1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * This file is part of wl1251 4 * 5 * Copyright (c) 1998-2007 Texas Instruments Incorporated 6 * Copyright (C) 2008 Nokia Corporation 7 */ 8 9 #ifndef __WL1251_CMD_H__ 10 #define __WL1251_CMD_H__ 11 12 #include "wl1251.h" 13 14 #include <net/cfg80211.h> 15 16 struct acx_header; 17 18 int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len); 19 int wl1251_cmd_test(struct wl1251 *wl, void *buf, size_t buf_len, u8 answer); 20 int wl1251_cmd_interrogate(struct wl1251 *wl, u16 id, void *buf, size_t len); 21 int wl1251_cmd_configure(struct wl1251 *wl, u16 id, void *buf, size_t len); 22 int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity, 23 void *bitmap, u16 bitmap_len, u8 bitmap_control); 24 int wl1251_cmd_data_path_rx(struct wl1251 *wl, u8 channel, bool enable); 25 int wl1251_cmd_data_path_tx(struct wl1251 *wl, u8 channel, bool enable); 26 int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel, 27 u16 beacon_interval, u8 dtim_interval); 28 int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode); 29 int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer, 30 size_t len); 31 int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id, 32 void *buf, size_t buf_len); 33 int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len, 34 struct ieee80211_channel *channels[], 35 unsigned int n_channels, unsigned int n_probes); 36 int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout); 37 38 /* unit ms */ 39 #define WL1251_COMMAND_TIMEOUT 2000 40 41 enum wl1251_commands { 42 CMD_RESET = 0, 43 CMD_INTERROGATE = 1, /*use this to read information elements*/ 44 CMD_CONFIGURE = 2, /*use this to write information elements*/ 45 CMD_ENABLE_RX = 3, 46 CMD_ENABLE_TX = 4, 47 CMD_DISABLE_RX = 5, 48 CMD_DISABLE_TX = 6, 49 CMD_SCAN = 8, 50 CMD_STOP_SCAN = 9, 51 CMD_VBM = 10, 52 CMD_START_JOIN = 11, 53 CMD_SET_KEYS = 12, 54 CMD_READ_MEMORY = 13, 55 CMD_WRITE_MEMORY = 14, 56 CMD_BEACON = 19, 57 CMD_PROBE_RESP = 20, 58 CMD_NULL_DATA = 21, 59 CMD_PROBE_REQ = 22, 60 CMD_TEST = 23, 61 CMD_RADIO_CALIBRATE = 25, /* OBSOLETE */ 62 CMD_ENABLE_RX_PATH = 27, /* OBSOLETE */ 63 CMD_NOISE_HIST = 28, 64 CMD_RX_RESET = 29, 65 CMD_PS_POLL = 30, 66 CMD_QOS_NULL_DATA = 31, 67 CMD_LNA_CONTROL = 32, 68 CMD_SET_BCN_MODE = 33, 69 CMD_MEASUREMENT = 34, 70 CMD_STOP_MEASUREMENT = 35, 71 CMD_DISCONNECT = 36, 72 CMD_SET_PS_MODE = 37, 73 CMD_CHANNEL_SWITCH = 38, 74 CMD_STOP_CHANNEL_SWICTH = 39, 75 CMD_AP_DISCOVERY = 40, 76 CMD_STOP_AP_DISCOVERY = 41, 77 CMD_SPS_SCAN = 42, 78 CMD_STOP_SPS_SCAN = 43, 79 CMD_HEALTH_CHECK = 45, 80 CMD_DEBUG = 46, 81 CMD_TRIGGER_SCAN_TO = 47, 82 83 NUM_COMMANDS, 84 MAX_COMMAND_ID = 0xFFFF, 85 }; 86 87 #define MAX_CMD_PARAMS 572 88 89 struct wl1251_cmd_header { 90 u16 id; 91 u16 status; 92 /* payload */ 93 u8 data[]; 94 } __packed; 95 96 struct wl1251_command { 97 struct wl1251_cmd_header header; 98 u8 parameters[MAX_CMD_PARAMS]; 99 } __packed; 100 101 enum { 102 CMD_MAILBOX_IDLE = 0, 103 CMD_STATUS_SUCCESS = 1, 104 CMD_STATUS_UNKNOWN_CMD = 2, 105 CMD_STATUS_UNKNOWN_IE = 3, 106 CMD_STATUS_REJECT_MEAS_SG_ACTIVE = 11, 107 CMD_STATUS_RX_BUSY = 13, 108 CMD_STATUS_INVALID_PARAM = 14, 109 CMD_STATUS_TEMPLATE_TOO_LARGE = 15, 110 CMD_STATUS_OUT_OF_MEMORY = 16, 111 CMD_STATUS_STA_TABLE_FULL = 17, 112 CMD_STATUS_RADIO_ERROR = 18, 113 CMD_STATUS_WRONG_NESTING = 19, 114 CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/ 115 CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/ 116 MAX_COMMAND_STATUS = 0xff 117 }; 118 119 120 /* 121 * CMD_READ_MEMORY 122 * 123 * The host issues this command to read the WiLink device memory/registers. 124 * 125 * Note: The Base Band address has special handling (16 bits registers and 126 * addresses). For more information, see the hardware specification. 127 */ 128 /* 129 * CMD_WRITE_MEMORY 130 * 131 * The host issues this command to write the WiLink device memory/registers. 132 * 133 * The Base Band address has special handling (16 bits registers and 134 * addresses). For more information, see the hardware specification. 135 */ 136 #define MAX_READ_SIZE 256 137 138 struct cmd_read_write_memory { 139 struct wl1251_cmd_header header; 140 141 /* The address of the memory to read from or write to.*/ 142 u32 addr; 143 144 /* The amount of data in bytes to read from or write to the WiLink 145 * device.*/ 146 u32 size; 147 148 /* The actual value read from or written to the Wilink. The source 149 of this field is the Host in WRITE command or the Wilink in READ 150 command. */ 151 u8 value[MAX_READ_SIZE]; 152 } __packed; 153 154 #define CMDMBOX_HEADER_LEN 4 155 #define CMDMBOX_INFO_ELEM_HEADER_LEN 4 156 157 #define WL1251_SCAN_OPT_PASSIVE 1 158 #define WL1251_SCAN_OPT_5GHZ_BAND 2 159 #define WL1251_SCAN_OPT_TRIGGERD_SCAN 4 160 #define WL1251_SCAN_OPT_PRIORITY_HIGH 8 161 162 #define WL1251_SCAN_MIN_DURATION 30000 163 #define WL1251_SCAN_MAX_DURATION 60000 164 165 #define WL1251_SCAN_NUM_PROBES 3 166 167 struct wl1251_scan_parameters { 168 __le32 rx_config_options; 169 __le32 rx_filter_options; 170 171 /* 172 * Scan options: 173 * bit 0: When this bit is set, passive scan. 174 * bit 1: Band, when this bit is set we scan 175 * in the 5Ghz band. 176 * bit 2: voice mode, 0 for normal scan. 177 * bit 3: scan priority, 1 for high priority. 178 */ 179 __le16 scan_options; 180 181 /* Number of channels to scan */ 182 u8 num_channels; 183 184 /* Number opf probe requests to send, per channel */ 185 u8 num_probe_requests; 186 187 /* Rate and modulation for probe requests */ 188 __le16 tx_rate; 189 190 u8 tid_trigger; 191 u8 ssid_len; 192 u8 ssid[32]; 193 194 } __packed; 195 196 struct wl1251_scan_ch_parameters { 197 __le32 min_duration; /* in TU */ 198 __le32 max_duration; /* in TU */ 199 u32 bssid_lsb; 200 u16 bssid_msb; 201 202 /* 203 * bits 0-3: Early termination count. 204 * bits 4-5: Early termination condition. 205 */ 206 u8 early_termination; 207 208 u8 tx_power_att; 209 u8 channel; 210 u8 pad[3]; 211 } __packed; 212 213 /* SCAN parameters */ 214 #define SCAN_MAX_NUM_OF_CHANNELS 16 215 216 struct wl1251_cmd_scan { 217 struct wl1251_cmd_header header; 218 219 struct wl1251_scan_parameters params; 220 struct wl1251_scan_ch_parameters channels[SCAN_MAX_NUM_OF_CHANNELS]; 221 } __packed; 222 223 enum { 224 BSS_TYPE_IBSS = 0, 225 BSS_TYPE_STA_BSS = 2, 226 BSS_TYPE_AP_BSS = 3, 227 MAX_BSS_TYPE = 0xFF 228 }; 229 230 #define JOIN_CMD_CTRL_TX_FLUSH 0x80 /* Firmware flushes all Tx */ 231 #define JOIN_CMD_CTRL_EARLY_WAKEUP_ENABLE 0x01 /* Early wakeup time */ 232 233 234 struct cmd_join { 235 struct wl1251_cmd_header header; 236 237 u32 bssid_lsb; 238 u16 bssid_msb; 239 u16 beacon_interval; /* in TBTTs */ 240 u32 rx_config_options; 241 u32 rx_filter_options; 242 243 /* 244 * The target uses this field to determine the rate at 245 * which to transmit control frame responses (such as 246 * ACK or CTS frames). 247 */ 248 u16 basic_rate_set; 249 u8 dtim_interval; 250 u8 tx_ctrl_frame_rate; /* OBSOLETE */ 251 u8 tx_ctrl_frame_mod; /* OBSOLETE */ 252 /* 253 * bits 0-2: This bitwise field specifies the type 254 * of BSS to start or join (BSS_TYPE_*). 255 * bit 4: Band - The radio band in which to join 256 * or start. 257 * 0 - 2.4GHz band 258 * 1 - 5GHz band 259 * bits 3, 5-7: Reserved 260 */ 261 u8 bss_type; 262 u8 channel; 263 u8 ssid_len; 264 u8 ssid[IEEE80211_MAX_SSID_LEN]; 265 u8 ctrl; /* JOIN_CMD_CTRL_* */ 266 u8 tx_mgt_frame_rate; /* OBSOLETE */ 267 u8 tx_mgt_frame_mod; /* OBSOLETE */ 268 u8 reserved; 269 } __packed; 270 271 struct cmd_enabledisable_path { 272 struct wl1251_cmd_header header; 273 274 u8 channel; 275 u8 padding[3]; 276 } __packed; 277 278 #define WL1251_MAX_TEMPLATE_SIZE 300 279 280 struct wl1251_cmd_packet_template { 281 struct wl1251_cmd_header header; 282 283 __le16 size; 284 u8 data[]; 285 } __packed; 286 287 #define TIM_ELE_ID 5 288 #define PARTIAL_VBM_MAX 251 289 290 struct wl1251_tim { 291 u8 identity; 292 u8 length; 293 u8 dtim_count; 294 u8 dtim_period; 295 u8 bitmap_ctrl; 296 u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */ 297 } __packed; 298 299 /* Virtual Bit Map update */ 300 struct wl1251_cmd_vbm_update { 301 struct wl1251_cmd_header header; 302 __le16 len; 303 u8 padding[2]; 304 struct wl1251_tim tim; 305 } __packed; 306 307 enum wl1251_cmd_ps_mode { 308 CHIP_ACTIVE_MODE, 309 CHIP_POWER_SAVE_MODE 310 }; 311 312 struct wl1251_cmd_ps_params { 313 struct wl1251_cmd_header header; 314 315 u8 ps_mode; /* STATION_* */ 316 u8 send_null_data; /* Do we have to send NULL data packet ? */ 317 u8 retries; /* Number of retires for the initial NULL data packet */ 318 319 /* 320 * TUs during which the target stays awake after switching 321 * to power save mode. 322 */ 323 u8 hang_over_period; 324 u16 null_data_rate; 325 u8 pad[2]; 326 } __packed; 327 328 struct wl1251_cmd_trigger_scan_to { 329 struct wl1251_cmd_header header; 330 331 u32 timeout; 332 } __packed; 333 334 /* HW encryption keys */ 335 #define NUM_ACCESS_CATEGORIES_COPY 4 336 #define MAX_KEY_SIZE 32 337 338 /* When set, disable HW encryption */ 339 #define DF_ENCRYPTION_DISABLE 0x01 340 /* When set, disable HW decryption */ 341 #define DF_SNIFF_MODE_ENABLE 0x80 342 343 enum wl1251_cmd_key_action { 344 KEY_ADD_OR_REPLACE = 1, 345 KEY_REMOVE = 2, 346 KEY_SET_ID = 3, 347 MAX_KEY_ACTION = 0xffff, 348 }; 349 350 enum wl1251_cmd_key_type { 351 KEY_WEP_DEFAULT = 0, 352 KEY_WEP_ADDR = 1, 353 KEY_AES_GROUP = 4, 354 KEY_AES_PAIRWISE = 5, 355 KEY_WEP_GROUP = 6, 356 KEY_TKIP_MIC_GROUP = 10, 357 KEY_TKIP_MIC_PAIRWISE = 11, 358 }; 359 360 /* 361 * 362 * key_type_e key size key format 363 * ---------- --------- ---------- 364 * 0x00 5, 13, 29 Key data 365 * 0x01 5, 13, 29 Key data 366 * 0x04 16 16 bytes of key data 367 * 0x05 16 16 bytes of key data 368 * 0x0a 32 16 bytes of TKIP key data 369 * 8 bytes of RX MIC key data 370 * 8 bytes of TX MIC key data 371 * 0x0b 32 16 bytes of TKIP key data 372 * 8 bytes of RX MIC key data 373 * 8 bytes of TX MIC key data 374 * 375 */ 376 377 struct wl1251_cmd_set_keys { 378 struct wl1251_cmd_header header; 379 380 /* Ignored for default WEP key */ 381 u8 addr[ETH_ALEN]; 382 383 /* key_action_e */ 384 u16 key_action; 385 386 u16 reserved_1; 387 388 /* key size in bytes */ 389 u8 key_size; 390 391 /* key_type_e */ 392 u8 key_type; 393 u8 ssid_profile; 394 395 /* 396 * TKIP, AES: frame's key id field. 397 * For WEP default key: key id; 398 */ 399 u8 id; 400 u8 reserved_2[6]; 401 u8 key[MAX_KEY_SIZE]; 402 u16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY]; 403 u32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY]; 404 } __packed; 405 406 407 #endif /* __WL1251_CMD_H__ */ 408