return pmkids; |
| 1800 | error: |
| 1801 | kfree(pmkids); |
| 1802 | return ERR_PTR(err); |
| 1803 | } |
| 1804 | |
| 1805 | static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev, |
| 1806 | struct ndis_80211_pmkid *pmkids, |
| 1807 | struct cfg80211_pmksa *pmksa, |
| 1808 | int max_pmkids) |
| 1809 | { |
Dan Carpenter | 551d6fe | 2012-02-29 09:36:57 +0300 | [diff] [blame] | 1810 | int i, err, newlen; |
| 1811 | unsigned int count; |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1812 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1813 | count = le32_to_cpu(pmkids->bssid_info_count); |
| 1814 | |
| 1815 | if (count > max_pmkids) |
| 1816 | count = max_pmkids; |
| 1817 | |
| 1818 | /* update with new pmkid */ |
| 1819 | for (i = 0; i < count; i++) { |
Joe Perches | 2e42e47 | 2012-05-09 17:17:46 +0000 | [diff] [blame] | 1820 | if (!ether_addr_equal(pmkids->bssid_info[i].bssid, |
| 1821 | pmksa->bssid)) |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 1822 | continue; |
| 1823 | |
| 1824 | memcpy(pmkids->bssid_info[i].pmkid, pmksa->pmkid, |
| 1825 | WLAN_PMKID_LEN); |
| 1826 | |
| 1827 | return pmkids; |
| 1828 | } |
| 1829 | |
| 1830 | /* out of space, return error */ |
| 1831 | if (i == max_pmkids) { |
| 1832 | netdev_dbg(usbdev->net, "%s(): out of space\n", __func__); |
| 1833 | err = -ENOSPC; |
| 1834 | goto error; |
| 1835 | } |
| 1836 | |
| 1837 | /* add new pmkid */ |
| 1838 | newlen = sizeof(*pmkids) + (count + 1) * sizeof(pmkids->bssid_info[0]); |
| 1839 | |
| 1840 | pmkids = krealloc(pmkids, newlen, GFP_KERNEL); |
| 1841 | if (!pmkids) { |
| 1842 | err = -ENOMEM; |
| 1843 | goto error; |
| 1844 | } |
| 1845 | |
| 1846 | pmkids->length = cpu_to_le32(newlen); |
| 1847 | pmkids->bssid_info_count = cpu_to_le32(count + 1); |
| 1848 | |
| 1849 | memcpy(pmkids->bssid_info[count].bssid, pmksa->bssid, ETH_ALEN); |
| 1850 | memcpy(pmkids->bssid_info[count].pmkid, pmksa->pmkid, WLAN_PMKID_LEN); |
| 1851 | |
| 1852 | return pmkids; |
| 1853 | error: |
| 1854 | kfree(pmkids); |
| 1855 | return ERR_PTR(err); |
| 1856 | } |
| 1857 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 1858 | /* |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1859 | * cfg80211 ops |
| 1860 | */ |
Johannes Berg | e36d56b | 2009-06-09 21:04:43 +0200 | [diff] [blame] | 1861 | static int rndis_change_virtual_intf(struct wiphy *wiphy, |
| 1862 | struct net_device *dev, |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1863 | enum nl80211_iftype type, u32 *flags, |
| 1864 | struct vif_params *params) |
| 1865 | { |
Jussi Kivilinna | 1613917 | 2009-08-28 12:59:21 +0300 | [diff] [blame] | 1866 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 1867 | struct usbnet *usbdev = priv->usbdev; |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1868 | int mode; |
| 1869 | |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1870 | switch (type) { |
| 1871 | case NL80211_IFTYPE_ADHOC: |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1872 | mode = NDIS_80211_INFRA_ADHOC; |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1873 | break; |
| 1874 | case NL80211_IFTYPE_STATION: |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 1875 | mode = NDIS_80211_INFRA_INFRA; |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1876 | break; |
| 1877 | default: |
| 1878 | return -EINVAL; |
| 1879 | } |
| 1880 | |
Jussi Kivilinna | 1613917 | 2009-08-28 12:59:21 +0300 | [diff] [blame] | 1881 | priv->wdev.iftype = type; |
| 1882 | |
John W. Linville | 964c1d4 | 2009-03-26 23:40:01 +0200 | [diff] [blame] | 1883 | return set_infra_mode(usbdev, mode); |
| 1884 | } |
| 1885 | |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 1886 | static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
| 1887 | { |
| 1888 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 1889 | struct usbnet *usbdev = priv->usbdev; |
| 1890 | int err; |
| 1891 | |
| 1892 | if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { |
| 1893 | err = set_frag_threshold(usbdev, wiphy->frag_threshold); |
| 1894 | if (err < 0) |
| 1895 | return err; |
| 1896 | } |
| 1897 | |
| 1898 | if (changed & WIPHY_PARAM_RTS_THRESHOLD) { |
| 1899 | err = set_rts_threshold(usbdev, wiphy->rts_threshold); |
| 1900 | if (err < 0) |
| 1901 | return err; |
| 1902 | } |
| 1903 | |
| 1904 | return 0; |
| 1905 | } |
| 1906 | |
Juuso Oikarinen | fa61cf7 | 2010-06-23 12:12:37 +0300 | [diff] [blame] | 1907 | static int rndis_set_tx_power(struct wiphy *wiphy, |
| 1908 | enum nl80211_tx_power_setting type, |
| 1909 | int mbm) |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1910 | { |
| 1911 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 1912 | struct usbnet *usbdev = priv->usbdev; |
| 1913 | |
Juuso Oikarinen | fa61cf7 | 2010-06-23 12:12:37 +0300 | [diff] [blame] | 1914 | netdev_dbg(usbdev->net, "%s(): type:0x%x mbm:%i\n", |
| 1915 | __func__, type, mbm); |
| 1916 | |
| 1917 | if (mbm < 0 || (mbm % 100)) |
| 1918 | return -ENOTSUPP; |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1919 | |
| 1920 | /* Device doesn't support changing txpower after initialization, only |
| 1921 | * turn off/on radio. Support 'auto' mode and setting same dBm that is |
| 1922 | * currently used. |
| 1923 | */ |
Juuso Oikarinen | fa61cf7 | 2010-06-23 12:12:37 +0300 | [diff] [blame] | 1924 | if (type == NL80211_TX_POWER_AUTOMATIC || |
| 1925 | MBM_TO_DBM(mbm) == get_bcm4320_power_dbm(priv)) { |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1926 | if (!priv->radio_on) |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 1927 | disassociate(usbdev, true); /* turn on radio */ |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1928 | |
| 1929 | return 0; |
| 1930 | } |
| 1931 | |
| 1932 | return -ENOTSUPP; |
| 1933 | } |
| 1934 | |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1935 | static int rndis_get_tx_power(struct wiphy *wiphy, int *dbm) |
| 1936 | { |
| 1937 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 1938 | struct usbnet *usbdev = priv->usbdev; |
| 1939 | |
| 1940 | *dbm = get_bcm4320_power_dbm(priv); |
| 1941 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1942 | netdev_dbg(usbdev->net, "%s(): dbm:%i\n", __func__, *dbm); |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 1943 | |
| 1944 | return 0; |
| 1945 | } |
| 1946 | |
Jussi Kivilinna | b1d25a6 | 2009-08-28 12:59:05 +0300 | [diff] [blame] | 1947 | #define SCAN_DELAY_JIFFIES (6 * HZ) |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1948 | static int rndis_scan(struct wiphy *wiphy, struct net_device *dev, |
| 1949 | struct cfg80211_scan_request *request) |
| 1950 | { |
| 1951 | struct usbnet *usbdev = netdev_priv(dev); |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1952 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1953 | int ret; |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 1954 | int delay = SCAN_DELAY_JIFFIES; |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1955 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 1956 | netdev_dbg(usbdev->net, "cfg80211.scan\n"); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1957 | |
Jussi Kivilinna | db0dd39 | 2009-08-28 12:58:55 +0300 | [diff] [blame] | 1958 | /* Get current bssid list from device before new scan, as new scan |
| 1959 | * clears internal bssid list. |
| 1960 | */ |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 1961 | rndis_check_bssid_list(usbdev, NULL, NULL); |
Jussi Kivilinna | db0dd39 | 2009-08-28 12:58:55 +0300 | [diff] [blame] | 1962 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1963 | if (!request) |
| 1964 | return -EINVAL; |
| 1965 | |
| 1966 | if (priv->scan_request && priv->scan_request != request) |
| 1967 | return -EBUSY; |
| 1968 | |
| 1969 | priv->scan_request = request; |
| 1970 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 1971 | ret = rndis_start_bssid_list_scan(usbdev); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1972 | if (ret == 0) { |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 1973 | if (priv->device_type == RNDIS_BCM4320A) |
| 1974 | delay = HZ; |
| 1975 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1976 | /* Wait before retrieving scan results from device */ |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 1977 | queue_delayed_work(priv->workqueue, &priv->scan_work, delay); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1978 | } |
| 1979 | |
| 1980 | return ret; |
| 1981 | } |
| 1982 | |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 1983 | static bool rndis_bss_info_update(struct usbnet *usbdev, |
| 1984 | struct ndis_80211_bssid_ex *bssid) |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1985 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 1986 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1987 | struct ieee80211_channel *channel; |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 1988 | struct cfg80211_bss *bss; |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 1989 | s32 signal; |
| 1990 | u64 timestamp; |
| 1991 | u16 capability; |
| 1992 | u16 beacon_interval; |
| 1993 | struct ndis_80211_fixed_ies *fixed; |
| 1994 | int ie_len, bssid_len; |
| 1995 | u8 *ie; |
| 1996 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 1997 | netdev_dbg(usbdev->net, " found bssid: '%.32s' [%pM], len: %d\n", |
| 1998 | bssid->ssid.essid, bssid->mac, le32_to_cpu(bssid->length)); |
Jussi Kivilinna | 5fd8f25 | 2009-08-28 12:59:00 +0300 | [diff] [blame] | 1999 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2000 | /* parse bssid structure */ |
| 2001 | bssid_len = le32_to_cpu(bssid->length); |
| 2002 | |
| 2003 | if (bssid_len < sizeof(struct ndis_80211_bssid_ex) + |
| 2004 | sizeof(struct ndis_80211_fixed_ies)) |
| 2005 | return NULL; |
| 2006 | |
| 2007 | fixed = (struct ndis_80211_fixed_ies *)bssid->ies; |
| 2008 | |
| 2009 | ie = (void *)(bssid->ies + sizeof(struct ndis_80211_fixed_ies)); |
| 2010 | ie_len = min(bssid_len - (int)sizeof(*bssid), |
| 2011 | (int)le32_to_cpu(bssid->ie_length)); |
| 2012 | ie_len -= sizeof(struct ndis_80211_fixed_ies); |
| 2013 | if (ie_len < 0) |
| 2014 | return NULL; |
| 2015 | |
| 2016 | /* extract data for cfg80211_inform_bss */ |
| 2017 | channel = ieee80211_get_channel(priv->wdev.wiphy, |
| 2018 | KHZ_TO_MHZ(le32_to_cpu(bssid->config.ds_config))); |
| 2019 | if (!channel) |
| 2020 | return NULL; |
| 2021 | |
| 2022 | signal = level_to_qual(le32_to_cpu(bssid->rssi)); |
| 2023 | timestamp = le64_to_cpu(*(__le64 *)fixed->timestamp); |
| 2024 | capability = le16_to_cpu(fixed->capabilities); |
| 2025 | beacon_interval = le16_to_cpu(fixed->beacon_interval); |
| 2026 | |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 2027 | bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, bssid->mac, |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2028 | timestamp, capability, beacon_interval, ie, ie_len, signal, |
| 2029 | GFP_KERNEL); |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 2030 | cfg80211_put_bss(bss); |
| 2031 | |
| 2032 | return (bss != NULL); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2033 | } |
| 2034 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2035 | static struct ndis_80211_bssid_ex *next_bssid_list_item( |
| 2036 | struct ndis_80211_bssid_ex *bssid, |
| 2037 | int *bssid_len, void *buf, int len) |
| 2038 | { |
| 2039 | void *buf_end, *bssid_end; |
| 2040 | |
| 2041 | buf_end = (char *)buf + len; |
| 2042 | bssid_end = (char *)bssid + *bssid_len; |
| 2043 | |
| 2044 | if ((int)(buf_end - bssid_end) < sizeof(bssid->length)) { |
| 2045 | *bssid_len = 0; |
| 2046 | return NULL; |
| 2047 | } else { |
| 2048 | bssid = (void *)((char *)bssid + *bssid_len); |
| 2049 | *bssid_len = le32_to_cpu(bssid->length); |
| 2050 | return bssid; |
| 2051 | } |
| 2052 | } |
| 2053 | |
| 2054 | static bool check_bssid_list_item(struct ndis_80211_bssid_ex *bssid, |
| 2055 | int bssid_len, void *buf, int len) |
| 2056 | { |
| 2057 | void *buf_end, *bssid_end; |
| 2058 | |
| 2059 | if (!bssid || bssid_len <= 0 || bssid_len > len) |
| 2060 | return false; |
| 2061 | |
| 2062 | buf_end = (char *)buf + len; |
| 2063 | bssid_end = (char *)bssid + bssid_len; |
| 2064 | |
| 2065 | return (int)(buf_end - bssid_end) >= 0 && (int)(bssid_end - buf) >= 0; |
| 2066 | } |
| 2067 | |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2068 | static int rndis_check_bssid_list(struct usbnet *usbdev, u8 *match_bssid, |
| 2069 | bool *matched) |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2070 | { |
| 2071 | void *buf = NULL; |
| 2072 | struct ndis_80211_bssid_list_ex *bssid_list; |
| 2073 | struct ndis_80211_bssid_ex *bssid; |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2074 | int ret = -EINVAL, len, count, bssid_len, real_count, new_len; |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2075 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2076 | netdev_dbg(usbdev->net, "%s()\n", __func__); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2077 | |
| 2078 | len = CONTROL_BUFFER_SIZE; |
Jussi Kivilinna | 5fd8f25 | 2009-08-28 12:59:00 +0300 | [diff] [blame] | 2079 | resize_buf: |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2080 | buf = kzalloc(len, GFP_KERNEL); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2081 | if (!buf) { |
| 2082 | ret = -ENOMEM; |
| 2083 | goto out; |
| 2084 | } |
| 2085 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2086 | /* BSSID-list might have got bigger last time we checked, keep |
| 2087 | * resizing until it won't get any bigger. |
| 2088 | */ |
| 2089 | new_len = len; |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2090 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_BSSID_LIST), |
| 2091 | buf, &new_len); |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2092 | if (ret != 0 || new_len < sizeof(struct ndis_80211_bssid_list_ex)) |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2093 | goto out; |
| 2094 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2095 | if (new_len > len) { |
| 2096 | len = new_len; |
Jussi Kivilinna | 5fd8f25 | 2009-08-28 12:59:00 +0300 | [diff] [blame] | 2097 | kfree(buf); |
| 2098 | goto resize_buf; |
| 2099 | } |
| 2100 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2101 | len = new_len; |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2102 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2103 | bssid_list = buf; |
| 2104 | count = le32_to_cpu(bssid_list->num_items); |
| 2105 | real_count = 0; |
| 2106 | netdev_dbg(usbdev->net, "%s(): buflen: %d\n", __func__, len); |
| 2107 | |
| 2108 | bssid_len = 0; |
| 2109 | bssid = next_bssid_list_item(bssid_list->bssid, &bssid_len, buf, len); |
| 2110 | |
| 2111 | /* Device returns incorrect 'num_items'. Workaround by ignoring the |
| 2112 | * received 'num_items' and walking through full bssid buffer instead. |
| 2113 | */ |
| 2114 | while (check_bssid_list_item(bssid, bssid_len, buf, len)) { |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2115 | if (rndis_bss_info_update(usbdev, bssid) && match_bssid && |
| 2116 | matched) { |
Joe Perches | 2e42e47 | 2012-05-09 17:17:46 +0000 | [diff] [blame] | 2117 | if (!ether_addr_equal(bssid->mac, match_bssid)) |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2118 | *matched = true; |
| 2119 | } |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2120 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2121 | real_count++; |
| 2122 | bssid = next_bssid_list_item(bssid, &bssid_len, buf, len); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2123 | } |
| 2124 | |
Jussi Kivilinna | bfe3850 | 2010-12-21 22:44:05 +0200 | [diff] [blame] | 2125 | netdev_dbg(usbdev->net, "%s(): num_items from device: %d, really found:" |
| 2126 | " %d\n", __func__, count, real_count); |
| 2127 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2128 | out: |
| 2129 | kfree(buf); |
| 2130 | return ret; |
| 2131 | } |
| 2132 | |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2133 | static void rndis_get_scan_results(struct work_struct *work) |
| 2134 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 2135 | struct rndis_wlan_private *priv = |
| 2136 | container_of(work, struct rndis_wlan_private, scan_work.work); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2137 | struct usbnet *usbdev = priv->usbdev; |
| 2138 | int ret; |
| 2139 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2140 | netdev_dbg(usbdev->net, "get_scan_results\n"); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2141 | |
Jussi Kivilinna | 005ba2f | 2009-07-30 19:41:31 +0300 | [diff] [blame] | 2142 | if (!priv->scan_request) |
| 2143 | return; |
| 2144 | |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2145 | ret = rndis_check_bssid_list(usbdev, NULL, NULL); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2146 | |
| 2147 | cfg80211_scan_done(priv->scan_request, ret < 0); |
| 2148 | |
| 2149 | priv->scan_request = NULL; |
| 2150 | } |
| 2151 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2152 | static int rndis_connect(struct wiphy *wiphy, struct net_device *dev, |
| 2153 | struct cfg80211_connect_params *sme) |
| 2154 | { |
| 2155 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2156 | struct usbnet *usbdev = priv->usbdev; |
| 2157 | struct ieee80211_channel *channel = sme->channel; |
| 2158 | struct ndis_80211_ssid ssid; |
| 2159 | int pairwise = RNDIS_WLAN_ALG_NONE; |
| 2160 | int groupwise = RNDIS_WLAN_ALG_NONE; |
| 2161 | int keymgmt = RNDIS_WLAN_KEY_MGMT_NONE; |
| 2162 | int length, i, ret, chan = -1; |
| 2163 | |
| 2164 | if (channel) |
| 2165 | chan = ieee80211_frequency_to_channel(channel->center_freq); |
| 2166 | |
| 2167 | groupwise = rndis_cipher_to_alg(sme->crypto.cipher_group); |
| 2168 | for (i = 0; i < sme->crypto.n_ciphers_pairwise; i++) |
| 2169 | pairwise |= |
| 2170 | rndis_cipher_to_alg(sme->crypto.ciphers_pairwise[i]); |
| 2171 | |
| 2172 | if (sme->crypto.n_ciphers_pairwise > 0 && |
| 2173 | pairwise == RNDIS_WLAN_ALG_NONE) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2174 | netdev_err(usbdev->net, "Unsupported pairwise cipher\n"); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2175 | return -ENOTSUPP; |
| 2176 | } |
| 2177 | |
| 2178 | for (i = 0; i < sme->crypto.n_akm_suites; i++) |
| 2179 | keymgmt |= |
| 2180 | rndis_akm_suite_to_key_mgmt(sme->crypto.akm_suites[i]); |
| 2181 | |
| 2182 | if (sme->crypto.n_akm_suites > 0 && |
| 2183 | keymgmt == RNDIS_WLAN_KEY_MGMT_NONE) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2184 | netdev_err(usbdev->net, "Invalid keymgmt\n"); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2185 | return -ENOTSUPP; |
| 2186 | } |
| 2187 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2188 | netdev_dbg(usbdev->net, "cfg80211.connect('%.32s':[%pM]:%d:[%d,0x%x:0x%x]:[0x%x:0x%x]:0x%x)\n", |
| 2189 | sme->ssid, sme->bssid, chan, |
| 2190 | sme->privacy, sme->crypto.wpa_versions, sme->auth_type, |
| 2191 | groupwise, pairwise, keymgmt); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2192 | |
| 2193 | if (is_associated(usbdev)) |
| 2194 | disassociate(usbdev, false); |
| 2195 | |
| 2196 | ret = set_infra_mode(usbdev, NDIS_80211_INFRA_INFRA); |
| 2197 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2198 | netdev_dbg(usbdev->net, "connect: set_infra_mode failed, %d\n", |
| 2199 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2200 | goto err_turn_radio_on; |
| 2201 | } |
| 2202 | |
| 2203 | ret = set_auth_mode(usbdev, sme->crypto.wpa_versions, sme->auth_type, |
| 2204 | keymgmt); |
| 2205 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2206 | netdev_dbg(usbdev->net, "connect: set_auth_mode failed, %d\n", |
| 2207 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2208 | goto err_turn_radio_on; |
| 2209 | } |
| 2210 | |
| 2211 | set_priv_filter(usbdev); |
| 2212 | |
| 2213 | ret = set_encr_mode(usbdev, pairwise, groupwise); |
| 2214 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2215 | netdev_dbg(usbdev->net, "connect: set_encr_mode failed, %d\n", |
| 2216 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2217 | goto err_turn_radio_on; |
| 2218 | } |
| 2219 | |
| 2220 | if (channel) { |
| 2221 | ret = set_channel(usbdev, chan); |
| 2222 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2223 | netdev_dbg(usbdev->net, "connect: set_channel failed, %d\n", |
| 2224 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2225 | goto err_turn_radio_on; |
| 2226 | } |
| 2227 | } |
| 2228 | |
| 2229 | if (sme->key && ((groupwise | pairwise) & RNDIS_WLAN_ALG_WEP)) { |
| 2230 | priv->encr_tx_key_index = sme->key_idx; |
| 2231 | ret = add_wep_key(usbdev, sme->key, sme->key_len, sme->key_idx); |
| 2232 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2233 | netdev_dbg(usbdev->net, "connect: add_wep_key failed, %d (%d, %d)\n", |
| 2234 | ret, sme->key_len, sme->key_idx); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2235 | goto err_turn_radio_on; |
| 2236 | } |
| 2237 | } |
| 2238 | |
| 2239 | if (sme->bssid && !is_zero_ether_addr(sme->bssid) && |
| 2240 | !is_broadcast_ether_addr(sme->bssid)) { |
| 2241 | ret = set_bssid(usbdev, sme->bssid); |
| 2242 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2243 | netdev_dbg(usbdev->net, "connect: set_bssid failed, %d\n", |
| 2244 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2245 | goto err_turn_radio_on; |
| 2246 | } |
| 2247 | } else |
| 2248 | clear_bssid(usbdev); |
| 2249 | |
| 2250 | length = sme->ssid_len; |
| 2251 | if (length > NDIS_802_11_LENGTH_SSID) |
| 2252 | length = NDIS_802_11_LENGTH_SSID; |
| 2253 | |
| 2254 | memset(&ssid, 0, sizeof(ssid)); |
| 2255 | ssid.length = cpu_to_le32(length); |
| 2256 | memcpy(ssid.essid, sme->ssid, length); |
| 2257 | |
| 2258 | /* Pause and purge rx queue, so we don't pass packets before |
| 2259 | * 'media connect'-indication. |
| 2260 | */ |
| 2261 | usbnet_pause_rx(usbdev); |
| 2262 | usbnet_purge_paused_rxq(usbdev); |
| 2263 | |
| 2264 | ret = set_essid(usbdev, &ssid); |
| 2265 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2266 | netdev_dbg(usbdev->net, "connect: set_essid failed, %d\n", ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2267 | return ret; |
| 2268 | |
| 2269 | err_turn_radio_on: |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 2270 | disassociate(usbdev, true); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2271 | |
| 2272 | return ret; |
| 2273 | } |
| 2274 | |
| 2275 | static int rndis_disconnect(struct wiphy *wiphy, struct net_device *dev, |
| 2276 | u16 reason_code) |
| 2277 | { |
| 2278 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2279 | struct usbnet *usbdev = priv->usbdev; |
| 2280 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2281 | netdev_dbg(usbdev->net, "cfg80211.disconnect(%d)\n", reason_code); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2282 | |
| 2283 | priv->connected = false; |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2284 | memset(priv->bssid, 0, ETH_ALEN); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2285 | |
| 2286 | return deauthenticate(usbdev); |
| 2287 | } |
| 2288 | |
| 2289 | static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
| 2290 | struct cfg80211_ibss_params *params) |
| 2291 | { |
| 2292 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2293 | struct usbnet *usbdev = priv->usbdev; |
| 2294 | struct ieee80211_channel *channel = params->channel; |
| 2295 | struct ndis_80211_ssid ssid; |
| 2296 | enum nl80211_auth_type auth_type; |
| 2297 | int ret, alg, length, chan = -1; |
| 2298 | |
| 2299 | if (channel) |
| 2300 | chan = ieee80211_frequency_to_channel(channel->center_freq); |
| 2301 | |
| 2302 | /* TODO: How to handle ad-hoc encryption? |
| 2303 | * connect() has *key, join_ibss() doesn't. RNDIS requires key to be |
| 2304 | * pre-shared for encryption (open/shared/wpa), is key set before |
| 2305 | * join_ibss? Which auth_type to use (not in params)? What about WPA? |
| 2306 | */ |
| 2307 | if (params->privacy) { |
| 2308 | auth_type = NL80211_AUTHTYPE_SHARED_KEY; |
| 2309 | alg = RNDIS_WLAN_ALG_WEP; |
| 2310 | } else { |
| 2311 | auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
| 2312 | alg = RNDIS_WLAN_ALG_NONE; |
| 2313 | } |
| 2314 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2315 | netdev_dbg(usbdev->net, "cfg80211.join_ibss('%.32s':[%pM]:%d:%d)\n", |
| 2316 | params->ssid, params->bssid, chan, params->privacy); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2317 | |
| 2318 | if (is_associated(usbdev)) |
| 2319 | disassociate(usbdev, false); |
| 2320 | |
| 2321 | ret = set_infra_mode(usbdev, NDIS_80211_INFRA_ADHOC); |
| 2322 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2323 | netdev_dbg(usbdev->net, "join_ibss: set_infra_mode failed, %d\n", |
| 2324 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2325 | goto err_turn_radio_on; |
| 2326 | } |
| 2327 | |
| 2328 | ret = set_auth_mode(usbdev, 0, auth_type, RNDIS_WLAN_KEY_MGMT_NONE); |
| 2329 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2330 | netdev_dbg(usbdev->net, "join_ibss: set_auth_mode failed, %d\n", |
| 2331 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2332 | goto err_turn_radio_on; |
| 2333 | } |
| 2334 | |
| 2335 | set_priv_filter(usbdev); |
| 2336 | |
| 2337 | ret = set_encr_mode(usbdev, alg, RNDIS_WLAN_ALG_NONE); |
| 2338 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2339 | netdev_dbg(usbdev->net, "join_ibss: set_encr_mode failed, %d\n", |
| 2340 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2341 | goto err_turn_radio_on; |
| 2342 | } |
| 2343 | |
| 2344 | if (channel) { |
| 2345 | ret = set_channel(usbdev, chan); |
| 2346 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2347 | netdev_dbg(usbdev->net, "join_ibss: set_channel failed, %d\n", |
| 2348 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2349 | goto err_turn_radio_on; |
| 2350 | } |
| 2351 | } |
| 2352 | |
| 2353 | if (params->bssid && !is_zero_ether_addr(params->bssid) && |
| 2354 | !is_broadcast_ether_addr(params->bssid)) { |
| 2355 | ret = set_bssid(usbdev, params->bssid); |
| 2356 | if (ret < 0) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2357 | netdev_dbg(usbdev->net, "join_ibss: set_bssid failed, %d\n", |
| 2358 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2359 | goto err_turn_radio_on; |
| 2360 | } |
| 2361 | } else |
| 2362 | clear_bssid(usbdev); |
| 2363 | |
| 2364 | length = params->ssid_len; |
| 2365 | if (length > NDIS_802_11_LENGTH_SSID) |
| 2366 | length = NDIS_802_11_LENGTH_SSID; |
| 2367 | |
| 2368 | memset(&ssid, 0, sizeof(ssid)); |
| 2369 | ssid.length = cpu_to_le32(length); |
| 2370 | memcpy(ssid.essid, params->ssid, length); |
| 2371 | |
| 2372 | /* Don't need to pause rx queue for ad-hoc. */ |
| 2373 | usbnet_purge_paused_rxq(usbdev); |
| 2374 | usbnet_resume_rx(usbdev); |
| 2375 | |
| 2376 | ret = set_essid(usbdev, &ssid); |
| 2377 | if (ret < 0) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2378 | netdev_dbg(usbdev->net, "join_ibss: set_essid failed, %d\n", |
| 2379 | ret); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2380 | return ret; |
| 2381 | |
| 2382 | err_turn_radio_on: |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 2383 | disassociate(usbdev, true); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2384 | |
| 2385 | return ret; |
| 2386 | } |
| 2387 | |
| 2388 | static int rndis_leave_ibss(struct wiphy *wiphy, struct net_device *dev) |
| 2389 | { |
| 2390 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2391 | struct usbnet *usbdev = priv->usbdev; |
| 2392 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2393 | netdev_dbg(usbdev->net, "cfg80211.leave_ibss()\n"); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2394 | |
| 2395 | priv->connected = false; |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2396 | memset(priv->bssid, 0, ETH_ALEN); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2397 | |
| 2398 | return deauthenticate(usbdev); |
| 2399 | } |
| 2400 | |
Johannes Berg | f444de0 | 2010-05-05 15:25:02 +0200 | [diff] [blame] | 2401 | static int rndis_set_channel(struct wiphy *wiphy, struct net_device *netdev, |
Jussi Kivilinna | 5554adb | 2009-08-28 13:27:53 +0300 | [diff] [blame] | 2402 | struct ieee80211_channel *chan, enum nl80211_channel_type channel_type) |
| 2403 | { |
| 2404 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2405 | struct usbnet *usbdev = priv->usbdev; |
| 2406 | |
| 2407 | return set_channel(usbdev, |
| 2408 | ieee80211_frequency_to_channel(chan->center_freq)); |
| 2409 | } |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 2410 | |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2411 | static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | e31b821 | 2010-10-05 19:39:30 +0200 | [diff] [blame] | 2412 | u8 key_index, bool pairwise, const u8 *mac_addr, |
| 2413 | struct key_params *params) |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2414 | { |
| 2415 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2416 | struct usbnet *usbdev = priv->usbdev; |
Jussi Kivilinna | 53d27ea | 2009-09-01 15:33:06 +0300 | [diff] [blame] | 2417 | __le32 flags; |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2418 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2419 | netdev_dbg(usbdev->net, "%s(%i, %pM, %08x)\n", |
| 2420 | __func__, key_index, mac_addr, params->cipher); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2421 | |
| 2422 | switch (params->cipher) { |
| 2423 | case WLAN_CIPHER_SUITE_WEP40: |
| 2424 | case WLAN_CIPHER_SUITE_WEP104: |
| 2425 | return add_wep_key(usbdev, params->key, params->key_len, |
| 2426 | key_index); |
| 2427 | case WLAN_CIPHER_SUITE_TKIP: |
| 2428 | case WLAN_CIPHER_SUITE_CCMP: |
| 2429 | flags = 0; |
| 2430 | |
| 2431 | if (params->seq && params->seq_len > 0) |
| 2432 | flags |= NDIS_80211_ADDKEY_SET_INIT_RECV_SEQ; |
| 2433 | if (mac_addr) |
| 2434 | flags |= NDIS_80211_ADDKEY_PAIRWISE_KEY | |
| 2435 | NDIS_80211_ADDKEY_TRANSMIT_KEY; |
| 2436 | |
| 2437 | return add_wpa_key(usbdev, params->key, params->key_len, |
| 2438 | key_index, mac_addr, params->seq, |
| 2439 | params->seq_len, params->cipher, flags); |
| 2440 | default: |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2441 | netdev_dbg(usbdev->net, "%s(): unsupported cipher %08x\n", |
| 2442 | __func__, params->cipher); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2443 | return -ENOTSUPP; |
| 2444 | } |
| 2445 | } |
| 2446 | |
| 2447 | static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | e31b821 | 2010-10-05 19:39:30 +0200 | [diff] [blame] | 2448 | u8 key_index, bool pairwise, const u8 *mac_addr) |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2449 | { |
| 2450 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2451 | struct usbnet *usbdev = priv->usbdev; |
| 2452 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2453 | netdev_dbg(usbdev->net, "%s(%i, %pM)\n", __func__, key_index, mac_addr); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2454 | |
| 2455 | return remove_key(usbdev, key_index, mac_addr); |
| 2456 | } |
| 2457 | |
| 2458 | static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev, |
Johannes Berg | dbd2fd6 | 2010-12-09 19:58:59 +0100 | [diff] [blame] | 2459 | u8 key_index, bool unicast, bool multicast) |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2460 | { |
| 2461 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2462 | struct usbnet *usbdev = priv->usbdev; |
| 2463 | struct rndis_wlan_encr_key key; |
| 2464 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2465 | netdev_dbg(usbdev->net, "%s(%i)\n", __func__, key_index); |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2466 | |
Dan Carpenter | ec3cbb9 | 2011-10-18 09:47:29 +0300 | [diff] [blame] | 2467 | if (key_index >= RNDIS_WLAN_NUM_KEYS) |
| 2468 | return -ENOENT; |
| 2469 | |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2470 | priv->encr_tx_key_index = key_index; |
| 2471 | |
Jussi Kivilinna | 0b57802 | 2010-12-21 22:44:12 +0200 | [diff] [blame] | 2472 | if (is_wpa_key(priv, key_index)) |
| 2473 | return 0; |
| 2474 | |
Jussi Kivilinna | 84bf840 | 2009-08-28 13:27:58 +0300 | [diff] [blame] | 2475 | key = priv->encr_keys[key_index]; |
| 2476 | |
| 2477 | return add_wep_key(usbdev, key.material, key.len, key_index); |
| 2478 | } |
| 2479 | |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2480 | static void rndis_fill_station_info(struct usbnet *usbdev, |
| 2481 | struct station_info *sinfo) |
| 2482 | { |
| 2483 | __le32 linkspeed, rssi; |
| 2484 | int ret, len; |
| 2485 | |
| 2486 | memset(sinfo, 0, sizeof(*sinfo)); |
| 2487 | |
| 2488 | len = sizeof(linkspeed); |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 2489 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_GEN_LINK_SPEED), &linkspeed, &len); |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2490 | if (ret == 0) { |
| 2491 | sinfo->txrate.legacy = le32_to_cpu(linkspeed) / 1000; |
| 2492 | sinfo->filled |= STATION_INFO_TX_BITRATE; |
| 2493 | } |
| 2494 | |
| 2495 | len = sizeof(rssi); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2496 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_RSSI), |
| 2497 | &rssi, &len); |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2498 | if (ret == 0) { |
| 2499 | sinfo->signal = level_to_qual(le32_to_cpu(rssi)); |
| 2500 | sinfo->filled |= STATION_INFO_SIGNAL; |
| 2501 | } |
| 2502 | } |
| 2503 | |
| 2504 | static int rndis_get_station(struct wiphy *wiphy, struct net_device *dev, |
| 2505 | u8 *mac, struct station_info *sinfo) |
| 2506 | { |
| 2507 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2508 | struct usbnet *usbdev = priv->usbdev; |
| 2509 | |
Joe Perches | 2e42e47 | 2012-05-09 17:17:46 +0000 | [diff] [blame] | 2510 | if (!ether_addr_equal(priv->bssid, mac)) |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2511 | return -ENOENT; |
| 2512 | |
| 2513 | rndis_fill_station_info(usbdev, sinfo); |
| 2514 | |
| 2515 | return 0; |
| 2516 | } |
| 2517 | |
Jussi Kivilinna | d695df9 | 2009-08-28 13:28:09 +0300 | [diff] [blame] | 2518 | static int rndis_dump_station(struct wiphy *wiphy, struct net_device *dev, |
| 2519 | int idx, u8 *mac, struct station_info *sinfo) |
| 2520 | { |
| 2521 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2522 | struct usbnet *usbdev = priv->usbdev; |
| 2523 | |
| 2524 | if (idx != 0) |
| 2525 | return -ENOENT; |
| 2526 | |
| 2527 | memcpy(mac, priv->bssid, ETH_ALEN); |
| 2528 | |
| 2529 | rndis_fill_station_info(usbdev, sinfo); |
| 2530 | |
| 2531 | return 0; |
| 2532 | } |
| 2533 | |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 2534 | static int rndis_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, |
| 2535 | struct cfg80211_pmksa *pmksa) |
| 2536 | { |
| 2537 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2538 | struct usbnet *usbdev = priv->usbdev; |
| 2539 | struct ndis_80211_pmkid *pmkids; |
| 2540 | u32 *tmp = (u32 *)pmksa->pmkid; |
| 2541 | |
| 2542 | netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__, |
| 2543 | pmksa->bssid, |
| 2544 | cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), |
| 2545 | cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); |
| 2546 | |
| 2547 | pmkids = get_device_pmkids(usbdev); |
| 2548 | if (IS_ERR(pmkids)) { |
| 2549 | /* couldn't read PMKID cache from device */ |
| 2550 | return PTR_ERR(pmkids); |
| 2551 | } |
| 2552 | |
| 2553 | pmkids = update_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids); |
| 2554 | if (IS_ERR(pmkids)) { |
| 2555 | /* not found, list full, etc */ |
| 2556 | return PTR_ERR(pmkids); |
| 2557 | } |
| 2558 | |
| 2559 | return set_device_pmkids(usbdev, pmkids); |
| 2560 | } |
| 2561 | |
| 2562 | static int rndis_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, |
| 2563 | struct cfg80211_pmksa *pmksa) |
| 2564 | { |
| 2565 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2566 | struct usbnet *usbdev = priv->usbdev; |
| 2567 | struct ndis_80211_pmkid *pmkids; |
| 2568 | u32 *tmp = (u32 *)pmksa->pmkid; |
| 2569 | |
| 2570 | netdev_dbg(usbdev->net, "%s(%pM, %08X:%08X:%08X:%08X)\n", __func__, |
| 2571 | pmksa->bssid, |
| 2572 | cpu_to_be32(tmp[0]), cpu_to_be32(tmp[1]), |
| 2573 | cpu_to_be32(tmp[2]), cpu_to_be32(tmp[3])); |
| 2574 | |
| 2575 | pmkids = get_device_pmkids(usbdev); |
| 2576 | if (IS_ERR(pmkids)) { |
| 2577 | /* Couldn't read PMKID cache from device */ |
| 2578 | return PTR_ERR(pmkids); |
| 2579 | } |
| 2580 | |
| 2581 | pmkids = remove_pmkid(usbdev, pmkids, pmksa, wiphy->max_num_pmkids); |
| 2582 | if (IS_ERR(pmkids)) { |
| 2583 | /* not found, etc */ |
| 2584 | return PTR_ERR(pmkids); |
| 2585 | } |
| 2586 | |
| 2587 | return set_device_pmkids(usbdev, pmkids); |
| 2588 | } |
| 2589 | |
| 2590 | static int rndis_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) |
| 2591 | { |
| 2592 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2593 | struct usbnet *usbdev = priv->usbdev; |
| 2594 | struct ndis_80211_pmkid pmkid; |
| 2595 | |
| 2596 | netdev_dbg(usbdev->net, "%s()\n", __func__); |
| 2597 | |
| 2598 | memset(&pmkid, 0, sizeof(pmkid)); |
| 2599 | |
| 2600 | pmkid.length = cpu_to_le32(sizeof(pmkid)); |
| 2601 | pmkid.bssid_info_count = cpu_to_le32(0); |
| 2602 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2603 | return rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_PMKID), |
| 2604 | &pmkid, sizeof(pmkid)); |
Jussi Kivilinna | 5a7d058 | 2010-03-04 18:27:36 +0200 | [diff] [blame] | 2605 | } |
| 2606 | |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 2607 | static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, |
| 2608 | bool enabled, int timeout) |
| 2609 | { |
| 2610 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2611 | struct usbnet *usbdev = priv->usbdev; |
| 2612 | int power_mode; |
| 2613 | __le32 mode; |
| 2614 | int ret; |
| 2615 | |
Jussi Kivilinna | 63453c0 | 2011-02-24 12:25:42 +0200 | [diff] [blame] | 2616 | if (priv->device_type != RNDIS_BCM4320B) |
| 2617 | return -ENOTSUPP; |
| 2618 | |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 2619 | netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__, |
| 2620 | enabled ? "enabled" : "disabled", |
| 2621 | timeout); |
| 2622 | |
| 2623 | if (enabled) |
| 2624 | power_mode = NDIS_80211_POWER_MODE_FAST_PSP; |
| 2625 | else |
| 2626 | power_mode = NDIS_80211_POWER_MODE_CAM; |
| 2627 | |
| 2628 | if (power_mode == priv->power_mode) |
| 2629 | return 0; |
| 2630 | |
| 2631 | priv->power_mode = power_mode; |
| 2632 | |
| 2633 | mode = cpu_to_le32(power_mode); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2634 | ret = rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_POWER_MODE), |
| 2635 | &mode, sizeof(mode)); |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 2636 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2637 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_POWER_MODE -> %d\n", |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 2638 | __func__, ret); |
| 2639 | |
| 2640 | return ret; |
| 2641 | } |
| 2642 | |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 2643 | static int rndis_set_cqm_rssi_config(struct wiphy *wiphy, |
| 2644 | struct net_device *dev, |
| 2645 | s32 rssi_thold, u32 rssi_hyst) |
| 2646 | { |
| 2647 | struct rndis_wlan_private *priv = wiphy_priv(wiphy); |
| 2648 | |
| 2649 | priv->cqm_rssi_thold = rssi_thold; |
| 2650 | priv->cqm_rssi_hyst = rssi_hyst; |
| 2651 | priv->last_cqm_event_rssi = 0; |
| 2652 | |
| 2653 | return 0; |
| 2654 | } |
| 2655 | |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2656 | static void rndis_wlan_craft_connected_bss(struct usbnet *usbdev, u8 *bssid, |
| 2657 | struct ndis_80211_assoc_info *info) |
| 2658 | { |
| 2659 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 2660 | struct ieee80211_channel *channel; |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2661 | struct ndis_80211_ssid ssid; |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 2662 | struct cfg80211_bss *bss; |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2663 | s32 signal; |
| 2664 | u64 timestamp; |
| 2665 | u16 capability; |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 2666 | u32 beacon_period = 0; |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2667 | __le32 rssi; |
| 2668 | u8 ie_buf[34]; |
| 2669 | int len, ret, ie_len; |
| 2670 | |
| 2671 | /* Get signal quality, in case of error use rssi=0 and ignore error. */ |
| 2672 | len = sizeof(rssi); |
| 2673 | rssi = 0; |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2674 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_RSSI), |
| 2675 | &rssi, &len); |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2676 | signal = level_to_qual(le32_to_cpu(rssi)); |
| 2677 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2678 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_RSSI -> %d, " |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2679 | "rssi:%d, qual: %d\n", __func__, ret, le32_to_cpu(rssi), |
| 2680 | level_to_qual(le32_to_cpu(rssi))); |
| 2681 | |
| 2682 | /* Get AP capabilities */ |
| 2683 | if (info) { |
| 2684 | capability = le16_to_cpu(info->resp_ie.capa); |
| 2685 | } else { |
| 2686 | /* Set atleast ESS/IBSS capability */ |
| 2687 | capability = (priv->infra_mode == NDIS_80211_INFRA_INFRA) ? |
| 2688 | WLAN_CAPABILITY_ESS : WLAN_CAPABILITY_IBSS; |
| 2689 | } |
| 2690 | |
| 2691 | /* Get channel and beacon interval */ |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 2692 | channel = get_current_channel(usbdev, &beacon_period); |
Jussi Kivilinna | cb82a66 | 2011-11-19 13:04:05 +0200 | [diff] [blame] | 2693 | if (!channel) { |
| 2694 | netdev_warn(usbdev->net, "%s(): could not get channel.\n", |
| 2695 | __func__); |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2696 | return; |
| 2697 | } |
| 2698 | |
| 2699 | /* Get SSID, in case of error, use zero length SSID and ignore error. */ |
| 2700 | len = sizeof(ssid); |
| 2701 | memset(&ssid, 0, sizeof(ssid)); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2702 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_SSID), |
| 2703 | &ssid, &len); |
| 2704 | netdev_dbg(usbdev->net, "%s(): RNDIS_OID_802_11_SSID -> %d, len: %d, ssid: " |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2705 | "'%.32s'\n", __func__, ret, |
| 2706 | le32_to_cpu(ssid.length), ssid.essid); |
| 2707 | |
| 2708 | if (le32_to_cpu(ssid.length) > 32) |
| 2709 | ssid.length = cpu_to_le32(32); |
| 2710 | |
| 2711 | ie_buf[0] = WLAN_EID_SSID; |
| 2712 | ie_buf[1] = le32_to_cpu(ssid.length); |
| 2713 | memcpy(&ie_buf[2], ssid.essid, le32_to_cpu(ssid.length)); |
| 2714 | |
| 2715 | ie_len = le32_to_cpu(ssid.length) + 2; |
| 2716 | |
| 2717 | /* no tsf */ |
| 2718 | timestamp = 0; |
| 2719 | |
| 2720 | netdev_dbg(usbdev->net, "%s(): channel:%d(freq), bssid:[%pM], tsf:%d, " |
| 2721 | "capa:%x, beacon int:%d, resp_ie(len:%d, essid:'%.32s'), " |
| 2722 | "signal:%d\n", __func__, (channel ? channel->center_freq : -1), |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 2723 | bssid, (u32)timestamp, capability, beacon_period, ie_len, |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2724 | ssid.essid, signal); |
| 2725 | |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 2726 | bss = cfg80211_inform_bss(priv->wdev.wiphy, channel, bssid, |
Jussi Kivilinna | f808e4a | 2012-02-29 16:24:54 +0200 | [diff] [blame] | 2727 | timestamp, capability, beacon_period, ie_buf, ie_len, |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2728 | signal, GFP_KERNEL); |
Jussi Kivilinna | a64e2e2 | 2011-10-28 08:05:58 +0300 | [diff] [blame] | 2729 | cfg80211_put_bss(bss); |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2730 | } |
| 2731 | |
Jussi Kivilinna | c5c4fe9 | 2009-09-01 15:33:00 +0300 | [diff] [blame] | 2732 | /* |
| 2733 | * workers, indication handlers, device poller |
| 2734 | */ |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2735 | static void rndis_wlan_do_link_up_work(struct usbnet *usbdev) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2736 | { |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2737 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2738 | struct ndis_80211_assoc_info *info = NULL; |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2739 | u8 bssid[ETH_ALEN]; |
Dan Carpenter | 41eedf3 | 2012-03-01 10:02:08 +0300 | [diff] [blame] | 2740 | unsigned int resp_ie_len, req_ie_len; |
| 2741 | unsigned int offset; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2742 | u8 *req_ie, *resp_ie; |
Dan Carpenter | 41eedf3 | 2012-03-01 10:02:08 +0300 | [diff] [blame] | 2743 | int ret; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2744 | bool roamed = false; |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2745 | bool match_bss; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2746 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2747 | if (priv->infra_mode == NDIS_80211_INFRA_INFRA && priv->connected) { |
| 2748 | /* received media connect indication while connected, either |
| 2749 | * device reassociated with same AP or roamed to new. */ |
| 2750 | roamed = true; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2751 | } |
| 2752 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2753 | req_ie_len = 0; |
| 2754 | resp_ie_len = 0; |
| 2755 | req_ie = NULL; |
| 2756 | resp_ie = NULL; |
| 2757 | |
| 2758 | if (priv->infra_mode == NDIS_80211_INFRA_INFRA) { |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2759 | info = kzalloc(CONTROL_BUFFER_SIZE, GFP_KERNEL); |
| 2760 | if (!info) { |
| 2761 | /* No memory? Try resume work later */ |
| 2762 | set_bit(WORK_LINK_UP, &priv->work_pending); |
| 2763 | queue_work(priv->workqueue, &priv->work); |
| 2764 | return; |
| 2765 | } |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2766 | |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2767 | /* Get association info IEs from device. */ |
| 2768 | ret = get_association_info(usbdev, info, CONTROL_BUFFER_SIZE); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2769 | if (!ret) { |
| 2770 | req_ie_len = le32_to_cpu(info->req_ie_length); |
Dan Carpenter | 41eedf3 | 2012-03-01 10:02:08 +0300 | [diff] [blame] | 2771 | if (req_ie_len > CONTROL_BUFFER_SIZE) |
| 2772 | req_ie_len = CONTROL_BUFFER_SIZE; |
| 2773 | if (req_ie_len != 0) { |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2774 | offset = le32_to_cpu(info->offset_req_ies); |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2775 | |
| 2776 | if (offset > CONTROL_BUFFER_SIZE) |
| 2777 | offset = CONTROL_BUFFER_SIZE; |
| 2778 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2779 | req_ie = (u8 *)info + offset; |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2780 | |
| 2781 | if (offset + req_ie_len > CONTROL_BUFFER_SIZE) |
| 2782 | req_ie_len = |
| 2783 | CONTROL_BUFFER_SIZE - offset; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2784 | } |
| 2785 | |
| 2786 | resp_ie_len = le32_to_cpu(info->resp_ie_length); |
Dan Carpenter | 41eedf3 | 2012-03-01 10:02:08 +0300 | [diff] [blame] | 2787 | if (resp_ie_len > CONTROL_BUFFER_SIZE) |
| 2788 | resp_ie_len = CONTROL_BUFFER_SIZE; |
| 2789 | if (resp_ie_len != 0) { |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2790 | offset = le32_to_cpu(info->offset_resp_ies); |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2791 | |
| 2792 | if (offset > CONTROL_BUFFER_SIZE) |
| 2793 | offset = CONTROL_BUFFER_SIZE; |
| 2794 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2795 | resp_ie = (u8 *)info + offset; |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2796 | |
| 2797 | if (offset + resp_ie_len > CONTROL_BUFFER_SIZE) |
| 2798 | resp_ie_len = |
| 2799 | CONTROL_BUFFER_SIZE - offset; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2800 | } |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2801 | } else { |
| 2802 | /* Since rndis_wlan_craft_connected_bss() might use info |
| 2803 | * later and expects info to contain valid data if |
| 2804 | * non-null, free info and set NULL here. |
| 2805 | */ |
| 2806 | kfree(info); |
| 2807 | info = NULL; |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2808 | } |
| 2809 | } else if (WARN_ON(priv->infra_mode != NDIS_80211_INFRA_ADHOC)) |
| 2810 | return; |
| 2811 | |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2812 | ret = get_bssid(usbdev, bssid); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2813 | if (ret < 0) |
| 2814 | memset(bssid, 0, sizeof(bssid)); |
| 2815 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2816 | netdev_dbg(usbdev->net, "link up work: [%pM]%s\n", |
| 2817 | bssid, roamed ? " roamed" : ""); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2818 | |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2819 | /* Internal bss list in device should contain at least the currently |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2820 | * connected bss and we can get it to cfg80211 with |
| 2821 | * rndis_check_bssid_list(). |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2822 | * |
| 2823 | * NDIS spec says: "If the device is associated, but the associated |
| 2824 | * BSSID is not in its BSSID scan list, then the driver must add an |
| 2825 | * entry for the BSSID at the end of the data that it returns in |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 2826 | * response to query of RNDIS_OID_802_11_BSSID_LIST." |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2827 | * |
| 2828 | * NOTE: Seems to be true for BCM4320b variant, but not BCM4320a. |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2829 | */ |
Jussi Kivilinna | b5257c9 | 2010-11-09 19:25:47 +0200 | [diff] [blame] | 2830 | match_bss = false; |
| 2831 | rndis_check_bssid_list(usbdev, bssid, &match_bss); |
| 2832 | |
| 2833 | if (!is_zero_ether_addr(bssid) && !match_bss) { |
| 2834 | /* Couldn't get bss from device, we need to manually craft bss |
| 2835 | * for cfg80211. |
| 2836 | */ |
| 2837 | rndis_wlan_craft_connected_bss(usbdev, bssid, info); |
| 2838 | } |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2839 | |
| 2840 | if (priv->infra_mode == NDIS_80211_INFRA_INFRA) { |
| 2841 | if (!roamed) |
| 2842 | cfg80211_connect_result(usbdev->net, bssid, req_ie, |
| 2843 | req_ie_len, resp_ie, |
| 2844 | resp_ie_len, 0, GFP_KERNEL); |
| 2845 | else |
Jussi Kivilinna | 6f104a0 | 2011-11-19 13:04:11 +0200 | [diff] [blame] | 2846 | cfg80211_roamed(usbdev->net, |
| 2847 | get_current_channel(usbdev, NULL), |
| 2848 | bssid, req_ie, req_ie_len, |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2849 | resp_ie, resp_ie_len, GFP_KERNEL); |
| 2850 | } else if (priv->infra_mode == NDIS_80211_INFRA_ADHOC) |
| 2851 | cfg80211_ibss_joined(usbdev->net, bssid, GFP_KERNEL); |
| 2852 | |
Jussi Kivilinna | 3d1ca47 | 2010-05-18 11:27:31 +0300 | [diff] [blame] | 2853 | if (info != NULL) |
| 2854 | kfree(info); |
| 2855 | |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2856 | priv->connected = true; |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 2857 | memcpy(priv->bssid, bssid, ETH_ALEN); |
Jussi Kivilinna | 6010ce0 | 2008-06-02 18:35:21 +0300 | [diff] [blame] | 2858 | |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2859 | usbnet_resume_rx(usbdev); |
Jussi Kivilinna | 5c52323 | 2009-08-28 13:27:47 +0300 | [diff] [blame] | 2860 | netif_carrier_on(usbdev->net); |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2861 | } |
| 2862 | |
| 2863 | static void rndis_wlan_do_link_down_work(struct usbnet *usbdev) |
| 2864 | { |
Jussi Kivilinna | b6411fc | 2010-05-18 11:20:51 +0300 | [diff] [blame] | 2865 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 2866 | |
| 2867 | if (priv->connected) { |
| 2868 | priv->connected = false; |
| 2869 | memset(priv->bssid, 0, ETH_ALEN); |
| 2870 | |
| 2871 | deauthenticate(usbdev); |
| 2872 | |
| 2873 | cfg80211_disconnected(usbdev->net, 0, NULL, 0, GFP_KERNEL); |
| 2874 | } |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2875 | |
| 2876 | netif_carrier_off(usbdev->net); |
Jussi Kivilinna | 0848e6c | 2009-08-28 12:59:10 +0300 | [diff] [blame] | 2877 | } |
| 2878 | |
| 2879 | static void rndis_wlan_worker(struct work_struct *work) |
| 2880 | { |
| 2881 | struct rndis_wlan_private *priv = |
| 2882 | container_of(work, struct rndis_wlan_private, work); |
| 2883 | struct usbnet *usbdev = priv->usbdev; |
| 2884 | |
| 2885 | if (test_and_clear_bit(WORK_LINK_UP, &priv->work_pending)) |
| 2886 | rndis_wlan_do_link_up_work(usbdev); |
| 2887 | |
| 2888 | if (test_and_clear_bit(WORK_LINK_DOWN, &priv->work_pending)) |
| 2889 | rndis_wlan_do_link_down_work(usbdev); |
| 2890 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2891 | if (test_and_clear_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending)) |
| 2892 | set_multicast_list(usbdev); |
| 2893 | } |
| 2894 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 2895 | static void rndis_wlan_set_multicast_list(struct net_device *dev) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2896 | { |
Wang Chen | 524ad0a | 2008-11-12 23:39:10 -0800 | [diff] [blame] | 2897 | struct usbnet *usbdev = netdev_priv(dev); |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 2898 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2899 | |
Jussi Kivilinna | a67edb9 | 2008-06-02 18:35:36 +0300 | [diff] [blame] | 2900 | if (test_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending)) |
| 2901 | return; |
| 2902 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 2903 | set_bit(WORK_SET_MULTICAST_LIST, &priv->work_pending); |
| 2904 | queue_work(priv->workqueue, &priv->work); |
| 2905 | } |
| 2906 | |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2907 | static void rndis_wlan_auth_indication(struct usbnet *usbdev, |
| 2908 | struct ndis_80211_status_indication *indication, |
| 2909 | int len) |
| 2910 | { |
| 2911 | u8 *buf; |
| 2912 | const char *type; |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2913 | int flags, buflen, key_id; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2914 | bool pairwise_error, group_error; |
| 2915 | struct ndis_80211_auth_request *auth_req; |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2916 | enum nl80211_key_type key_type; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2917 | |
| 2918 | /* must have at least one array entry */ |
| 2919 | if (len < offsetof(struct ndis_80211_status_indication, u) + |
| 2920 | sizeof(struct ndis_80211_auth_request)) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2921 | netdev_info(usbdev->net, "authentication indication: too short message (%i)\n", |
| 2922 | len); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2923 | return; |
| 2924 | } |
| 2925 | |
| 2926 | buf = (void *)&indication->u.auth_request[0]; |
| 2927 | buflen = len - offsetof(struct ndis_80211_status_indication, u); |
| 2928 | |
| 2929 | while (buflen >= sizeof(*auth_req)) { |
| 2930 | auth_req = (void *)buf; |
| 2931 | type = "unknown"; |
| 2932 | flags = le32_to_cpu(auth_req->flags); |
| 2933 | pairwise_error = false; |
| 2934 | group_error = false; |
| 2935 | |
| 2936 | if (flags & 0x1) |
| 2937 | type = "reauth request"; |
| 2938 | if (flags & 0x2) |
| 2939 | type = "key update request"; |
| 2940 | if (flags & 0x6) { |
| 2941 | pairwise_error = true; |
| 2942 | type = "pairwise_error"; |
| 2943 | } |
| 2944 | if (flags & 0xe) { |
| 2945 | group_error = true; |
| 2946 | type = "group_error"; |
| 2947 | } |
| 2948 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2949 | netdev_info(usbdev->net, "authentication indication: %s (0x%08x)\n", |
| 2950 | type, le32_to_cpu(auth_req->flags)); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2951 | |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2952 | if (pairwise_error) { |
| 2953 | key_type = NL80211_KEYTYPE_PAIRWISE; |
| 2954 | key_id = -1; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2955 | |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2956 | cfg80211_michael_mic_failure(usbdev->net, |
| 2957 | auth_req->bssid, |
| 2958 | key_type, key_id, NULL, |
| 2959 | GFP_KERNEL); |
| 2960 | } |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2961 | |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2962 | if (group_error) { |
| 2963 | key_type = NL80211_KEYTYPE_GROUP; |
| 2964 | key_id = -1; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2965 | |
Jussi Kivilinna | a0f9ce2 | 2009-08-28 13:28:24 +0300 | [diff] [blame] | 2966 | cfg80211_michael_mic_failure(usbdev->net, |
| 2967 | auth_req->bssid, |
| 2968 | key_type, key_id, NULL, |
| 2969 | GFP_KERNEL); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2970 | } |
| 2971 | |
| 2972 | buflen -= le32_to_cpu(auth_req->length); |
| 2973 | buf += le32_to_cpu(auth_req->length); |
| 2974 | } |
| 2975 | } |
| 2976 | |
| 2977 | static void rndis_wlan_pmkid_cand_list_indication(struct usbnet *usbdev, |
| 2978 | struct ndis_80211_status_indication *indication, |
| 2979 | int len) |
| 2980 | { |
| 2981 | struct ndis_80211_pmkid_cand_list *cand_list; |
| 2982 | int list_len, expected_len, i; |
| 2983 | |
| 2984 | if (len < offsetof(struct ndis_80211_status_indication, u) + |
| 2985 | sizeof(struct ndis_80211_pmkid_cand_list)) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2986 | netdev_info(usbdev->net, "pmkid candidate list indication: too short message (%i)\n", |
| 2987 | len); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2988 | return; |
| 2989 | } |
| 2990 | |
| 2991 | list_len = le32_to_cpu(indication->u.cand_list.num_candidates) * |
| 2992 | sizeof(struct ndis_80211_pmkid_candidate); |
| 2993 | expected_len = sizeof(struct ndis_80211_pmkid_cand_list) + list_len + |
| 2994 | offsetof(struct ndis_80211_status_indication, u); |
| 2995 | |
| 2996 | if (len < expected_len) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 2997 | netdev_info(usbdev->net, "pmkid candidate list indication: list larger than buffer (%i < %i)\n", |
| 2998 | len, expected_len); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 2999 | return; |
| 3000 | } |
| 3001 | |
| 3002 | cand_list = &indication->u.cand_list; |
| 3003 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3004 | netdev_info(usbdev->net, "pmkid candidate list indication: version %i, candidates %i\n", |
| 3005 | le32_to_cpu(cand_list->version), |
| 3006 | le32_to_cpu(cand_list->num_candidates)); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3007 | |
| 3008 | if (le32_to_cpu(cand_list->version) != 1) |
| 3009 | return; |
| 3010 | |
| 3011 | for (i = 0; i < le32_to_cpu(cand_list->num_candidates); i++) { |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3012 | struct ndis_80211_pmkid_candidate *cand = |
| 3013 | &cand_list->candidate_list[i]; |
Jussi Kivilinna | 1c70687 | 2011-11-19 13:04:21 +0200 | [diff] [blame] | 3014 | bool preauth = !!(cand->flags & NDIS_80211_PMKID_CAND_PREAUTH); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3015 | |
Jussi Kivilinna | 1c70687 | 2011-11-19 13:04:21 +0200 | [diff] [blame] | 3016 | netdev_dbg(usbdev->net, "cand[%i]: flags: 0x%08x, preauth: %d, bssid: %pM\n", |
| 3017 | i, le32_to_cpu(cand->flags), preauth, cand->bssid); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3018 | |
Jussi Kivilinna | 1c70687 | 2011-11-19 13:04:21 +0200 | [diff] [blame] | 3019 | cfg80211_pmksa_candidate_notify(usbdev->net, i, cand->bssid, |
| 3020 | preauth, GFP_ATOMIC); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3021 | } |
| 3022 | } |
| 3023 | |
| 3024 | static void rndis_wlan_media_specific_indication(struct usbnet *usbdev, |
| 3025 | struct rndis_indicate *msg, int buflen) |
| 3026 | { |
| 3027 | struct ndis_80211_status_indication *indication; |
Dan Carpenter | e4e02da | 2012-02-29 09:37:53 +0300 | [diff] [blame] | 3028 | unsigned int len, offset; |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3029 | |
| 3030 | offset = offsetof(struct rndis_indicate, status) + |
| 3031 | le32_to_cpu(msg->offset); |
| 3032 | len = le32_to_cpu(msg->length); |
| 3033 | |
| 3034 | if (len < 8) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3035 | netdev_info(usbdev->net, "media specific indication, ignore too short message (%i < 8)\n", |
| 3036 | len); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3037 | return; |
| 3038 | } |
| 3039 | |
Dan Carpenter | e4e02da | 2012-02-29 09:37:53 +0300 | [diff] [blame] | 3040 | if (len > buflen || offset > buflen || offset + len > buflen) { |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3041 | netdev_info(usbdev->net, "media specific indication, too large to fit to buffer (%i > %i)\n", |
| 3042 | offset + len, buflen); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3043 | return; |
| 3044 | } |
| 3045 | |
| 3046 | indication = (void *)((u8 *)msg + offset); |
| 3047 | |
| 3048 | switch (le32_to_cpu(indication->status_type)) { |
| 3049 | case NDIS_80211_STATUSTYPE_RADIOSTATE: |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3050 | netdev_info(usbdev->net, "radio state indication: %i\n", |
| 3051 | le32_to_cpu(indication->u.radio_status)); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3052 | return; |
| 3053 | |
| 3054 | case NDIS_80211_STATUSTYPE_MEDIASTREAMMODE: |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3055 | netdev_info(usbdev->net, "media stream mode indication: %i\n", |
| 3056 | le32_to_cpu(indication->u.media_stream_mode)); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3057 | return; |
| 3058 | |
| 3059 | case NDIS_80211_STATUSTYPE_AUTHENTICATION: |
| 3060 | rndis_wlan_auth_indication(usbdev, indication, len); |
| 3061 | return; |
| 3062 | |
| 3063 | case NDIS_80211_STATUSTYPE_PMKID_CANDIDATELIST: |
| 3064 | rndis_wlan_pmkid_cand_list_indication(usbdev, indication, len); |
| 3065 | return; |
| 3066 | |
| 3067 | default: |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3068 | netdev_info(usbdev->net, "media specific indication: unknown status type 0x%08x\n", |
| 3069 | le32_to_cpu(indication->status_type)); |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3070 | } |
| 3071 | } |
| 3072 | |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3073 | static void rndis_wlan_indication(struct usbnet *usbdev, void *ind, int buflen) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3074 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3075 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3076 | struct rndis_indicate *msg = ind; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3077 | |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3078 | switch (msg->status) { |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3079 | case cpu_to_le32(RNDIS_STATUS_MEDIA_CONNECT): |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3080 | if (priv->current_command_oid == cpu_to_le32(RNDIS_OID_802_11_ADD_KEY)) { |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 3081 | /* OID_802_11_ADD_KEY causes sometimes extra |
| 3082 | * "media connect" indications which confuses driver |
| 3083 | * and userspace to think that device is |
| 3084 | * roaming/reassociating when it isn't. |
| 3085 | */ |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3086 | netdev_dbg(usbdev->net, "ignored RNDIS_OID_802_11_ADD_KEY triggered 'media connect'\n"); |
Jussi Kivilinna | 5f81ff5 | 2009-08-28 12:58:49 +0300 | [diff] [blame] | 3087 | return; |
| 3088 | } |
| 3089 | |
Jussi Kivilinna | 7834ddb | 2009-08-11 22:57:16 +0300 | [diff] [blame] | 3090 | usbnet_pause_rx(usbdev); |
| 3091 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3092 | netdev_info(usbdev->net, "media connect\n"); |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3093 | |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3094 | /* queue work to avoid recursive calls into rndis_command */ |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3095 | set_bit(WORK_LINK_UP, &priv->work_pending); |
| 3096 | queue_work(priv->workqueue, &priv->work); |
| 3097 | break; |
| 3098 | |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3099 | case cpu_to_le32(RNDIS_STATUS_MEDIA_DISCONNECT): |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3100 | netdev_info(usbdev->net, "media disconnect\n"); |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3101 | |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3102 | /* queue work to avoid recursive calls into rndis_command */ |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3103 | set_bit(WORK_LINK_DOWN, &priv->work_pending); |
| 3104 | queue_work(priv->workqueue, &priv->work); |
| 3105 | break; |
| 3106 | |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3107 | case cpu_to_le32(RNDIS_STATUS_MEDIA_SPECIFIC_INDICATION): |
Jussi Kivilinna | 030645a | 2009-07-30 19:41:58 +0300 | [diff] [blame] | 3108 | rndis_wlan_media_specific_indication(usbdev, msg, buflen); |
| 3109 | break; |
| 3110 | |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3111 | default: |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3112 | netdev_info(usbdev->net, "indication: 0x%08x\n", |
| 3113 | le32_to_cpu(msg->status)); |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3114 | break; |
| 3115 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3116 | } |
| 3117 | |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3118 | static int rndis_wlan_get_caps(struct usbnet *usbdev, struct wiphy *wiphy) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3119 | { |
| 3120 | struct { |
| 3121 | __le32 num_items; |
| 3122 | __le32 items[8]; |
| 3123 | } networks_supported; |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3124 | struct ndis_80211_capability *caps; |
| 3125 | u8 caps_buf[sizeof(*caps) + sizeof(caps->auth_encr_pair) * 16]; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3126 | int len, retval, i, n; |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3127 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3128 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3129 | /* determine supported modes */ |
| 3130 | len = sizeof(networks_supported); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3131 | retval = rndis_query_oid(usbdev, |
| 3132 | cpu_to_le32(RNDIS_OID_802_11_NETWORK_TYPES_SUPPORTED), |
| 3133 | &networks_supported, &len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3134 | if (retval >= 0) { |
| 3135 | n = le32_to_cpu(networks_supported.num_items); |
| 3136 | if (n > 8) |
| 3137 | n = 8; |
| 3138 | for (i = 0; i < n; i++) { |
| 3139 | switch (le32_to_cpu(networks_supported.items[i])) { |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 3140 | case NDIS_80211_TYPE_FREQ_HOP: |
| 3141 | case NDIS_80211_TYPE_DIRECT_SEQ: |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3142 | priv->caps |= CAP_MODE_80211B; |
| 3143 | break; |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 3144 | case NDIS_80211_TYPE_OFDM_A: |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3145 | priv->caps |= CAP_MODE_80211A; |
| 3146 | break; |
Jussi Kivilinna | aa18294 | 2009-06-04 20:13:19 +0300 | [diff] [blame] | 3147 | case NDIS_80211_TYPE_OFDM_G: |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3148 | priv->caps |= CAP_MODE_80211G; |
| 3149 | break; |
| 3150 | } |
| 3151 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3152 | } |
| 3153 | |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3154 | /* get device 802.11 capabilities, number of PMKIDs */ |
| 3155 | caps = (struct ndis_80211_capability *)caps_buf; |
| 3156 | len = sizeof(caps_buf); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3157 | retval = rndis_query_oid(usbdev, |
| 3158 | cpu_to_le32(RNDIS_OID_802_11_CAPABILITY), |
| 3159 | caps, &len); |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3160 | if (retval >= 0) { |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3161 | netdev_dbg(usbdev->net, "RNDIS_OID_802_11_CAPABILITY -> len %d, " |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3162 | "ver %d, pmkids %d, auth-encr-pairs %d\n", |
| 3163 | le32_to_cpu(caps->length), |
| 3164 | le32_to_cpu(caps->version), |
| 3165 | le32_to_cpu(caps->num_pmkids), |
| 3166 | le32_to_cpu(caps->num_auth_encr_pair)); |
| 3167 | wiphy->max_num_pmkids = le32_to_cpu(caps->num_pmkids); |
| 3168 | } else |
| 3169 | wiphy->max_num_pmkids = 0; |
| 3170 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3171 | return retval; |
| 3172 | } |
| 3173 | |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 3174 | static void rndis_do_cqm(struct usbnet *usbdev, s32 rssi) |
| 3175 | { |
| 3176 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 3177 | enum nl80211_cqm_rssi_threshold_event event; |
| 3178 | int thold, hyst, last_event; |
| 3179 | |
| 3180 | if (priv->cqm_rssi_thold >= 0 || rssi >= 0) |
| 3181 | return; |
| 3182 | if (priv->infra_mode != NDIS_80211_INFRA_INFRA) |
| 3183 | return; |
| 3184 | |
| 3185 | last_event = priv->last_cqm_event_rssi; |
| 3186 | thold = priv->cqm_rssi_thold; |
| 3187 | hyst = priv->cqm_rssi_hyst; |
| 3188 | |
| 3189 | if (rssi < thold && (last_event == 0 || rssi < last_event - hyst)) |
| 3190 | event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW; |
| 3191 | else if (rssi > thold && (last_event == 0 || rssi > last_event + hyst)) |
| 3192 | event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH; |
| 3193 | else |
| 3194 | return; |
| 3195 | |
| 3196 | priv->last_cqm_event_rssi = rssi; |
| 3197 | cfg80211_cqm_rssi_notify(usbdev->net, event, GFP_KERNEL); |
| 3198 | } |
| 3199 | |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3200 | #define DEVICE_POLLER_JIFFIES (HZ) |
| 3201 | static void rndis_device_poller(struct work_struct *work) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3202 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3203 | struct rndis_wlan_private *priv = |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3204 | container_of(work, struct rndis_wlan_private, |
| 3205 | dev_poller_work.work); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3206 | struct usbnet *usbdev = priv->usbdev; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3207 | __le32 rssi, tmp; |
Jussi Kivilinna | a97b1f3 | 2008-02-06 15:36:10 +0200 | [diff] [blame] | 3208 | int len, ret, j; |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3209 | int update_jiffies = DEVICE_POLLER_JIFFIES; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3210 | void *buf; |
| 3211 | |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 3212 | /* Only check/do workaround when connected. Calling is_associated() |
| 3213 | * also polls device with rndis_command() and catches for media link |
| 3214 | * indications. |
| 3215 | */ |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3216 | if (!is_associated(usbdev)) { |
| 3217 | /* Workaround bad scanning in BCM4320a devices with active |
| 3218 | * background scanning when not associated. |
| 3219 | */ |
| 3220 | if (priv->device_type == RNDIS_BCM4320A && priv->radio_on && |
| 3221 | !priv->scan_request) { |
| 3222 | /* Get previous scan results */ |
| 3223 | rndis_check_bssid_list(usbdev, NULL, NULL); |
| 3224 | |
| 3225 | /* Initiate new scan */ |
| 3226 | rndis_start_bssid_list_scan(usbdev); |
| 3227 | } |
| 3228 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3229 | goto end; |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3230 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3231 | |
| 3232 | len = sizeof(rssi); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3233 | ret = rndis_query_oid(usbdev, cpu_to_le32(RNDIS_OID_802_11_RSSI), |
| 3234 | &rssi, &len); |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 3235 | if (ret == 0) { |
Jussi Kivilinna | 8b89a28 | 2009-08-28 13:28:03 +0300 | [diff] [blame] | 3236 | priv->last_qual = level_to_qual(le32_to_cpu(rssi)); |
Jussi Kivilinna | 49b35bd | 2010-12-21 22:44:42 +0200 | [diff] [blame] | 3237 | rndis_do_cqm(usbdev, le32_to_cpu(rssi)); |
| 3238 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3239 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3240 | netdev_dbg(usbdev->net, "dev-poller: RNDIS_OID_802_11_RSSI -> %d, rssi:%d, qual: %d\n", |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3241 | ret, le32_to_cpu(rssi), level_to_qual(le32_to_cpu(rssi))); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3242 | |
Jussi Kivilinna | a97b1f3 | 2008-02-06 15:36:10 +0200 | [diff] [blame] | 3243 | /* Workaround transfer stalls on poor quality links. |
| 3244 | * TODO: find right way to fix these stalls (as stalls do not happen |
| 3245 | * with ndiswrapper/windows driver). */ |
Jussi Kivilinna | 77593ae | 2009-11-22 20:16:47 +0200 | [diff] [blame] | 3246 | if (priv->param_workaround_interval > 0 && priv->last_qual <= 25) { |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3247 | /* Decrease stats worker interval to catch stalls. |
| 3248 | * faster. Faster than 400-500ms causes packet loss, |
| 3249 | * Slower doesn't catch stalls fast enough. |
| 3250 | */ |
| 3251 | j = msecs_to_jiffies(priv->param_workaround_interval); |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3252 | if (j > DEVICE_POLLER_JIFFIES) |
| 3253 | j = DEVICE_POLLER_JIFFIES; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3254 | else if (j <= 0) |
| 3255 | j = 1; |
| 3256 | update_jiffies = j; |
| 3257 | |
| 3258 | /* Send scan OID. Use of both OIDs is required to get device |
| 3259 | * working. |
| 3260 | */ |
Harvey Harrison | 35c26c2 | 2009-02-14 22:56:56 -0800 | [diff] [blame] | 3261 | tmp = cpu_to_le32(1); |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3262 | rndis_set_oid(usbdev, |
| 3263 | cpu_to_le32(RNDIS_OID_802_11_BSSID_LIST_SCAN), |
| 3264 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3265 | |
| 3266 | len = CONTROL_BUFFER_SIZE; |
| 3267 | buf = kmalloc(len, GFP_KERNEL); |
| 3268 | if (!buf) |
| 3269 | goto end; |
| 3270 | |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3271 | rndis_query_oid(usbdev, |
| 3272 | cpu_to_le32(RNDIS_OID_802_11_BSSID_LIST), |
| 3273 | buf, &len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3274 | kfree(buf); |
| 3275 | } |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3276 | |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3277 | end: |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3278 | if (update_jiffies >= HZ) |
| 3279 | update_jiffies = round_jiffies_relative(update_jiffies); |
| 3280 | else { |
| 3281 | j = round_jiffies_relative(update_jiffies); |
| 3282 | if (abs(j - update_jiffies) <= 10) |
| 3283 | update_jiffies = j; |
| 3284 | } |
| 3285 | |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3286 | queue_delayed_work(priv->workqueue, &priv->dev_poller_work, |
| 3287 | update_jiffies); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3288 | } |
| 3289 | |
Jussi Kivilinna | c5c4fe9 | 2009-09-01 15:33:00 +0300 | [diff] [blame] | 3290 | /* |
| 3291 | * driver/device initialization |
| 3292 | */ |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3293 | static void rndis_copy_module_params(struct usbnet *usbdev, int device_type) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3294 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3295 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3296 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3297 | priv->device_type = device_type; |
| 3298 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3299 | priv->param_country[0] = modparam_country[0]; |
| 3300 | priv->param_country[1] = modparam_country[1]; |
| 3301 | priv->param_country[2] = 0; |
| 3302 | priv->param_frameburst = modparam_frameburst; |
| 3303 | priv->param_afterburner = modparam_afterburner; |
| 3304 | priv->param_power_save = modparam_power_save; |
| 3305 | priv->param_power_output = modparam_power_output; |
| 3306 | priv->param_roamtrigger = modparam_roamtrigger; |
| 3307 | priv->param_roamdelta = modparam_roamdelta; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3308 | |
| 3309 | priv->param_country[0] = toupper(priv->param_country[0]); |
| 3310 | priv->param_country[1] = toupper(priv->param_country[1]); |
| 3311 | /* doesn't support EU as country code, use FI instead */ |
| 3312 | if (!strcmp(priv->param_country, "EU")) |
| 3313 | strcpy(priv->param_country, "FI"); |
| 3314 | |
| 3315 | if (priv->param_power_save < 0) |
| 3316 | priv->param_power_save = 0; |
| 3317 | else if (priv->param_power_save > 2) |
| 3318 | priv->param_power_save = 2; |
| 3319 | |
Jussi Kivilinna | a762483 | 2008-05-27 11:15:08 +0300 | [diff] [blame] | 3320 | if (priv->param_power_output < 0) |
| 3321 | priv->param_power_output = 0; |
| 3322 | else if (priv->param_power_output > 3) |
| 3323 | priv->param_power_output = 3; |
| 3324 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3325 | if (priv->param_roamtrigger < -80) |
| 3326 | priv->param_roamtrigger = -80; |
| 3327 | else if (priv->param_roamtrigger > -60) |
| 3328 | priv->param_roamtrigger = -60; |
| 3329 | |
| 3330 | if (priv->param_roamdelta < 0) |
| 3331 | priv->param_roamdelta = 0; |
| 3332 | else if (priv->param_roamdelta > 2) |
| 3333 | priv->param_roamdelta = 2; |
| 3334 | |
Roel Kluin | 4d381ff | 2008-04-23 22:10:29 +0200 | [diff] [blame] | 3335 | if (modparam_workaround_interval < 0) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3336 | priv->param_workaround_interval = 500; |
Roel Kluin | 4d381ff | 2008-04-23 22:10:29 +0200 | [diff] [blame] | 3337 | else |
| 3338 | priv->param_workaround_interval = modparam_workaround_interval; |
Jussi Kivilinna | cef6e91 | 2009-11-30 21:50:07 +0200 | [diff] [blame] | 3339 | } |
| 3340 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3341 | static int unknown_early_init(struct usbnet *usbdev) |
| 3342 | { |
| 3343 | /* copy module parameters for unknown so that iwconfig reports txpower |
| 3344 | * and workaround parameter is copied to private structure correctly. |
| 3345 | */ |
| 3346 | rndis_copy_module_params(usbdev, RNDIS_UNKNOWN); |
| 3347 | |
| 3348 | /* This is unknown device, so do not try set configuration parameters. |
| 3349 | */ |
| 3350 | |
| 3351 | return 0; |
| 3352 | } |
| 3353 | |
Jussi Kivilinna | cef6e91 | 2009-11-30 21:50:07 +0200 | [diff] [blame] | 3354 | static int bcm4320a_early_init(struct usbnet *usbdev) |
| 3355 | { |
Jussi Kivilinna | 6e850af | 2009-11-30 21:50:13 +0200 | [diff] [blame] | 3356 | /* copy module parameters for bcm4320a so that iwconfig reports txpower |
| 3357 | * and workaround parameter is copied to private structure correctly. |
| 3358 | */ |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3359 | rndis_copy_module_params(usbdev, RNDIS_BCM4320A); |
Jussi Kivilinna | 6e850af | 2009-11-30 21:50:13 +0200 | [diff] [blame] | 3360 | |
Jussi Kivilinna | cef6e91 | 2009-11-30 21:50:07 +0200 | [diff] [blame] | 3361 | /* bcm4320a doesn't handle configuration parameters well. Try |
| 3362 | * set any and you get partially zeroed mac and broken device. |
| 3363 | */ |
| 3364 | |
| 3365 | return 0; |
| 3366 | } |
| 3367 | |
| 3368 | static int bcm4320b_early_init(struct usbnet *usbdev) |
| 3369 | { |
| 3370 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 3371 | char buf[8]; |
| 3372 | |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3373 | rndis_copy_module_params(usbdev, RNDIS_BCM4320B); |
Jussi Kivilinna | cef6e91 | 2009-11-30 21:50:07 +0200 | [diff] [blame] | 3374 | |
| 3375 | /* Early initialization settings, setting these won't have effect |
| 3376 | * if called after generic_rndis_bind(). |
| 3377 | */ |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3378 | |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3379 | rndis_set_config_parameter_str(usbdev, "Country", priv->param_country); |
| 3380 | rndis_set_config_parameter_str(usbdev, "FrameBursting", |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3381 | priv->param_frameburst ? "1" : "0"); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3382 | rndis_set_config_parameter_str(usbdev, "Afterburner", |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3383 | priv->param_afterburner ? "1" : "0"); |
| 3384 | sprintf(buf, "%d", priv->param_power_save); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3385 | rndis_set_config_parameter_str(usbdev, "PowerSaveMode", buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3386 | sprintf(buf, "%d", priv->param_power_output); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3387 | rndis_set_config_parameter_str(usbdev, "PwrOut", buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3388 | sprintf(buf, "%d", priv->param_roamtrigger); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3389 | rndis_set_config_parameter_str(usbdev, "RoamTrigger", buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3390 | sprintf(buf, "%d", priv->param_roamdelta); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3391 | rndis_set_config_parameter_str(usbdev, "RoamDelta", buf); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3392 | |
| 3393 | return 0; |
| 3394 | } |
| 3395 | |
David S. Miller | 23d12e2 | 2009-03-25 00:03:16 -0700 | [diff] [blame] | 3396 | /* same as rndis_netdev_ops but with local multicast handler */ |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3397 | static const struct net_device_ops rndis_wlan_netdev_ops = { |
David S. Miller | 23d12e2 | 2009-03-25 00:03:16 -0700 | [diff] [blame] | 3398 | .ndo_open = usbnet_open, |
| 3399 | .ndo_stop = usbnet_stop, |
| 3400 | .ndo_start_xmit = usbnet_start_xmit, |
| 3401 | .ndo_tx_timeout = usbnet_tx_timeout, |
| 3402 | .ndo_set_mac_address = eth_mac_addr, |
| 3403 | .ndo_validate_addr = eth_validate_addr, |
Jiri Pirko | afc4b13 | 2011-08-16 06:29:01 +0000 | [diff] [blame] | 3404 | .ndo_set_rx_mode = rndis_wlan_set_multicast_list, |
David S. Miller | 23d12e2 | 2009-03-25 00:03:16 -0700 | [diff] [blame] | 3405 | }; |
| 3406 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3407 | static int rndis_wlan_bind(struct usbnet *usbdev, struct usb_interface *intf) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3408 | { |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3409 | struct wiphy *wiphy; |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3410 | struct rndis_wlan_private *priv; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3411 | int retval, len; |
| 3412 | __le32 tmp; |
| 3413 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3414 | /* allocate wiphy and rndis private data |
| 3415 | * NOTE: We only support a single virtual interface, so wiphy |
| 3416 | * and wireless_dev are somewhat synonymous for this device. |
| 3417 | */ |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3418 | wiphy = wiphy_new(&rndis_config_ops, sizeof(struct rndis_wlan_private)); |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3419 | if (!wiphy) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3420 | return -ENOMEM; |
| 3421 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3422 | priv = wiphy_priv(wiphy); |
| 3423 | usbdev->net->ieee80211_ptr = &priv->wdev; |
| 3424 | priv->wdev.wiphy = wiphy; |
| 3425 | priv->wdev.iftype = NL80211_IFTYPE_STATION; |
| 3426 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3427 | /* These have to be initialized before calling generic_rndis_bind(). |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3428 | * Otherwise we'll be in big trouble in rndis_wlan_early_init(). |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3429 | */ |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3430 | usbdev->driver_priv = priv; |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3431 | priv->usbdev = usbdev; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3432 | |
| 3433 | mutex_init(&priv->command_lock); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3434 | |
Jussi Kivilinna | 8d4d99a | 2009-04-21 19:48:07 +0300 | [diff] [blame] | 3435 | /* because rndis_command() sleeps we need to use workqueue */ |
| 3436 | priv->workqueue = create_singlethread_workqueue("rndis_wlan"); |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3437 | INIT_WORK(&priv->work, rndis_wlan_worker); |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3438 | INIT_DELAYED_WORK(&priv->dev_poller_work, rndis_device_poller); |
Jussi Kivilinna | 8d4d99a | 2009-04-21 19:48:07 +0300 | [diff] [blame] | 3439 | INIT_DELAYED_WORK(&priv->scan_work, rndis_get_scan_results); |
| 3440 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3441 | /* try bind rndis_host */ |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3442 | retval = generic_rndis_bind(usbdev, intf, FLAG_RNDIS_PHYM_WIRELESS); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3443 | if (retval < 0) |
| 3444 | goto fail; |
| 3445 | |
| 3446 | /* generic_rndis_bind set packet filter to multicast_all+ |
| 3447 | * promisc mode which doesn't work well for our devices (device |
| 3448 | * picks up rssi to closest station instead of to access point). |
| 3449 | * |
| 3450 | * rndis_host wants to avoid all OID as much as possible |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3451 | * so do promisc/multicast handling in rndis_wlan. |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3452 | */ |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3453 | usbdev->net->netdev_ops = &rndis_wlan_netdev_ops; |
David S. Miller | 23d12e2 | 2009-03-25 00:03:16 -0700 | [diff] [blame] | 3454 | |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3455 | tmp = cpu_to_le32(RNDIS_PACKET_TYPE_DIRECTED | RNDIS_PACKET_TYPE_BROADCAST); |
| 3456 | retval = rndis_set_oid(usbdev, |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 3457 | cpu_to_le32(RNDIS_OID_GEN_CURRENT_PACKET_FILTER), |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3458 | &tmp, sizeof(tmp)); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3459 | |
| 3460 | len = sizeof(tmp); |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3461 | retval = rndis_query_oid(usbdev, |
Linus Walleij | 4cc6c4d | 2012-05-11 22:16:16 +0000 | [diff] [blame^] | 3462 | cpu_to_le32(RNDIS_OID_802_3_MAXIMUM_LIST_SIZE), |
Linus Walleij | 7390e8b | 2012-05-11 22:15:39 +0000 | [diff] [blame] | 3463 | &tmp, &len); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3464 | priv->multicast_size = le32_to_cpu(tmp); |
| 3465 | if (retval < 0 || priv->multicast_size < 0) |
| 3466 | priv->multicast_size = 0; |
| 3467 | if (priv->multicast_size > 0) |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3468 | usbdev->net->flags |= IFF_MULTICAST; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3469 | else |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3470 | usbdev->net->flags &= ~IFF_MULTICAST; |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3471 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3472 | /* fill-out wiphy structure and register w/ cfg80211 */ |
| 3473 | memcpy(wiphy->perm_addr, usbdev->net->dev_addr, ETH_ALEN); |
| 3474 | wiphy->privid = rndis_wiphy_privid; |
| 3475 | wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
| 3476 | | BIT(NL80211_IFTYPE_ADHOC); |
| 3477 | wiphy->max_scan_ssids = 1; |
| 3478 | |
Jussi Kivilinna | 4a7f13e | 2009-08-26 15:53:02 +0300 | [diff] [blame] | 3479 | /* TODO: fill-out band/encr information based on priv->caps */ |
Jussi Kivilinna | 0308383 | 2010-03-04 18:27:24 +0200 | [diff] [blame] | 3480 | rndis_wlan_get_caps(usbdev, wiphy); |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3481 | |
| 3482 | memcpy(priv->channels, rndis_channels, sizeof(rndis_channels)); |
| 3483 | memcpy(priv->rates, rndis_rates, sizeof(rndis_rates)); |
| 3484 | priv->band.channels = priv->channels; |
| 3485 | priv->band.n_channels = ARRAY_SIZE(rndis_channels); |
| 3486 | priv->band.bitrates = priv->rates; |
| 3487 | priv->band.n_bitrates = ARRAY_SIZE(rndis_rates); |
| 3488 | wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; |
Jussi Kivilinna | 4d2a369 | 2009-03-26 23:40:23 +0200 | [diff] [blame] | 3489 | wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3490 | |
Jussi Kivilinna | 4a7f13e | 2009-08-26 15:53:02 +0300 | [diff] [blame] | 3491 | memcpy(priv->cipher_suites, rndis_cipher_suites, |
| 3492 | sizeof(rndis_cipher_suites)); |
| 3493 | wiphy->cipher_suites = priv->cipher_suites; |
| 3494 | wiphy->n_cipher_suites = ARRAY_SIZE(rndis_cipher_suites); |
| 3495 | |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3496 | set_wiphy_dev(wiphy, &usbdev->udev->dev); |
| 3497 | |
| 3498 | if (wiphy_register(wiphy)) { |
Jussi Kivilinna | eb1a685 | 2009-04-21 19:48:15 +0300 | [diff] [blame] | 3499 | retval = -ENODEV; |
| 3500 | goto fail; |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3501 | } |
| 3502 | |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3503 | set_default_iw_params(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3504 | |
Jussi Kivilinna | 40d70dd | 2010-12-21 22:44:49 +0200 | [diff] [blame] | 3505 | priv->power_mode = -1; |
| 3506 | |
Jussi Kivilinna | d75ec2b | 2009-06-16 17:17:21 +0300 | [diff] [blame] | 3507 | /* set default rts/frag */ |
| 3508 | rndis_set_wiphy_params(wiphy, |
| 3509 | WIPHY_PARAM_FRAG_THRESHOLD | WIPHY_PARAM_RTS_THRESHOLD); |
| 3510 | |
Jussi Kivilinna | 21b27be | 2010-12-21 22:44:20 +0200 | [diff] [blame] | 3511 | /* turn radio off on init */ |
| 3512 | priv->radio_on = false; |
| 3513 | disassociate(usbdev, false); |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3514 | netif_carrier_off(usbdev->net); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3515 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3516 | return 0; |
| 3517 | |
| 3518 | fail: |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3519 | cancel_delayed_work_sync(&priv->dev_poller_work); |
Jussi Kivilinna | 8d4d99a | 2009-04-21 19:48:07 +0300 | [diff] [blame] | 3520 | cancel_delayed_work_sync(&priv->scan_work); |
| 3521 | cancel_work_sync(&priv->work); |
| 3522 | flush_workqueue(priv->workqueue); |
| 3523 | destroy_workqueue(priv->workqueue); |
| 3524 | |
Jussi Kivilinna | eb1a685 | 2009-04-21 19:48:15 +0300 | [diff] [blame] | 3525 | wiphy_free(wiphy); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3526 | return retval; |
| 3527 | } |
| 3528 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3529 | static void rndis_wlan_unbind(struct usbnet *usbdev, struct usb_interface *intf) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3530 | { |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3531 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3532 | |
| 3533 | /* turn radio off */ |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 3534 | disassociate(usbdev, false); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3535 | |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3536 | cancel_delayed_work_sync(&priv->dev_poller_work); |
Jussi Kivilinna | 71a7b26 | 2009-03-26 23:40:31 +0200 | [diff] [blame] | 3537 | cancel_delayed_work_sync(&priv->scan_work); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3538 | cancel_work_sync(&priv->work); |
| 3539 | flush_workqueue(priv->workqueue); |
| 3540 | destroy_workqueue(priv->workqueue); |
| 3541 | |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3542 | rndis_unbind(usbdev, intf); |
John W. Linville | 5c8fa4f | 2009-03-26 23:39:53 +0200 | [diff] [blame] | 3543 | |
| 3544 | wiphy_unregister(priv->wdev.wiphy); |
| 3545 | wiphy_free(priv->wdev.wiphy); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3546 | } |
| 3547 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3548 | static int rndis_wlan_reset(struct usbnet *usbdev) |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3549 | { |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3550 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 3551 | int retval; |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3552 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3553 | netdev_dbg(usbdev->net, "%s()\n", __func__); |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3554 | |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 3555 | retval = rndis_reset(usbdev); |
| 3556 | if (retval) |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3557 | netdev_warn(usbdev->net, "rndis_reset failed: %d\n", retval); |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 3558 | |
Jussi Kivilinna | e5a11a8 | 2009-07-30 19:41:42 +0300 | [diff] [blame] | 3559 | /* rndis_reset cleared multicast list, so restore here. |
| 3560 | (set_multicast_list() also turns on current packet filter) */ |
Jussi Kivilinna | 7eaab70 | 2009-07-30 19:41:37 +0300 | [diff] [blame] | 3561 | set_multicast_list(usbdev); |
| 3562 | |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3563 | queue_delayed_work(priv->workqueue, &priv->dev_poller_work, |
| 3564 | round_jiffies_relative(DEVICE_POLLER_JIFFIES)); |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3565 | |
Jussi Kivilinna | a19d729 | 2008-06-02 18:35:44 +0300 | [diff] [blame] | 3566 | return deauthenticate(usbdev); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3567 | } |
| 3568 | |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 3569 | static int rndis_wlan_stop(struct usbnet *usbdev) |
| 3570 | { |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3571 | struct rndis_wlan_private *priv = get_rndis_wlan_priv(usbdev); |
| 3572 | int retval; |
Jussi Kivilinna | e5a11a8 | 2009-07-30 19:41:42 +0300 | [diff] [blame] | 3573 | __le32 filter; |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3574 | |
Joe Perches | 60b8675 | 2010-02-17 10:30:23 +0000 | [diff] [blame] | 3575 | netdev_dbg(usbdev->net, "%s()\n", __func__); |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3576 | |
Jussi Kivilinna | 051ae0b | 2009-09-01 15:32:55 +0300 | [diff] [blame] | 3577 | retval = disassociate(usbdev, false); |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3578 | |
| 3579 | priv->work_pending = 0; |
Jussi Kivilinna | 305e243 | 2009-08-28 13:28:14 +0300 | [diff] [blame] | 3580 | cancel_delayed_work_sync(&priv->dev_poller_work); |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3581 | cancel_delayed_work_sync(&priv->scan_work); |
| 3582 | cancel_work_sync(&priv->work); |
| 3583 | flush_workqueue(priv->workqueue); |
| 3584 | |
Jussi Kivilinna | 005ba2f | 2009-07-30 19:41:31 +0300 | [diff] [blame] | 3585 | if (priv->scan_request) { |
| 3586 | cfg80211_scan_done(priv->scan_request, true); |
| 3587 | priv->scan_request = NULL; |
| 3588 | } |
| 3589 | |
Jussi Kivilinna | e5a11a8 | 2009-07-30 19:41:42 +0300 | [diff] [blame] | 3590 | /* Set current packet filter zero to block receiving data packets from |
| 3591 | device. */ |
| 3592 | filter = 0; |
Linus Walleij | 8cdddc3 | 2012-05-11 22:16:08 +0000 | [diff] [blame] | 3593 | rndis_set_oid(usbdev, cpu_to_le32(RNDIS_OID_GEN_CURRENT_PACKET_FILTER), &filter, |
Jussi Kivilinna | e5a11a8 | 2009-07-30 19:41:42 +0300 | [diff] [blame] | 3594 | sizeof(filter)); |
| 3595 | |
Jussi Kivilinna | 110736d | 2009-07-30 19:41:26 +0300 | [diff] [blame] | 3596 | return retval; |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 3597 | } |
| 3598 | |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3599 | static const struct driver_info bcm4320b_info = { |
| 3600 | .description = "Wireless RNDIS device, BCM4320b based", |
Jussi Kivilinna | 1487cd5 | 2009-07-30 19:41:20 +0300 | [diff] [blame] | 3601 | .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | |
| 3602 | FLAG_AVOID_UNLINK_URBS, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3603 | .bind = rndis_wlan_bind, |
| 3604 | .unbind = rndis_wlan_unbind, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3605 | .status = rndis_status, |
| 3606 | .rx_fixup = rndis_rx_fixup, |
| 3607 | .tx_fixup = rndis_tx_fixup, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3608 | .reset = rndis_wlan_reset, |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 3609 | .stop = rndis_wlan_stop, |
Jussi Kivilinna | 59620e9 | 2009-05-22 11:58:36 +0300 | [diff] [blame] | 3610 | .early_init = bcm4320b_early_init, |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3611 | .indication = rndis_wlan_indication, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3612 | }; |
| 3613 | |
| 3614 | static const struct driver_info bcm4320a_info = { |
| 3615 | .description = "Wireless RNDIS device, BCM4320a based", |
Jussi Kivilinna | 1487cd5 | 2009-07-30 19:41:20 +0300 | [diff] [blame] | 3616 | .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | |
| 3617 | FLAG_AVOID_UNLINK_URBS, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3618 | .bind = rndis_wlan_bind, |
| 3619 | .unbind = rndis_wlan_unbind, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3620 | .status = rndis_status, |
| 3621 | .rx_fixup = rndis_rx_fixup, |
| 3622 | .tx_fixup = rndis_tx_fixup, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3623 | .reset = rndis_wlan_reset, |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 3624 | .stop = rndis_wlan_stop, |
Jussi Kivilinna | 59620e9 | 2009-05-22 11:58:36 +0300 | [diff] [blame] | 3625 | .early_init = bcm4320a_early_init, |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3626 | .indication = rndis_wlan_indication, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3627 | }; |
| 3628 | |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3629 | static const struct driver_info rndis_wlan_info = { |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3630 | .description = "Wireless RNDIS device", |
Jussi Kivilinna | 1487cd5 | 2009-07-30 19:41:20 +0300 | [diff] [blame] | 3631 | .flags = FLAG_WLAN | FLAG_FRAMING_RN | FLAG_NO_SETINT | |
| 3632 | FLAG_AVOID_UNLINK_URBS, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3633 | .bind = rndis_wlan_bind, |
| 3634 | .unbind = rndis_wlan_unbind, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3635 | .status = rndis_status, |
| 3636 | .rx_fixup = rndis_rx_fixup, |
| 3637 | .tx_fixup = rndis_tx_fixup, |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3638 | .reset = rndis_wlan_reset, |
Jussi Kivilinna | 222ec50 | 2009-06-16 17:17:32 +0300 | [diff] [blame] | 3639 | .stop = rndis_wlan_stop, |
Jussi Kivilinna | 5cb56af | 2010-11-09 19:25:56 +0200 | [diff] [blame] | 3640 | .early_init = unknown_early_init, |
Jussi Kivilinna | 2a4901b | 2009-07-30 19:41:52 +0300 | [diff] [blame] | 3641 | .indication = rndis_wlan_indication, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3642 | }; |
| 3643 | |
| 3644 | /*-------------------------------------------------------------------------*/ |
| 3645 | |
| 3646 | static const struct usb_device_id products [] = { |
| 3647 | #define RNDIS_MASTER_INTERFACE \ |
| 3648 | .bInterfaceClass = USB_CLASS_COMM, \ |
| 3649 | .bInterfaceSubClass = 2 /* ACM */, \ |
| 3650 | .bInterfaceProtocol = 0x0ff |
| 3651 | |
| 3652 | /* INF driver for these devices have DriverVer >= 4.xx.xx.xx and many custom |
| 3653 | * parameters available. Chipset marked as 'BCM4320SKFBG' in NDISwrapper-wiki. |
| 3654 | */ |
| 3655 | { |
| 3656 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3657 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3658 | .idVendor = 0x0411, |
| 3659 | .idProduct = 0x00bc, /* Buffalo WLI-U2-KG125S */ |
| 3660 | RNDIS_MASTER_INTERFACE, |
| 3661 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3662 | }, { |
| 3663 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3664 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3665 | .idVendor = 0x0baf, |
| 3666 | .idProduct = 0x011b, /* U.S. Robotics USR5421 */ |
| 3667 | RNDIS_MASTER_INTERFACE, |
| 3668 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3669 | }, { |
| 3670 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3671 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3672 | .idVendor = 0x050d, |
| 3673 | .idProduct = 0x011b, /* Belkin F5D7051 */ |
| 3674 | RNDIS_MASTER_INTERFACE, |
| 3675 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3676 | }, { |
| 3677 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3678 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3679 | .idVendor = 0x1799, /* Belkin has two vendor ids */ |
| 3680 | .idProduct = 0x011b, /* Belkin F5D7051 */ |
| 3681 | RNDIS_MASTER_INTERFACE, |
| 3682 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3683 | }, { |
| 3684 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3685 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3686 | .idVendor = 0x13b1, |
| 3687 | .idProduct = 0x0014, /* Linksys WUSB54GSv2 */ |
| 3688 | RNDIS_MASTER_INTERFACE, |
| 3689 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3690 | }, { |
| 3691 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3692 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3693 | .idVendor = 0x13b1, |
| 3694 | .idProduct = 0x0026, /* Linksys WUSB54GSC */ |
| 3695 | RNDIS_MASTER_INTERFACE, |
| 3696 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3697 | }, { |
| 3698 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3699 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3700 | .idVendor = 0x0b05, |
| 3701 | .idProduct = 0x1717, /* Asus WL169gE */ |
| 3702 | RNDIS_MASTER_INTERFACE, |
| 3703 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3704 | }, { |
| 3705 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3706 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3707 | .idVendor = 0x0a5c, |
| 3708 | .idProduct = 0xd11b, /* Eminent EM4045 */ |
| 3709 | RNDIS_MASTER_INTERFACE, |
| 3710 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3711 | }, { |
| 3712 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3713 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3714 | .idVendor = 0x1690, |
| 3715 | .idProduct = 0x0715, /* BT Voyager 1055 */ |
| 3716 | RNDIS_MASTER_INTERFACE, |
| 3717 | .driver_info = (unsigned long) &bcm4320b_info, |
| 3718 | }, |
| 3719 | /* These devices have DriverVer < 4.xx.xx.xx and do not have any custom |
| 3720 | * parameters available, hardware probably contain older firmware version with |
| 3721 | * no way of updating. Chipset marked as 'BCM4320????' in NDISwrapper-wiki. |
| 3722 | */ |
| 3723 | { |
| 3724 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3725 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3726 | .idVendor = 0x13b1, |
| 3727 | .idProduct = 0x000e, /* Linksys WUSB54GSv1 */ |
| 3728 | RNDIS_MASTER_INTERFACE, |
| 3729 | .driver_info = (unsigned long) &bcm4320a_info, |
| 3730 | }, { |
| 3731 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3732 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3733 | .idVendor = 0x0baf, |
| 3734 | .idProduct = 0x0111, /* U.S. Robotics USR5420 */ |
| 3735 | RNDIS_MASTER_INTERFACE, |
| 3736 | .driver_info = (unsigned long) &bcm4320a_info, |
| 3737 | }, { |
| 3738 | .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| 3739 | | USB_DEVICE_ID_MATCH_DEVICE, |
| 3740 | .idVendor = 0x0411, |
| 3741 | .idProduct = 0x004b, /* BUFFALO WLI-USB-G54 */ |
| 3742 | RNDIS_MASTER_INTERFACE, |
| 3743 | .driver_info = (unsigned long) &bcm4320a_info, |
| 3744 | }, |
| 3745 | /* Generic Wireless RNDIS devices that we don't have exact |
| 3746 | * idVendor/idProduct/chip yet. |
| 3747 | */ |
| 3748 | { |
| 3749 | /* RNDIS is MSFT's un-official variant of CDC ACM */ |
| 3750 | USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff), |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3751 | .driver_info = (unsigned long) &rndis_wlan_info, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3752 | }, { |
| 3753 | /* "ActiveSync" is an undocumented variant of RNDIS, used in WM5 */ |
| 3754 | USB_INTERFACE_INFO(USB_CLASS_MISC, 1, 1), |
Jussi Kivilinna | 582241a0 | 2009-06-04 20:13:25 +0300 | [diff] [blame] | 3755 | .driver_info = (unsigned long) &rndis_wlan_info, |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3756 | }, |
| 3757 | { }, // END |
| 3758 | }; |
| 3759 | MODULE_DEVICE_TABLE(usb, products); |
| 3760 | |
| 3761 | static struct usb_driver rndis_wlan_driver = { |
| 3762 | .name = "rndis_wlan", |
| 3763 | .id_table = products, |
| 3764 | .probe = usbnet_probe, |
| 3765 | .disconnect = usbnet_disconnect, |
| 3766 | .suspend = usbnet_suspend, |
| 3767 | .resume = usbnet_resume, |
| 3768 | }; |
| 3769 | |
Greg Kroah-Hartman | d632eb1 | 2011-11-18 09:44:20 -0800 | [diff] [blame] | 3770 | module_usb_driver(rndis_wlan_driver); |
Jussi Kivilinna | bf164cc | 2008-01-26 00:51:51 +0200 | [diff] [blame] | 3771 | |
| 3772 | MODULE_AUTHOR("Bjorge Dijkstra"); |
| 3773 | MODULE_AUTHOR("Jussi Kivilinna"); |
| 3774 | MODULE_DESCRIPTION("Driver for RNDIS based USB Wireless adapters"); |
| 3775 | MODULE_LICENSE("GPL"); |
| 3776 | |