1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * PS3 gelic network driver. 4 * 5 * Copyright (C) 2007 Sony Computer Entertainment Inc. 6 * Copyright 2007 Sony Corporation 7 */ 8 #ifndef _GELIC_WIRELESS_H 9 #define _GELIC_WIRELESS_H 10 11 #include <linux/wireless.h> 12 #include <net/iw_handler.h> 13 14 15 /* return value from GELIC_LV1_GET_WLAN_EVENT netcontrol */ 16 enum gelic_lv1_wl_event { 17 GELIC_LV1_WL_EVENT_DEVICE_READY = 0x01, /* Eurus ready */ 18 GELIC_LV1_WL_EVENT_SCAN_COMPLETED = 0x02, /* Scan has completed */ 19 GELIC_LV1_WL_EVENT_DEAUTH = 0x04, /* Deauthed by the AP */ 20 GELIC_LV1_WL_EVENT_BEACON_LOST = 0x08, /* Beacon lost detected */ 21 GELIC_LV1_WL_EVENT_CONNECTED = 0x10, /* Connected to AP */ 22 GELIC_LV1_WL_EVENT_WPA_CONNECTED = 0x20, /* WPA connection */ 23 GELIC_LV1_WL_EVENT_WPA_ERROR = 0x40, /* MIC error */ 24 }; 25 26 /* arguments for GELIC_LV1_POST_WLAN_COMMAND netcontrol */ 27 enum gelic_eurus_command { 28 GELIC_EURUS_CMD_ASSOC = 1, /* association start */ 29 GELIC_EURUS_CMD_DISASSOC = 2, /* disassociate */ 30 GELIC_EURUS_CMD_START_SCAN = 3, /* scan start */ 31 GELIC_EURUS_CMD_GET_SCAN = 4, /* get scan result */ 32 GELIC_EURUS_CMD_SET_COMMON_CFG = 5, /* set common config */ 33 GELIC_EURUS_CMD_GET_COMMON_CFG = 6, /* set common config */ 34 GELIC_EURUS_CMD_SET_WEP_CFG = 7, /* set WEP config */ 35 GELIC_EURUS_CMD_GET_WEP_CFG = 8, /* get WEP config */ 36 GELIC_EURUS_CMD_SET_WPA_CFG = 9, /* set WPA config */ 37 GELIC_EURUS_CMD_GET_WPA_CFG = 10, /* get WPA config */ 38 GELIC_EURUS_CMD_GET_RSSI_CFG = 11, /* get RSSI info. */ 39 GELIC_EURUS_CMD_MAX_INDEX 40 }; 41 42 /* for GELIC_EURUS_CMD_COMMON_CFG */ 43 enum gelic_eurus_bss_type { 44 GELIC_EURUS_BSS_INFRA = 0, 45 GELIC_EURUS_BSS_ADHOC = 1, /* not supported */ 46 }; 47 48 enum gelic_eurus_auth_method { 49 GELIC_EURUS_AUTH_OPEN = 0, /* FIXME: WLAN_AUTH_OPEN */ 50 GELIC_EURUS_AUTH_SHARED = 1, /* not supported */ 51 }; 52 53 enum gelic_eurus_opmode { 54 GELIC_EURUS_OPMODE_11BG = 0, /* 802.11b/g */ 55 GELIC_EURUS_OPMODE_11B = 1, /* 802.11b only */ 56 GELIC_EURUS_OPMODE_11G = 2, /* 802.11g only */ 57 }; 58 59 struct gelic_eurus_common_cfg { 60 /* all fields are big endian */ 61 u16 scan_index; 62 u16 bss_type; /* infra or adhoc */ 63 u16 auth_method; /* shared key or open */ 64 u16 op_mode; /* B/G */ 65 } __packed; 66 67 68 /* for GELIC_EURUS_CMD_WEP_CFG */ 69 enum gelic_eurus_wep_security { 70 GELIC_EURUS_WEP_SEC_NONE = 0, 71 GELIC_EURUS_WEP_SEC_40BIT = 1, 72 GELIC_EURUS_WEP_SEC_104BIT = 2, 73 }; 74 75 struct gelic_eurus_wep_cfg { 76 /* all fields are big endian */ 77 u16 security; 78 u8 key[4][16]; 79 } __packed; 80 81 /* for GELIC_EURUS_CMD_WPA_CFG */ 82 enum gelic_eurus_wpa_security { 83 GELIC_EURUS_WPA_SEC_NONE = 0x0000, 84 /* group=TKIP, pairwise=TKIP */ 85 GELIC_EURUS_WPA_SEC_WPA_TKIP_TKIP = 0x0001, 86 /* group=AES, pairwise=AES */ 87 GELIC_EURUS_WPA_SEC_WPA_AES_AES = 0x0002, 88 /* group=TKIP, pairwise=TKIP */ 89 GELIC_EURUS_WPA_SEC_WPA2_TKIP_TKIP = 0x0004, 90 /* group=AES, pairwise=AES */ 91 GELIC_EURUS_WPA_SEC_WPA2_AES_AES = 0x0008, 92 /* group=TKIP, pairwise=AES */ 93 GELIC_EURUS_WPA_SEC_WPA_TKIP_AES = 0x0010, 94 /* group=TKIP, pairwise=AES */ 95 GELIC_EURUS_WPA_SEC_WPA2_TKIP_AES = 0x0020, 96 }; 97 98 enum gelic_eurus_wpa_psk_type { 99 GELIC_EURUS_WPA_PSK_PASSPHRASE = 0, /* passphrase string */ 100 GELIC_EURUS_WPA_PSK_BIN = 1, /* 32 bytes binary key */ 101 }; 102 103 #define GELIC_WL_EURUS_PSK_MAX_LEN 64 104 #define WPA_PSK_LEN 32 /* WPA spec says 256bit */ 105 106 struct gelic_eurus_wpa_cfg { 107 /* all fields are big endian */ 108 u16 security; 109 u16 psk_type; /* psk key encoding type */ 110 u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN]; /* psk key; hex or passphrase */ 111 } __packed; 112 113 /* for GELIC_EURUS_CMD_{START,GET}_SCAN */ 114 enum gelic_eurus_scan_capability { 115 GELIC_EURUS_SCAN_CAP_ADHOC = 0x0000, 116 GELIC_EURUS_SCAN_CAP_INFRA = 0x0001, 117 GELIC_EURUS_SCAN_CAP_MASK = 0x0001, 118 }; 119 120 enum gelic_eurus_scan_sec_type { 121 GELIC_EURUS_SCAN_SEC_NONE = 0x0000, 122 GELIC_EURUS_SCAN_SEC_WEP = 0x0100, 123 GELIC_EURUS_SCAN_SEC_WPA = 0x0200, 124 GELIC_EURUS_SCAN_SEC_WPA2 = 0x0400, 125 GELIC_EURUS_SCAN_SEC_MASK = 0x0f00, 126 }; 127 128 enum gelic_eurus_scan_sec_wep_type { 129 GELIC_EURUS_SCAN_SEC_WEP_UNKNOWN = 0x0000, 130 GELIC_EURUS_SCAN_SEC_WEP_40 = 0x0001, 131 GELIC_EURUS_SCAN_SEC_WEP_104 = 0x0002, 132 GELIC_EURUS_SCAN_SEC_WEP_MASK = 0x0003, 133 }; 134 135 enum gelic_eurus_scan_sec_wpa_type { 136 GELIC_EURUS_SCAN_SEC_WPA_UNKNOWN = 0x0000, 137 GELIC_EURUS_SCAN_SEC_WPA_TKIP = 0x0001, 138 GELIC_EURUS_SCAN_SEC_WPA_AES = 0x0002, 139 GELIC_EURUS_SCAN_SEC_WPA_MASK = 0x0003, 140 }; 141 142 /* 143 * hw BSS information structure returned from GELIC_EURUS_CMD_GET_SCAN 144 */ 145 struct gelic_eurus_scan_info { 146 /* all fields are big endian */ 147 __be16 size; 148 __be16 rssi; /* percentage */ 149 __be16 channel; /* channel number */ 150 __be16 beacon_period; /* FIXME: in msec unit */ 151 __be16 capability; 152 __be16 security; 153 u8 bssid[8]; /* last ETH_ALEN are valid. bssid[0],[1] are unused */ 154 u8 essid[32]; /* IW_ESSID_MAX_SIZE */ 155 u8 rate[16]; /* first 12 are valid */ 156 u8 ext_rate[16]; /* first 16 are valid */ 157 __be32 reserved1; 158 __be32 reserved2; 159 __be32 reserved3; 160 __be32 reserved4; 161 u8 elements[]; /* ie */ 162 } __packed; 163 164 /* the hypervisor returns bbs up to 16 */ 165 #define GELIC_EURUS_MAX_SCAN (16) 166 struct gelic_wl_scan_info { 167 struct list_head list; 168 struct gelic_eurus_scan_info *hwinfo; 169 170 int valid; /* set 1 if this entry was in latest scanned list 171 * from Eurus */ 172 unsigned int eurus_index; /* index in the Eurus list */ 173 unsigned long last_scanned; /* acquired time */ 174 175 unsigned int rate_len; 176 unsigned int rate_ext_len; 177 unsigned int essid_len; 178 }; 179 180 /* for GELIC_EURUS_CMD_GET_RSSI */ 181 struct gelic_eurus_rssi_info { 182 /* big endian */ 183 __be16 rssi; 184 } __packed; 185 186 187 /* for 'stat' member of gelic_wl_info */ 188 enum gelic_wl_info_status_bit { 189 GELIC_WL_STAT_CONFIGURED, 190 GELIC_WL_STAT_CH_INFO, /* ch info acquired */ 191 GELIC_WL_STAT_ESSID_SET, /* ESSID specified by userspace */ 192 GELIC_WL_STAT_BSSID_SET, /* BSSID specified by userspace */ 193 GELIC_WL_STAT_WPA_PSK_SET, /* PMK specified by userspace */ 194 GELIC_WL_STAT_WPA_LEVEL_SET, /* WEP or WPA[2] selected */ 195 }; 196 197 /* for 'scan_stat' member of gelic_wl_info */ 198 enum gelic_wl_scan_state { 199 /* just initialized or get last scan result failed */ 200 GELIC_WL_SCAN_STAT_INIT, 201 /* scan request issued, accepted or chip is scanning */ 202 GELIC_WL_SCAN_STAT_SCANNING, 203 /* scan results retrieved */ 204 GELIC_WL_SCAN_STAT_GOT_LIST, 205 }; 206 207 /* for 'cipher_method' */ 208 enum gelic_wl_cipher_method { 209 GELIC_WL_CIPHER_NONE, 210 GELIC_WL_CIPHER_WEP, 211 GELIC_WL_CIPHER_TKIP, 212 GELIC_WL_CIPHER_AES, 213 }; 214 215 /* for 'wpa_level' */ 216 enum gelic_wl_wpa_level { 217 GELIC_WL_WPA_LEVEL_NONE, 218 GELIC_WL_WPA_LEVEL_WPA, 219 GELIC_WL_WPA_LEVEL_WPA2, 220 }; 221 222 /* for 'assoc_stat' */ 223 enum gelic_wl_assoc_state { 224 GELIC_WL_ASSOC_STAT_DISCONN, 225 GELIC_WL_ASSOC_STAT_ASSOCIATING, 226 GELIC_WL_ASSOC_STAT_ASSOCIATED, 227 }; 228 /* part of private data alloc_etherdev() allocated */ 229 #define GELIC_WEP_KEYS 4 230 struct gelic_wl_info { 231 /* bss list */ 232 struct mutex scan_lock; 233 struct list_head network_list; 234 struct list_head network_free_list; 235 struct gelic_wl_scan_info *networks; 236 237 unsigned long scan_age; /* last scanned time */ 238 enum gelic_wl_scan_state scan_stat; 239 struct completion scan_done; 240 241 /* eurus command queue */ 242 struct workqueue_struct *eurus_cmd_queue; 243 struct completion cmd_done_intr; 244 245 /* eurus event handling */ 246 struct workqueue_struct *event_queue; 247 struct delayed_work event_work; 248 249 /* wl status bits */ 250 unsigned long stat; 251 enum gelic_eurus_auth_method auth_method; /* open/shared */ 252 enum gelic_wl_cipher_method group_cipher_method; 253 enum gelic_wl_cipher_method pairwise_cipher_method; 254 enum gelic_wl_wpa_level wpa_level; /* wpa/wpa2 */ 255 256 /* association handling */ 257 struct mutex assoc_stat_lock; 258 struct delayed_work assoc_work; 259 enum gelic_wl_assoc_state assoc_stat; 260 struct completion assoc_done; 261 262 spinlock_t lock; 263 u16 ch_info; /* available channels. bit0 = ch1 */ 264 /* WEP keys */ 265 u8 key[GELIC_WEP_KEYS][IW_ENCODING_TOKEN_MAX]; 266 unsigned long key_enabled; 267 unsigned int key_len[GELIC_WEP_KEYS]; 268 unsigned int current_key; 269 /* WWPA PSK */ 270 u8 psk[GELIC_WL_EURUS_PSK_MAX_LEN]; 271 enum gelic_eurus_wpa_psk_type psk_type; 272 unsigned int psk_len; 273 274 u8 essid[IW_ESSID_MAX_SIZE]; 275 u8 bssid[ETH_ALEN]; /* userland requested */ 276 u8 active_bssid[ETH_ALEN]; /* associated bssid */ 277 unsigned int essid_len; 278 279 struct iw_statistics iwstat; 280 }; 281 282 #define GELIC_WL_BSS_MAX_ENT 32 283 #define GELIC_WL_ASSOC_RETRY 50 284 static inline struct gelic_port *wl_port(struct gelic_wl_info *wl) 285 { 286 return container_of((void *)wl, struct gelic_port, priv); 287 } 288 static inline struct gelic_wl_info *port_wl(struct gelic_port *port) 289 { 290 return port_priv(port); 291 } 292 293 struct gelic_eurus_cmd { 294 struct work_struct work; 295 struct gelic_wl_info *wl; 296 unsigned int cmd; /* command code */ 297 u64 tag; 298 u64 size; 299 void *buffer; 300 unsigned int buf_size; 301 struct completion done; 302 int status; 303 u64 cmd_status; 304 }; 305 306 /* private ioctls to pass PSK */ 307 #define GELIC_WL_PRIV_SET_PSK (SIOCIWFIRSTPRIV + 0) 308 #define GELIC_WL_PRIV_GET_PSK (SIOCIWFIRSTPRIV + 1) 309 310 int gelic_wl_driver_probe(struct gelic_card *card); 311 int gelic_wl_driver_remove(struct gelic_card *card); 312 void gelic_wl_interrupt(struct net_device *netdev, u64 status); 313 #endif /* _GELIC_WIRELESS_H */ 314