drivers/net/wireless/intel/iwlwifi/mvm/fw-api-coex.h

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   6  * GPL LICENSE SUMMARY
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   8  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
   9  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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  29  *  Intel Linux Wireless <linuxwifi@intel.com>
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  63  *****************************************************************************/
  64
  65 #ifndef __fw_api_bt_coex_h__
  66 #define __fw_api_bt_coex_h__
  67
  68 #include <linux/types.h>
  69 #include <linux/bitops.h>
  70
  71 #define BITS(nb) (BIT(nb) - 1)
  72
  73 /**
  74  * enum iwl_bt_coex_flags - flags for BT_COEX command
  75  * @BT_COEX_MODE_POS:
  76  * @BT_COEX_MODE_MSK:
  77  * @BT_COEX_DISABLE_OLD:
  78  * @BT_COEX_2W_OLD:
  79  * @BT_COEX_3W_OLD:
  80  * @BT_COEX_NW_OLD:
  81  * @BT_COEX_AUTO_OLD:
  82  * @BT_COEX_BT_OLD: Antenna is for BT (manufacuring tests)
  83  * @BT_COEX_WIFI_OLD: Antenna is for BT (manufacuring tests)
  84  * @BT_COEX_SYNC2SCO:
  85  * @BT_COEX_CORUNNING:
  86  * @BT_COEX_MPLUT:
  87  * @BT_COEX_TTC:
  88  * @BT_COEX_RRC:
  89  *
  90  * The COEX_MODE must be set for each command. Even if it is not changed.
  91  */
  92 enum iwl_bt_coex_flags {
  93         BT_COEX_MODE_POS                = 3,
  94         BT_COEX_MODE_MSK                = BITS(3) << BT_COEX_MODE_POS,
  95         BT_COEX_DISABLE_OLD             = 0x0 << BT_COEX_MODE_POS,
  96         BT_COEX_2W_OLD                  = 0x1 << BT_COEX_MODE_POS,
  97         BT_COEX_3W_OLD                  = 0x2 << BT_COEX_MODE_POS,
  98         BT_COEX_NW_OLD                  = 0x3 << BT_COEX_MODE_POS,
  99         BT_COEX_AUTO_OLD                = 0x5 << BT_COEX_MODE_POS,
 100         BT_COEX_BT_OLD                  = 0x6 << BT_COEX_MODE_POS,
 101         BT_COEX_WIFI_OLD                = 0x7 << BT_COEX_MODE_POS,
 102         BT_COEX_SYNC2SCO                = BIT(7),
 103         BT_COEX_CORUNNING               = BIT(8),
 104         BT_COEX_MPLUT                   = BIT(9),
 105         BT_COEX_TTC                     = BIT(20),
 106         BT_COEX_RRC                     = BIT(21),
 107 };
 108
 109 /*
 110  * indicates what has changed in the BT_COEX command.
 111  * BT_VALID_ENABLE must be set for each command. Commands without this bit will
 112  * discarded by the firmware
 113  */
 114 enum iwl_bt_coex_valid_bit_msk {
 115         BT_VALID_ENABLE                 = BIT(0),
 116         BT_VALID_BT_PRIO_BOOST          = BIT(1),
 117         BT_VALID_MAX_KILL               = BIT(2),
 118         BT_VALID_3W_TMRS                = BIT(3),
 119         BT_VALID_KILL_ACK               = BIT(4),
 120         BT_VALID_KILL_CTS               = BIT(5),
 121         BT_VALID_REDUCED_TX_POWER       = BIT(6),
 122         BT_VALID_LUT                    = BIT(7),
 123         BT_VALID_WIFI_RX_SW_PRIO_BOOST  = BIT(8),
 124         BT_VALID_WIFI_TX_SW_PRIO_BOOST  = BIT(9),
 125         BT_VALID_MULTI_PRIO_LUT         = BIT(10),
 126         BT_VALID_TRM_KICK_FILTER        = BIT(11),
 127         BT_VALID_CORUN_LUT_20           = BIT(12),
 128         BT_VALID_CORUN_LUT_40           = BIT(13),
 129         BT_VALID_ANT_ISOLATION          = BIT(14),
 130         BT_VALID_ANT_ISOLATION_THRS     = BIT(15),
 131         BT_VALID_TXTX_DELTA_FREQ_THRS   = BIT(16),
 132         BT_VALID_TXRX_MAX_FREQ_0        = BIT(17),
 133         BT_VALID_SYNC_TO_SCO            = BIT(18),
 134         BT_VALID_TTC                    = BIT(20),
 135         BT_VALID_RRC                    = BIT(21),
 136 };
 137
 138 /**
 139  * enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames.
 140  * @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames
 141  * @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames
 142  *
 143  * This mechanism allows to have BT and WiFi run concurrently. Since WiFi
 144  * reduces its Tx power, it can work along with BT, hence reducing the amount
 145  * of WiFi frames being killed by BT.
 146  */
 147 enum iwl_bt_reduced_tx_power {
 148         BT_REDUCED_TX_POWER_CTL         = BIT(0),
 149         BT_REDUCED_TX_POWER_DATA        = BIT(1),
 150 };
 151
 152 enum iwl_bt_coex_lut_type {
 153         BT_COEX_TIGHT_LUT = 0,
 154         BT_COEX_LOOSE_LUT,
 155         BT_COEX_TX_DIS_LUT,
 156
 157         BT_COEX_MAX_LUT,
 158         BT_COEX_INVALID_LUT = 0xff,
 159 }; /* BT_COEX_DECISION_LUT_INDEX_API_E_VER_1 */
 160
 161 #define BT_COEX_LUT_SIZE (12)
 162 #define BT_COEX_CORUN_LUT_SIZE (32)
 163 #define BT_COEX_MULTI_PRIO_LUT_SIZE (2)
 164 #define BT_COEX_BOOST_SIZE (4)
 165 #define BT_REDUCED_TX_POWER_BIT BIT(7)
 166
 167 /**
 168  * struct iwl_bt_coex_cmd_old - bt coex configuration command
 169  * @flags:&enum iwl_bt_coex_flags
 170  * @max_kill:
 171  * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
 172  * @override_primary_lut: enum %iwl_bt_coex_lut_type: BT_COEX_INVALID_LUT
 173  *      should be set by default
 174  * @override_secondary_lut: enum %iwl_bt_coex_lut_type: BT_COEX_INVALID_LUT
 175  *      should be set by default
 176  * @bt4_antenna_isolation: antenna isolation
 177  * @bt4_antenna_isolation_thr: antenna threshold value
 178  * @bt4_tx_tx_delta_freq_thr: TxTx delta frequency
 179  * @bt4_tx_rx_max_freq0: TxRx max frequency
 180  * @bt_prio_boost: BT priority boost registers
 181  * @wifi_tx_prio_boost: SW boost of wifi tx priority
 182  * @wifi_rx_prio_boost: SW boost of wifi rx priority
 183  * @kill_ack_msk: kill ACK mask. 1 - Tx ACK, 0 - kill Tx of ACK.
 184  * @kill_cts_msk: kill CTS mask. 1 - Tx CTS, 0 - kill Tx of CTS.
 185  * @decision_lut: PTA decision LUT, per Prio-Ch
 186  * @bt4_multiprio_lut: multi priority LUT configuration
 187  * @bt4_corun_lut20: co-running 20 MHz LUT configuration
 188  * @bt4_corun_lut40: co-running 40 MHz LUT configuration
 189  * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
 190  *
 191  * The structure is used for the BT_COEX command.
 192  */
 193 struct iwl_bt_coex_cmd_old {
 194         __le32 flags;
 195         u8 max_kill;
 196         u8 bt_reduced_tx_power;
 197         u8 override_primary_lut;
 198         u8 override_secondary_lut;
 199
 200         u8 bt4_antenna_isolation;
 201         u8 bt4_antenna_isolation_thr;
 202         u8 bt4_tx_tx_delta_freq_thr;
 203         u8 bt4_tx_rx_max_freq0;
 204
 205         __le32 bt_prio_boost[BT_COEX_BOOST_SIZE];
 206         __le32 wifi_tx_prio_boost;
 207         __le32 wifi_rx_prio_boost;
 208         __le32 kill_ack_msk;
 209         __le32 kill_cts_msk;
 210
 211         __le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE];
 212         __le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE];
 213         __le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE];
 214         __le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE];
 215
 216         __le32 valid_bit_msk;
 217 } __packed; /* BT_COEX_CMD_API_S_VER_5 */
 218
 219 enum iwl_bt_coex_mode {
 220         BT_COEX_DISABLE                 = 0x0,
 221         BT_COEX_NW                      = 0x1,
 222         BT_COEX_BT                      = 0x2,
 223         BT_COEX_WIFI                    = 0x3,
 224 }; /* BT_COEX_MODES_E */
 225
 226 enum iwl_bt_coex_enabled_modules {
 227         BT_COEX_MPLUT_ENABLED           = BIT(0),
 228         BT_COEX_MPLUT_BOOST_ENABLED     = BIT(1),
 229         BT_COEX_SYNC2SCO_ENABLED        = BIT(2),
 230         BT_COEX_CORUN_ENABLED           = BIT(3),
 231         BT_COEX_HIGH_BAND_RET           = BIT(4),
 232 }; /* BT_COEX_MODULES_ENABLE_E_VER_1 */
 233
 234 /**
 235  * struct iwl_bt_coex_cmd - bt coex configuration command
 236  * @mode: enum %iwl_bt_coex_mode
 237  * @enabled_modules: enum %iwl_bt_coex_enabled_modules
 238  *
 239  * The structure is used for the BT_COEX command.
 240  */
 241 struct iwl_bt_coex_cmd {
 242         __le32 mode;
 243         __le32 enabled_modules;
 244 } __packed; /* BT_COEX_CMD_API_S_VER_6 */
 245
 246 /**
 247  * struct iwl_bt_coex_corun_lut_update - bt coex update the corun lut
 248  * @corun_lut20: co-running 20 MHz LUT configuration
 249  * @corun_lut40: co-running 40 MHz LUT configuration
 250  *
 251  * The structure is used for the BT_COEX_UPDATE_CORUN_LUT command.
 252  */
 253 struct iwl_bt_coex_corun_lut_update_cmd {
 254         __le32 corun_lut20[BT_COEX_CORUN_LUT_SIZE];
 255         __le32 corun_lut40[BT_COEX_CORUN_LUT_SIZE];
 256 } __packed; /* BT_COEX_UPDATE_CORUN_LUT_API_S_VER_1 */
 257
 258 /**
 259  * struct iwl_bt_coex_reduced_txp_update_cmd
 260  * @reduced_txp: bit BT_REDUCED_TX_POWER_BIT to enable / disable, rest of the
 261  *      bits are the sta_id (value)
 262  */
 263 struct iwl_bt_coex_reduced_txp_update_cmd {
 264         __le32 reduced_txp;
 265 } __packed; /* BT_COEX_UPDATE_REDUCED_TX_POWER_API_S_VER_1 */
 266
 267 /**
 268  * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
 269  * @bt_primary_ci:
 270  * @primary_ch_phy_id:
 271  * @bt_secondary_ci:
 272  * @secondary_ch_phy_id:
 273  *
 274  * Used for BT_COEX_CI command
 275  */
 276 struct iwl_bt_coex_ci_cmd {
 277         __le64 bt_primary_ci;
 278         __le32 primary_ch_phy_id;
 279
 280         __le64 bt_secondary_ci;
 281         __le32 secondary_ch_phy_id;
 282 } __packed; /* BT_CI_MSG_API_S_VER_2 */
 283
 284 #define BT_MBOX(n_dw, _msg, _pos, _nbits)       \
 285         BT_MBOX##n_dw##_##_msg##_POS = (_pos),  \
 286         BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
 287
 288 enum iwl_bt_mxbox_dw0 {
 289         BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
 290         BT_MBOX(0, LE_PROF1, 3, 1),
 291         BT_MBOX(0, LE_PROF2, 4, 1),
 292         BT_MBOX(0, LE_PROF_OTHER, 5, 1),
 293         BT_MBOX(0, CHL_SEQ_N, 8, 4),
 294         BT_MBOX(0, INBAND_S, 13, 1),
 295         BT_MBOX(0, LE_MIN_RSSI, 16, 4),
 296         BT_MBOX(0, LE_SCAN, 20, 1),
 297         BT_MBOX(0, LE_ADV, 21, 1),
 298         BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
 299         BT_MBOX(0, OPEN_CON_1, 28, 2),
 300 };
 301
 302 enum iwl_bt_mxbox_dw1 {
 303         BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
 304         BT_MBOX(1, IP_SR, 4, 1),
 305         BT_MBOX(1, LE_MSTR, 5, 1),
 306         BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
 307         BT_MBOX(1, MSG_TYPE, 16, 3),
 308         BT_MBOX(1, SSN, 19, 2),
 309 };
 310
 311 enum iwl_bt_mxbox_dw2 {
 312         BT_MBOX(2, SNIFF_ACT, 0, 3),
 313         BT_MBOX(2, PAG, 3, 1),
 314         BT_MBOX(2, INQUIRY, 4, 1),
 315         BT_MBOX(2, CONN, 5, 1),
 316         BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
 317         BT_MBOX(2, DISC, 13, 1),
 318         BT_MBOX(2, SCO_TX_ACT, 16, 2),
 319         BT_MBOX(2, SCO_RX_ACT, 18, 2),
 320         BT_MBOX(2, ESCO_RE_TX, 20, 2),
 321         BT_MBOX(2, SCO_DURATION, 24, 6),
 322 };
 323
 324 enum iwl_bt_mxbox_dw3 {
 325         BT_MBOX(3, SCO_STATE, 0, 1),
 326         BT_MBOX(3, SNIFF_STATE, 1, 1),
 327         BT_MBOX(3, A2DP_STATE, 2, 1),
 328         BT_MBOX(3, ACL_STATE, 3, 1),
 329         BT_MBOX(3, MSTR_STATE, 4, 1),
 330         BT_MBOX(3, OBX_STATE, 5, 1),
 331         BT_MBOX(3, OPEN_CON_2, 8, 2),
 332         BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
 333         BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
 334         BT_MBOX(3, INBAND_P, 13, 1),
 335         BT_MBOX(3, MSG_TYPE_2, 16, 3),
 336         BT_MBOX(3, SSN_2, 19, 2),
 337         BT_MBOX(3, UPDATE_REQUEST, 21, 1),
 338 };
 339
 340 #define BT_MBOX_MSG(_notif, _num, _field)                                    \
 341         ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
 342         >> BT_MBOX##_num##_##_field##_POS)
 343
 344 enum iwl_bt_activity_grading {
 345         BT_OFF                  = 0,
 346         BT_ON_NO_CONNECTION     = 1,
 347         BT_LOW_TRAFFIC          = 2,
 348         BT_HIGH_TRAFFIC         = 3,
 349
 350         BT_MAX_AG,
 351 }; /* BT_COEX_BT_ACTIVITY_GRADING_API_E_VER_1 */
 352
 353 enum iwl_bt_ci_compliance {
 354         BT_CI_COMPLIANCE_NONE           = 0,
 355         BT_CI_COMPLIANCE_PRIMARY        = 1,
 356         BT_CI_COMPLIANCE_SECONDARY      = 2,
 357         BT_CI_COMPLIANCE_BOTH           = 3,
 358 }; /* BT_COEX_CI_COMPLIENCE_E_VER_1 */
 359
 360 #define IWL_COEX_IS_TTC_ON(_ttc_rrc_status, _phy_id)    \
 361                 (_ttc_rrc_status & BIT(_phy_id))
 362
 363 #define IWL_COEX_IS_RRC_ON(_ttc_rrc_status, _phy_id)    \
 364                 ((_ttc_rrc_status >> 4) & BIT(_phy_id))
 365
 366 /**
 367  * struct iwl_bt_coex_profile_notif - notification about BT coex
 368  * @mbox_msg: message from BT to WiFi
 369  * @msg_idx: the index of the message
 370  * @bt_ci_compliance: enum %iwl_bt_ci_compliance
 371  * @primary_ch_lut: LUT used for primary channel enum %iwl_bt_coex_lut_type
 372  * @secondary_ch_lut: LUT used for secondary channel enume %iwl_bt_coex_lut_type
 373  * @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
 374  * @ttc_rrc_status: is TTC or RRC enabled - one bit per PHY
 375  */
 376 struct iwl_bt_coex_profile_notif {
 377         __le32 mbox_msg[4];
 378         __le32 msg_idx;
 379         __le32 bt_ci_compliance;
 380
 381         __le32 primary_ch_lut;
 382         __le32 secondary_ch_lut;
 383         __le32 bt_activity_grading;
 384         u8 ttc_rrc_status;
 385         u8 reserved[3];
 386 } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 */
 387
 388 enum iwl_bt_coex_prio_table_event {
 389         BT_COEX_PRIO_TBL_EVT_INIT_CALIB1                = 0,
 390         BT_COEX_PRIO_TBL_EVT_INIT_CALIB2                = 1,
 391         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1        = 2,
 392         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2        = 3,
 393         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1       = 4,
 394         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2       = 5,
 395         BT_COEX_PRIO_TBL_EVT_DTIM                       = 6,
 396         BT_COEX_PRIO_TBL_EVT_SCAN52                     = 7,
 397         BT_COEX_PRIO_TBL_EVT_SCAN24                     = 8,
 398         BT_COEX_PRIO_TBL_EVT_IDLE                       = 9,
 399         BT_COEX_PRIO_TBL_EVT_MAX                        = 16,
 400 }; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */
 401
 402 enum iwl_bt_coex_prio_table_prio {
 403         BT_COEX_PRIO_TBL_DISABLED       = 0,
 404         BT_COEX_PRIO_TBL_PRIO_LOW       = 1,
 405         BT_COEX_PRIO_TBL_PRIO_HIGH      = 2,
 406         BT_COEX_PRIO_TBL_PRIO_BYPASS    = 3,
 407         BT_COEX_PRIO_TBL_PRIO_COEX_OFF  = 4,
 408         BT_COEX_PRIO_TBL_PRIO_COEX_ON   = 5,
 409         BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6,
 410         BT_COEX_PRIO_TBL_MAX            = 8,
 411 }; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */
 412
 413 #define BT_COEX_PRIO_TBL_SHRD_ANT_POS     (0)
 414 #define BT_COEX_PRIO_TBL_PRIO_POS         (1)
 415 #define BT_COEX_PRIO_TBL_RESERVED_POS     (4)
 416
 417 /**
 418  * struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex
 419  * @prio_tbl:
 420  */
 421 struct iwl_bt_coex_prio_tbl_cmd {
 422         u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
 423 } __packed;
 424
 425 /**
 426  * struct iwl_bt_coex_ci_cmd_old - bt coex channel inhibition command
 427  * @bt_primary_ci:
 428  * @bt_secondary_ci:
 429  * @co_run_bw_primary:
 430  * @co_run_bw_secondary:
 431  * @primary_ch_phy_id:
 432  * @secondary_ch_phy_id:
 433  *
 434  * Used for BT_COEX_CI command
 435  */
 436 struct iwl_bt_coex_ci_cmd_old {
 437         __le64 bt_primary_ci;
 438         __le64 bt_secondary_ci;
 439
 440         u8 co_run_bw_primary;
 441         u8 co_run_bw_secondary;
 442         u8 primary_ch_phy_id;
 443         u8 secondary_ch_phy_id;
 444 } __packed; /* BT_CI_MSG_API_S_VER_1 */
 445
 446 /**
 447  * struct iwl_bt_coex_profile_notif_old - notification about BT coex
 448  * @mbox_msg: message from BT to WiFi
 449  * @msg_idx: the index of the message
 450  * @bt_status: 0 - off, 1 - on
 451  * @bt_open_conn: number of BT connections open
 452  * @bt_traffic_load: load of BT traffic
 453  * @bt_agg_traffic_load: aggregated load of BT traffic
 454  * @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
 455  * @primary_ch_lut: LUT used for primary channel
 456  * @secondary_ch_lut: LUT used for secondary channel
 457  * @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
 458  */
 459 struct iwl_bt_coex_profile_notif_old {
 460         __le32 mbox_msg[4];
 461         __le32 msg_idx;
 462         u8 bt_status;
 463         u8 bt_open_conn;
 464         u8 bt_traffic_load;
 465         u8 bt_agg_traffic_load;
 466         u8 bt_ci_compliance;
 467         u8 ttc_enabled;
 468         u8 rrc_enabled;
 469         u8 reserved;
 470
 471         __le32 primary_ch_lut;
 472         __le32 secondary_ch_lut;
 473         __le32 bt_activity_grading;
 474 } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_3 */
 475
 476 #endif /* __fw_api_bt_coex_h__ */