drivers/net/wireless/wl12xx/cmd.h

   1 /*
   2  * This file is part of wl1271
   3  *
   4  * Copyright (C) 1998-2009 Texas Instruments. All rights reserved.
   5  * Copyright (C) 2009 Nokia Corporation
   6  *
   7  * Contact: Luciano Coelho <luciano.coelho@nokia.com>
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * version 2 as published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  *
  23  */
  24
  25 #ifndef __CMD_H__
  26 #define __CMD_H__
  27
  28 #include "wl12xx.h"
  29
  30 struct acx_header;
  31
  32 int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
  33                     size_t res_len);
  34 int wl1271_cmd_general_parms(struct wl1271 *wl);
  35 int wl1271_cmd_radio_parms(struct wl1271 *wl);
  36 int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
  37 int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type);
  38 int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer);
  39 int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len);
  40 int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len);
  41 int wl1271_cmd_data_path(struct wl1271 *wl, bool enable);
  42 int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode, u32 rates, bool send);
  43 int wl1271_cmd_read_memory(struct wl1271 *wl, u32 addr, void *answer,
  44                            size_t len);
  45 int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id,
  46                             void *buf, size_t buf_len, int index, u32 rates);
  47 int wl1271_cmd_build_null_data(struct wl1271 *wl);
  48 int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid);
  49 int wl1271_cmd_build_probe_req(struct wl1271 *wl,
  50                                const u8 *ssid, size_t ssid_len,
  51                                const u8 *ie, size_t ie_len, u8 band);
  52 struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl,
  53                                               struct sk_buff *skb);
  54 int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, __be32 ip_addr);
  55 int wl1271_build_qos_null_data(struct wl1271 *wl);
  56 int wl1271_cmd_build_klv_null_data(struct wl1271 *wl);
  57 int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id);
  58 int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type,
  59                        u8 key_size, const u8 *key, const u8 *addr,
  60                        u32 tx_seq_32, u16 tx_seq_16);
  61 int wl1271_cmd_disconnect(struct wl1271 *wl);
  62 int wl1271_cmd_set_sta_state(struct wl1271 *wl);
  63
  64 enum wl1271_commands {
  65         CMD_INTERROGATE     = 1,    /*use this to read information elements*/
  66         CMD_CONFIGURE       = 2,    /*use this to write information elements*/
  67         CMD_ENABLE_RX       = 3,
  68         CMD_ENABLE_TX       = 4,
  69         CMD_DISABLE_RX      = 5,
  70         CMD_DISABLE_TX      = 6,
  71         CMD_SCAN            = 8,
  72         CMD_STOP_SCAN       = 9,
  73         CMD_START_JOIN      = 11,
  74         CMD_SET_KEYS        = 12,
  75         CMD_READ_MEMORY     = 13,
  76         CMD_WRITE_MEMORY    = 14,
  77         CMD_SET_TEMPLATE    = 19,
  78         CMD_TEST            = 23,
  79         CMD_NOISE_HIST      = 28,
  80         CMD_LNA_CONTROL     = 32,
  81         CMD_SET_BCN_MODE    = 33,
  82         CMD_MEASUREMENT      = 34,
  83         CMD_STOP_MEASUREMENT = 35,
  84         CMD_DISCONNECT       = 36,
  85         CMD_SET_PS_MODE      = 37,
  86         CMD_CHANNEL_SWITCH   = 38,
  87         CMD_STOP_CHANNEL_SWICTH = 39,
  88         CMD_AP_DISCOVERY     = 40,
  89         CMD_STOP_AP_DISCOVERY = 41,
  90         CMD_SPS_SCAN = 42,
  91         CMD_STOP_SPS_SCAN = 43,
  92         CMD_HEALTH_CHECK     = 45,
  93         CMD_DEBUG            = 46,
  94         CMD_TRIGGER_SCAN_TO  = 47,
  95         CMD_CONNECTION_SCAN_CFG      = 48,
  96         CMD_CONNECTION_SCAN_SSID_CFG = 49,
  97         CMD_START_PERIODIC_SCAN      = 50,
  98         CMD_STOP_PERIODIC_SCAN       = 51,
  99         CMD_SET_STA_STATE            = 52,
 100
 101         NUM_COMMANDS,
 102         MAX_COMMAND_ID = 0xFFFF,
 103 };
 104
 105 #define MAX_CMD_PARAMS 572
 106
 107 enum {
 108         CMD_TEMPL_KLV_IDX_NULL_DATA = 0,
 109         CMD_TEMPL_KLV_IDX_MAX = 4
 110 };
 111
 112 enum cmd_templ {
 113         CMD_TEMPL_NULL_DATA = 0,
 114         CMD_TEMPL_BEACON,
 115         CMD_TEMPL_CFG_PROBE_REQ_2_4,
 116         CMD_TEMPL_CFG_PROBE_REQ_5,
 117         CMD_TEMPL_PROBE_RESPONSE,
 118         CMD_TEMPL_QOS_NULL_DATA,
 119         CMD_TEMPL_PS_POLL,
 120         CMD_TEMPL_KLV,
 121         CMD_TEMPL_DISCONNECT,
 122         CMD_TEMPL_PROBE_REQ_2_4, /* for firmware internal use only */
 123         CMD_TEMPL_PROBE_REQ_5,   /* for firmware internal use only */
 124         CMD_TEMPL_BAR,           /* for firmware internal use only */
 125         CMD_TEMPL_CTS,           /*
 126                                   * For CTS-to-self (FastCTS) mechanism
 127                                   * for BT/WLAN coexistence (SoftGemini). */
 128         CMD_TEMPL_ARP_RSP,
 129         CMD_TEMPL_MAX = 0xff
 130 };
 131
 132 /* unit ms */
 133 #define WL1271_COMMAND_TIMEOUT     2000
 134 #define WL1271_CMD_TEMPL_MAX_SIZE  252
 135 #define WL1271_EVENT_TIMEOUT       750
 136
 137 struct wl1271_cmd_header {
 138         __le16 id;
 139         __le16 status;
 140         /* payload */
 141         u8 data[0];
 142 } __packed;
 143
 144 #define WL1271_CMD_MAX_PARAMS 572
 145
 146 struct wl1271_command {
 147         struct wl1271_cmd_header header;
 148         u8  parameters[WL1271_CMD_MAX_PARAMS];
 149 } __packed;
 150
 151 enum {
 152         CMD_MAILBOX_IDLE                =  0,
 153         CMD_STATUS_SUCCESS              =  1,
 154         CMD_STATUS_UNKNOWN_CMD          =  2,
 155         CMD_STATUS_UNKNOWN_IE           =  3,
 156         CMD_STATUS_REJECT_MEAS_SG_ACTIVE        = 11,
 157         CMD_STATUS_RX_BUSY              = 13,
 158         CMD_STATUS_INVALID_PARAM                = 14,
 159         CMD_STATUS_TEMPLATE_TOO_LARGE           = 15,
 160         CMD_STATUS_OUT_OF_MEMORY                = 16,
 161         CMD_STATUS_STA_TABLE_FULL               = 17,
 162         CMD_STATUS_RADIO_ERROR          = 18,
 163         CMD_STATUS_WRONG_NESTING                = 19,
 164         CMD_STATUS_TIMEOUT              = 21, /* Driver internal use.*/
 165         CMD_STATUS_FW_RESET             = 22, /* Driver internal use.*/
 166         MAX_COMMAND_STATUS              = 0xff
 167 };
 168
 169 #define CMDMBOX_HEADER_LEN 4
 170 #define CMDMBOX_INFO_ELEM_HEADER_LEN 4
 171
 172 enum {
 173         BSS_TYPE_IBSS = 0,
 174         BSS_TYPE_STA_BSS = 2,
 175         BSS_TYPE_AP_BSS = 3,
 176         MAX_BSS_TYPE = 0xFF
 177 };
 178
 179 #define WL1271_JOIN_CMD_CTRL_TX_FLUSH     0x80 /* Firmware flushes all Tx */
 180 #define WL1271_JOIN_CMD_TX_SESSION_OFFSET 1
 181 #define WL1271_JOIN_CMD_BSS_TYPE_5GHZ 0x10
 182
 183 struct wl1271_cmd_join {
 184         struct wl1271_cmd_header header;
 185
 186         __le32 bssid_lsb;
 187         __le16 bssid_msb;
 188         __le16 beacon_interval; /* in TBTTs */
 189         __le32 rx_config_options;
 190         __le32 rx_filter_options;
 191
 192         /*
 193          * The target uses this field to determine the rate at
 194          * which to transmit control frame responses (such as
 195          * ACK or CTS frames).
 196          */
 197         __le32 basic_rate_set;
 198         u8 dtim_interval;
 199         /*
 200          * bits 0-2: This bitwise field specifies the type
 201          * of BSS to start or join (BSS_TYPE_*).
 202          * bit 4: Band - The radio band in which to join
 203          * or start.
 204          *  0 - 2.4GHz band
 205          *  1 - 5GHz band
 206          * bits 3, 5-7: Reserved
 207          */
 208         u8 bss_type;
 209         u8 channel;
 210         u8 ssid_len;
 211         u8 ssid[IW_ESSID_MAX_SIZE];
 212         u8 ctrl; /* JOIN_CMD_CTRL_* */
 213         u8 reserved[3];
 214 } __packed;
 215
 216 struct cmd_enabledisable_path {
 217         struct wl1271_cmd_header header;
 218
 219         u8 channel;
 220         u8 padding[3];
 221 } __packed;
 222
 223 #define WL1271_RATE_AUTOMATIC  0
 224
 225 struct wl1271_cmd_template_set {
 226         struct wl1271_cmd_header header;
 227
 228         __le16 len;
 229         u8 template_type;
 230         u8 index;  /* relevant only for KLV_TEMPLATE type */
 231         __le32 enabled_rates;
 232         u8 short_retry_limit;
 233         u8 long_retry_limit;
 234         u8 aflags;
 235         u8 reserved;
 236         u8 template_data[WL1271_CMD_TEMPL_MAX_SIZE];
 237 } __packed;
 238
 239 #define TIM_ELE_ID    5
 240 #define PARTIAL_VBM_MAX    251
 241
 242 struct wl1271_tim {
 243         u8 identity;
 244         u8 length;
 245         u8 dtim_count;
 246         u8 dtim_period;
 247         u8 bitmap_ctrl;
 248         u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */
 249 } __packed;
 250
 251 enum wl1271_cmd_ps_mode {
 252         STATION_ACTIVE_MODE,
 253         STATION_POWER_SAVE_MODE
 254 };
 255
 256 struct wl1271_cmd_ps_params {
 257         struct wl1271_cmd_header header;
 258
 259         u8 ps_mode; /* STATION_* */
 260         u8 send_null_data; /* Do we have to send NULL data packet ? */
 261         u8 retries; /* Number of retires for the initial NULL data packet */
 262
 263          /*
 264           * TUs during which the target stays awake after switching
 265           * to power save mode.
 266           */
 267         u8 hang_over_period;
 268         __le32 null_data_rate;
 269 } __packed;
 270
 271 /* HW encryption keys */
 272 #define NUM_ACCESS_CATEGORIES_COPY 4
 273 #define MAX_KEY_SIZE 32
 274
 275 enum wl1271_cmd_key_action {
 276         KEY_ADD_OR_REPLACE = 1,
 277         KEY_REMOVE         = 2,
 278         KEY_SET_ID         = 3,
 279         MAX_KEY_ACTION     = 0xffff,
 280 };
 281
 282 enum wl1271_cmd_key_type {
 283         KEY_NONE = 0,
 284         KEY_WEP  = 1,
 285         KEY_TKIP = 2,
 286         KEY_AES  = 3,
 287         KEY_GEM  = 4,
 288 };
 289
 290 /* FIXME: Add description for key-types */
 291
 292 struct wl1271_cmd_set_keys {
 293         struct wl1271_cmd_header header;
 294
 295         /* Ignored for default WEP key */
 296         u8 addr[ETH_ALEN];
 297
 298         /* key_action_e */
 299         __le16 key_action;
 300
 301         __le16 reserved_1;
 302
 303         /* key size in bytes */
 304         u8 key_size;
 305
 306         /* key_type_e */
 307         u8 key_type;
 308         u8 ssid_profile;
 309
 310         /*
 311          * TKIP, AES: frame's key id field.
 312          * For WEP default key: key id;
 313          */
 314         u8 id;
 315         u8 reserved_2[6];
 316         u8 key[MAX_KEY_SIZE];
 317         __le16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY];
 318         __le32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY];
 319 } __packed;
 320
 321 struct wl1271_cmd_test_header {
 322         u8 id;
 323         u8 padding[3];
 324 } __packed;
 325
 326 enum wl1271_channel_tune_bands {
 327         WL1271_CHANNEL_TUNE_BAND_2_4,
 328         WL1271_CHANNEL_TUNE_BAND_5,
 329         WL1271_CHANNEL_TUNE_BAND_4_9
 330 };
 331
 332 #define WL1271_PD_REFERENCE_POINT_BAND_B_G  0
 333
 334 #define TEST_CMD_INI_FILE_RADIO_PARAM       0x19
 335 #define TEST_CMD_INI_FILE_GENERAL_PARAM     0x1E
 336 #define TEST_CMD_INI_FILE_RF_EXTENDED_PARAM 0x26
 337
 338 struct wl1271_general_parms_cmd {
 339         struct wl1271_cmd_header header;
 340
 341         struct wl1271_cmd_test_header test;
 342
 343         struct wl1271_ini_general_params general_params;
 344
 345         u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM];
 346         u8 sr_sen_n_p;
 347         u8 sr_sen_n_p_gain;
 348         u8 sr_sen_nrn;
 349         u8 sr_sen_prn;
 350         u8 padding[3];
 351 } __packed;
 352
 353 struct wl1271_radio_parms_cmd {
 354         struct wl1271_cmd_header header;
 355
 356         struct wl1271_cmd_test_header test;
 357
 358         /* Static radio parameters */
 359         struct wl1271_ini_band_params_2 static_params_2;
 360         struct wl1271_ini_band_params_5 static_params_5;
 361
 362         /* Dynamic radio parameters */
 363         struct wl1271_ini_fem_params_2 dyn_params_2;
 364         u8 padding2;
 365         struct wl1271_ini_fem_params_5 dyn_params_5;
 366         u8 padding3[2];
 367 } __packed;
 368
 369 struct wl1271_ext_radio_parms_cmd {
 370         struct wl1271_cmd_header header;
 371
 372         struct wl1271_cmd_test_header test;
 373
 374         u8 tx_per_channel_power_compensation_2[CONF_TX_PWR_COMPENSATION_LEN_2];
 375         u8 tx_per_channel_power_compensation_5[CONF_TX_PWR_COMPENSATION_LEN_5];
 376         u8 padding[3];
 377 } __packed;
 378
 379 /*
 380  * There are three types of disconnections:
 381  *
 382  * DISCONNECT_IMMEDIATE: the fw doesn't send any frames
 383  * DISCONNECT_DEAUTH:    the fw generates a DEAUTH request with the reason
 384  *                       we have passed
 385  * DISCONNECT_DISASSOC:  the fw generates a DESASSOC request with the reason
 386  *                       we have passed
 387  */
 388 enum wl1271_disconnect_type {
 389         DISCONNECT_IMMEDIATE,
 390         DISCONNECT_DEAUTH,
 391         DISCONNECT_DISASSOC
 392 };
 393
 394 struct wl1271_cmd_disconnect {
 395         struct wl1271_cmd_header header;
 396
 397         __le32 rx_config_options;
 398         __le32 rx_filter_options;
 399
 400         __le16 reason;
 401         u8  type;
 402
 403         u8  padding;
 404 } __packed;
 405
 406 #define WL1271_CMD_STA_STATE_CONNECTED  1
 407
 408 struct wl1271_cmd_set_sta_state {
 409         struct wl1271_cmd_header header;
 410
 411         u8 state;
 412         u8 padding[3];
 413 } __packed;
 414
 415 #endif /* __WL1271_CMD_H__ */