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   1 /*
   2  * Intel Wireless Multicomm 3200 WiFi driver
   3  *
   4  * Copyright (C) 2009 Intel Corporation. All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  *   * Redistributions of source code must retain the above copyright
  11  *     notice, this list of conditions and the following disclaimer.
  12  *   * Redistributions in binary form must reproduce the above copyright
  13  *     notice, this list of conditions and the following disclaimer in
  14  *     the documentation and/or other materials provided with the
  15  *     distribution.
  16  *   * Neither the name of Intel Corporation nor the names of its
  17  *     contributors may be used to endorse or promote products derived
  18  *     from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  *
  32  *
  33  * Intel Corporation <ilw@linux.intel.com>
  34  * Samuel Ortiz <samuel.ortiz@intel.com>
  35  * Zhu Yi <yi.zhu@intel.com>
  36  *
  37  */
  38
  39 #ifndef __IWM_COMMANDS_H__
  40 #define __IWM_COMMANDS_H__
  41
  42 #include <linux/ieee80211.h>
  43
  44 #define IWM_BARKER_REBOOT_NOTIFICATION  0xF
  45 #define IWM_ACK_BARKER_NOTIFICATION     0x10
  46
  47 /* UMAC commands */
  48 #define UMAC_RST_CTRL_FLG_LARC_CLK_EN   0x0001
  49 #define UMAC_RST_CTRL_FLG_LARC_RESET    0x0002
  50 #define UMAC_RST_CTRL_FLG_FUNC_RESET    0x0004
  51 #define UMAC_RST_CTRL_FLG_DEV_RESET     0x0008
  52 #define UMAC_RST_CTRL_FLG_WIFI_CORE_EN  0x0010
  53 #define UMAC_RST_CTRL_FLG_WIFI_LINK_EN  0x0040
  54 #define UMAC_RST_CTRL_FLG_WIFI_MLME_EN  0x0080
  55 #define UMAC_RST_CTRL_FLG_NVM_RELOAD    0x0100
  56
  57 struct iwm_umac_cmd_reset {
  58         __le32 flags;
  59 } __attribute__ ((packed));
  60
  61 #define UMAC_PARAM_TBL_ORD_FIX    0x0
  62 #define UMAC_PARAM_TBL_ORD_VAR    0x1
  63 #define UMAC_PARAM_TBL_CFG_FIX    0x2
  64 #define UMAC_PARAM_TBL_CFG_VAR    0x3
  65 #define UMAC_PARAM_TBL_BSS_TRK    0x4
  66 #define UMAC_PARAM_TBL_FA_CFG_FIX 0x5
  67 #define UMAC_PARAM_TBL_STA        0x6
  68 #define UMAC_PARAM_TBL_CHN        0x7
  69 #define UMAC_PARAM_TBL_STATISTICS 0x8
  70
  71 /* fast access table */
  72 enum {
  73         CFG_FRAG_THRESHOLD = 0,
  74         CFG_FRAME_RETRY_LIMIT,
  75         CFG_OS_QUEUE_UTIL_TH,
  76         CFG_RX_FILTER,
  77         /* <-- LAST --> */
  78         FAST_ACCESS_CFG_TBL_FIX_LAST
  79 };
  80
  81 /* fixed size table */
  82 enum {
  83         CFG_POWER_INDEX = 0,
  84         CFG_PM_LEGACY_RX_TIMEOUT,
  85         CFG_PM_LEGACY_TX_TIMEOUT,
  86         CFG_PM_CTRL_FLAGS,
  87         CFG_PM_KEEP_ALIVE_IN_BEACONS,
  88         CFG_BT_ON_THRESHOLD,
  89         CFG_RTS_THRESHOLD,
  90         CFG_CTS_TO_SELF,
  91         CFG_COEX_MODE,
  92         CFG_WIRELESS_MODE,
  93         CFG_ASSOCIATION_TIMEOUT,
  94         CFG_ROAM_TIMEOUT,
  95         CFG_CAPABILITY_SUPPORTED_RATES,
  96         CFG_SCAN_ALLOWED_UNASSOC_FLAGS,
  97         CFG_SCAN_ALLOWED_MAIN_ASSOC_FLAGS,
  98         CFG_SCAN_ALLOWED_PAN_ASSOC_FLAGS,
  99         CFG_SCAN_INTERNAL_PERIODIC_ENABLED,
 100         CFG_SCAN_IMM_INTERNAL_PERIODIC_SCAN_ON_INIT,
 101         CFG_SCAN_DEFAULT_PERIODIC_FREQ_SEC,
 102         CFG_SCAN_NUM_PASSIVE_CHAN_PER_PARTIAL_SCAN,
 103         CFG_TLC_SUPPORTED_TX_HT_RATES,
 104         CFG_TLC_SUPPORTED_TX_RATES,
 105         CFG_TLC_VALID_ANTENNA,
 106         CFG_TLC_SPATIAL_STREAM_SUPPORTED,
 107         CFG_TLC_RETRY_PER_RATE,
 108         CFG_TLC_RETRY_PER_HT_RATE,
 109         CFG_TLC_FIXED_RATE,
 110         CFG_TLC_FIXED_RATE_FLAGS,
 111         CFG_TLC_CONTROL_FLAGS,
 112         CFG_TLC_SR_MIN_FAIL,
 113         CFG_TLC_SR_MIN_PASS,
 114         CFG_TLC_HT_STAY_IN_COL_PASS_THRESH,
 115         CFG_TLC_HT_STAY_IN_COL_FAIL_THRESH,
 116         CFG_TLC_LEGACY_STAY_IN_COL_PASS_THRESH,
 117         CFG_TLC_LEGACY_STAY_IN_COL_FAIL_THRESH,
 118         CFG_TLC_HT_FLUSH_STATS_PACKETS,
 119         CFG_TLC_LEGACY_FLUSH_STATS_PACKETS,
 120         CFG_TLC_LEGACY_FLUSH_STATS_MS,
 121         CFG_TLC_HT_FLUSH_STATS_MS,
 122         CFG_TLC_STAY_IN_COL_TIME_OUT,
 123         CFG_TLC_AGG_SHORT_LIM,
 124         CFG_TLC_AGG_LONG_LIM,
 125         CFG_TLC_HT_SR_NO_DECREASE,
 126         CFG_TLC_LEGACY_SR_NO_DECREASE,
 127         CFG_TLC_SR_FORCE_DECREASE,
 128         CFG_TLC_SR_ALLOW_INCREASE,
 129         CFG_TLC_AGG_SET_LONG,
 130         CFG_TLC_AUTO_AGGREGATION,
 131         CFG_TLC_AGG_THRESHOLD,
 132         CFG_TLC_TID_LOAD_THRESHOLD,
 133         CFG_TLC_BLOCK_ACK_TIMEOUT,
 134         CFG_TLC_NO_BA_COUNTED_AS_ONE,
 135         CFG_TLC_NUM_BA_STREAMS_ALLOWED,
 136         CFG_TLC_NUM_BA_STREAMS_PRESENT,
 137         CFG_TLC_RENEW_ADDBA_DELAY,
 138         CFG_TLC_NUM_OF_MULTISEC_TO_COUN_LOAD,
 139         CFG_TLC_IS_STABLE_IN_HT,
 140         CFG_RLC_CHAIN_CTRL,
 141         CFG_TRK_TABLE_OP_MODE,
 142         CFG_TRK_TABLE_RSSI_THRESHOLD,
 143         CFG_TX_PWR_TARGET, /* Used By xVT */
 144         CFG_TX_PWR_LIMIT_USR,
 145         CFG_TX_PWR_LIMIT_BSS, /* 11d limit */
 146         CFG_TX_PWR_LIMIT_BSS_CONSTRAINT, /* 11h constraint */
 147         CFG_TX_PWR_MODE,
 148         CFG_MLME_DBG_NOTIF_BLOCK,
 149         CFG_BT_OFF_BECONS_INTERVALS,
 150         CFG_BT_FRAG_DURATION,
 151
 152         /* <-- LAST --> */
 153         CFG_TBL_FIX_LAST
 154 };
 155
 156 /* variable size table */
 157 enum {
 158         CFG_NET_ADDR = 0,
 159         CFG_PROFILE,
 160         /* <-- LAST --> */
 161         CFG_TBL_VAR_LAST
 162 };
 163
 164 struct iwm_umac_cmd_set_param_fix {
 165         __le16 tbl;
 166         __le16 key;
 167         __le32 value;
 168 } __attribute__ ((packed));
 169
 170 struct iwm_umac_cmd_set_param_var {
 171         __le16 tbl;
 172         __le16 key;
 173         __le16 len;
 174         __le16 reserved;
 175 } __attribute__ ((packed));
 176
 177 struct iwm_umac_cmd_get_param {
 178         __le16 tbl;
 179         __le16 key;
 180 } __attribute__ ((packed));
 181
 182 struct iwm_umac_cmd_get_param_resp {
 183         __le16 tbl;
 184         __le16 key;
 185         __le16 len;
 186         __le16 reserved;
 187 } __attribute__ ((packed));
 188
 189 struct iwm_umac_cmd_eeprom_proxy_hdr {
 190         __le32 type;
 191         __le32 offset;
 192         __le32 len;
 193 } __attribute__ ((packed));
 194
 195 struct iwm_umac_cmd_eeprom_proxy {
 196         struct iwm_umac_cmd_eeprom_proxy_hdr hdr;
 197         u8 buf[0];
 198 } __attribute__ ((packed));
 199
 200 #define IWM_UMAC_CMD_EEPROM_TYPE_READ       0x1
 201 #define IWM_UMAC_CMD_EEPROM_TYPE_WRITE      0x2
 202
 203 #define UMAC_CHANNEL_FLAG_VALID         BIT(0)
 204 #define UMAC_CHANNEL_FLAG_IBSS          BIT(1)
 205 #define UMAC_CHANNEL_FLAG_ACTIVE        BIT(3)
 206 #define UMAC_CHANNEL_FLAG_RADAR         BIT(4)
 207 #define UMAC_CHANNEL_FLAG_DFS           BIT(7)
 208
 209 struct iwm_umac_channel_info {
 210         u8 band;
 211         u8 type;
 212         u8 reserved;
 213         u8 flags;
 214         __le32 channels_mask;
 215 } __attribute__ ((packed));
 216
 217 struct iwm_umac_cmd_get_channel_list {
 218         __le16 count;
 219         __le16 reserved;
 220         struct iwm_umac_channel_info ch[0];
 221 } __attribute__ ((packed));
 222
 223
 224 /* UMAC WiFi interface commands */
 225
 226 /* Coexistence mode */
 227 #define COEX_MODE_SA  0x1
 228 #define COEX_MODE_XOR 0x2
 229 #define COEX_MODE_CM  0x3
 230 #define COEX_MODE_MAX 0x4
 231
 232 /* Wireless mode */
 233 #define WIRELESS_MODE_11A  0x1
 234 #define WIRELESS_MODE_11G  0x2
 235
 236 #define UMAC_PROFILE_EX_IE_REQUIRED     0x1
 237 #define UMAC_PROFILE_QOS_ALLOWED        0x2
 238
 239 /* Scanning */
 240 #define UMAC_WIFI_IF_PROBE_OPTION_MAX        10
 241
 242 #define UMAC_WIFI_IF_SCAN_TYPE_USER          0x0
 243 #define UMAC_WIFI_IF_SCAN_TYPE_UMAC_RESERVED 0x1
 244 #define UMAC_WIFI_IF_SCAN_TYPE_HOST_PERIODIC 0x2
 245 #define UMAC_WIFI_IF_SCAN_TYPE_MAX           0x3
 246
 247 struct iwm_umac_ssid {
 248         u8 ssid_len;
 249         u8 ssid[IEEE80211_MAX_SSID_LEN];
 250         u8 reserved[3];
 251 } __attribute__ ((packed));
 252
 253 struct iwm_umac_cmd_scan_request {
 254         struct iwm_umac_wifi_if hdr;
 255         __le32 type; /* UMAC_WIFI_IF_SCAN_TYPE_* */
 256         u8 ssid_num;
 257         u8 seq_num;
 258         u8 timeout; /* In seconds */
 259         u8 reserved;
 260         struct iwm_umac_ssid ssids[UMAC_WIFI_IF_PROBE_OPTION_MAX];
 261 } __attribute__ ((packed));
 262
 263 #define UMAC_CIPHER_TYPE_NONE           0xFF
 264 #define UMAC_CIPHER_TYPE_USE_GROUPCAST  0x00
 265 #define UMAC_CIPHER_TYPE_WEP_40         0x01
 266 #define UMAC_CIPHER_TYPE_WEP_104        0x02
 267 #define UMAC_CIPHER_TYPE_TKIP           0x04
 268 #define UMAC_CIPHER_TYPE_CCMP           0x08
 269
 270 /* Supported authentication types - bitmap */
 271 #define UMAC_AUTH_TYPE_OPEN             0x00
 272 #define UMAC_AUTH_TYPE_LEGACY_PSK       0x01
 273 #define UMAC_AUTH_TYPE_8021X            0x02
 274 #define UMAC_AUTH_TYPE_RSNA_PSK         0x04
 275
 276 /* iwm_umac_security.flag is WPA supported -- bits[0:0] */
 277 #define UMAC_SEC_FLG_WPA_ON_POS         0
 278 #define UMAC_SEC_FLG_WPA_ON_SEED        1
 279 #define UMAC_SEC_FLG_WPA_ON_MSK (UMAC_SEC_FLG_WPA_ON_SEED << \
 280                                  UMAC_SEC_FLG_WPA_ON_POS)
 281
 282 /* iwm_umac_security.flag is WPA2 supported -- bits [1:1] */
 283 #define UMAC_SEC_FLG_RSNA_ON_POS        1
 284 #define UMAC_SEC_FLG_RSNA_ON_SEED       1
 285 #define UMAC_SEC_FLG_RSNA_ON_MSK        (UMAC_SEC_FLG_RSNA_ON_SEED << \
 286                                          UMAC_SEC_FLG_RSNA_ON_POS)
 287
 288 /* iwm_umac_security.flag is WSC mode on -- bits [2:2] */
 289 #define UMAC_SEC_FLG_WSC_ON_POS         2
 290 #define UMAC_SEC_FLG_WSC_ON_SEED        1
 291
 292 /* Legacy profile can use only WEP40 and WEP104 for encryption and
 293  * OPEN or PSK for authentication */
 294 #define UMAC_SEC_FLG_LEGACY_PROFILE     0
 295
 296 struct iwm_umac_security {
 297         u8 auth_type;
 298         u8 ucast_cipher;
 299         u8 mcast_cipher;
 300         u8 flags;
 301 } __attribute__ ((packed));
 302
 303 struct iwm_umac_ibss {
 304         u8 beacon_interval;     /* in millisecond */
 305         u8 atim;                /* in millisecond */
 306         s8 join_only;
 307         u8 band;
 308         u8 channel;
 309         u8 reserved[3];
 310 } __attribute__ ((packed));
 311
 312 #define UMAC_MODE_BSS   0
 313 #define UMAC_MODE_IBSS  1
 314
 315 #define UMAC_BSSID_MAX  4
 316
 317 struct iwm_umac_profile {
 318         struct iwm_umac_wifi_if hdr;
 319         __le32 mode;
 320         struct iwm_umac_ssid ssid;
 321         u8 bssid[UMAC_BSSID_MAX][ETH_ALEN];
 322         struct iwm_umac_security sec;
 323         struct iwm_umac_ibss ibss;
 324         __le32 channel_2ghz;
 325         __le32 channel_5ghz;
 326         __le16 flags;
 327         u8 wireless_mode;
 328         u8 bss_num;
 329 } __attribute__ ((packed));
 330
 331 struct iwm_umac_invalidate_profile {
 332         struct iwm_umac_wifi_if hdr;
 333         u8 reason;
 334         u8 reserved[3];
 335 } __attribute__ ((packed));
 336
 337 /* Encryption key commands */
 338 struct iwm_umac_key_wep40 {
 339         struct iwm_umac_wifi_if hdr;
 340         struct iwm_umac_key_hdr key_hdr;
 341         u8 key[WLAN_KEY_LEN_WEP40];
 342         u8 static_key;
 343         u8 reserved[2];
 344 } __attribute__ ((packed));
 345
 346 struct iwm_umac_key_wep104 {
 347         struct iwm_umac_wifi_if hdr;
 348         struct iwm_umac_key_hdr key_hdr;
 349         u8 key[WLAN_KEY_LEN_WEP104];
 350         u8 static_key;
 351         u8 reserved[2];
 352 } __attribute__ ((packed));
 353
 354 #define IWM_TKIP_KEY_SIZE 16
 355 #define IWM_TKIP_MIC_SIZE 8
 356 struct iwm_umac_key_tkip {
 357         struct iwm_umac_wifi_if hdr;
 358         struct iwm_umac_key_hdr key_hdr;
 359         u8 iv_count[6];
 360         u8 reserved[2];
 361         u8 tkip_key[IWM_TKIP_KEY_SIZE];
 362         u8 mic_rx_key[IWM_TKIP_MIC_SIZE];
 363         u8 mic_tx_key[IWM_TKIP_MIC_SIZE];
 364 } __attribute__ ((packed));
 365
 366 struct iwm_umac_key_ccmp {
 367         struct iwm_umac_wifi_if hdr;
 368         struct iwm_umac_key_hdr key_hdr;
 369         u8 iv_count[6];
 370         u8 reserved[2];
 371         u8 key[WLAN_KEY_LEN_CCMP];
 372 } __attribute__ ((packed));
 373
 374 struct iwm_umac_key_remove {
 375         struct iwm_umac_wifi_if hdr;
 376         struct iwm_umac_key_hdr key_hdr;
 377 } __attribute__ ((packed));
 378
 379 struct iwm_umac_tx_key_id {
 380         struct iwm_umac_wifi_if hdr;
 381         u8 key_idx;
 382         u8 reserved[3];
 383 } __attribute__ ((packed));
 384
 385 struct iwm_umac_cmd_stats_req {
 386         __le32 flags;
 387 } __attribute__ ((packed));
 388
 389 /* LMAC commands */
 390 int iwm_read_mac(struct iwm_priv *iwm, u8 *mac);
 391 int iwm_send_prio_table(struct iwm_priv *iwm);
 392 int iwm_send_init_calib_cfg(struct iwm_priv *iwm, u8 calib_requested);
 393 int iwm_send_periodic_calib_cfg(struct iwm_priv *iwm, u8 calib_requested);
 394 int iwm_send_calib_results(struct iwm_priv *iwm);
 395 int iwm_store_rxiq_calib_result(struct iwm_priv *iwm);
 396
 397 /* UMAC commands */
 398 int iwm_send_wifi_if_cmd(struct iwm_priv *iwm, void *payload, u16 payload_size,
 399                          bool resp);
 400 int iwm_send_umac_reset(struct iwm_priv *iwm, __le32 reset_flags, bool resp);
 401 int iwm_umac_set_config_fix(struct iwm_priv *iwm, u16 tbl, u16 key, u32 value);
 402 int iwm_umac_set_config_var(struct iwm_priv *iwm, u16 key,
 403                             void *payload, u16 payload_size);
 404 int iwm_send_umac_config(struct iwm_priv *iwm, __le32 reset_flags);
 405 int iwm_send_mlme_profile(struct iwm_priv *iwm);
 406 int iwm_invalidate_mlme_profile(struct iwm_priv *iwm);
 407 int iwm_send_packet(struct iwm_priv *iwm, struct sk_buff *skb, int pool_id);
 408 int iwm_set_tx_key(struct iwm_priv *iwm, u8 key_idx);
 409 int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
 410                 struct iwm_key *key);
 411 int iwm_send_umac_stats_req(struct iwm_priv *iwm, u32 flags);
 412 int iwm_send_umac_channel_list(struct iwm_priv *iwm);
 413 int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids,
 414                    int ssid_num);
 415 int iwm_scan_one_ssid(struct iwm_priv *iwm, u8 *ssid, int ssid_len);
 416
 417 /* UDMA commands */
 418 int iwm_target_reset(struct iwm_priv *iwm);
 419 #endif