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

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  62
  63 #ifndef __fw_api_bt_coex_h__
  64 #define __fw_api_bt_coex_h__
  65
  66 #include <linux/types.h>
  67 #include <linux/bitops.h>
  68
  69 #define BITS(nb) (BIT(nb) - 1)
  70
  71 /**
  72  * enum iwl_bt_coex_flags - flags for BT_COEX command
  73  * @BT_CH_PRIMARY_EN:
  74  * @BT_CH_SECONDARY_EN:
  75  * @BT_NOTIF_COEX_OFF:
  76  * @BT_COEX_MODE_POS:
  77  * @BT_COEX_MODE_MSK:
  78  * @BT_COEX_DISABLE:
  79  * @BT_COEX_2W:
  80  * @BT_COEX_3W:
  81  * @BT_COEX_NW:
  82  * @BT_USE_DEFAULTS:
  83  * @BT_SYNC_2_BT_DISABLE:
  84  * @BT_COEX_CORUNNING_TBL_EN:
  85  *
  86  * The COEX_MODE must be set for each command. Even if it is not changed.
  87  */
  88 enum iwl_bt_coex_flags {
  89         BT_CH_PRIMARY_EN                = BIT(0),
  90         BT_CH_SECONDARY_EN              = BIT(1),
  91         BT_NOTIF_COEX_OFF               = BIT(2),
  92         BT_COEX_MODE_POS                = 3,
  93         BT_COEX_MODE_MSK                = BITS(3) << BT_COEX_MODE_POS,
  94         BT_COEX_DISABLE                 = 0x0 << BT_COEX_MODE_POS,
  95         BT_COEX_2W                      = 0x1 << BT_COEX_MODE_POS,
  96         BT_COEX_3W                      = 0x2 << BT_COEX_MODE_POS,
  97         BT_COEX_NW                      = 0x3 << BT_COEX_MODE_POS,
  98         BT_USE_DEFAULTS                 = BIT(6),
  99         BT_SYNC_2_BT_DISABLE            = BIT(7),
 100         BT_COEX_CORUNNING_TBL_EN        = BIT(8),
 101         BT_COEX_MPLUT_TBL_EN            = BIT(9),
 102         /* Bit 10 is reserved */
 103         BT_COEX_WF_PRIO_BOOST_CHECK_EN  = BIT(11),
 104 };
 105
 106 /*
 107  * indicates what has changed in the BT_COEX command.
 108  * BT_VALID_ENABLE must be set for each command. Commands without this bit will
 109  * discarded by the firmware
 110  */
 111 enum iwl_bt_coex_valid_bit_msk {
 112         BT_VALID_ENABLE                 = BIT(0),
 113         BT_VALID_BT_PRIO_BOOST          = BIT(1),
 114         BT_VALID_MAX_KILL               = BIT(2),
 115         BT_VALID_3W_TMRS                = BIT(3),
 116         BT_VALID_KILL_ACK               = BIT(4),
 117         BT_VALID_KILL_CTS               = BIT(5),
 118         BT_VALID_REDUCED_TX_POWER       = BIT(6),
 119         BT_VALID_LUT                    = BIT(7),
 120         BT_VALID_WIFI_RX_SW_PRIO_BOOST  = BIT(8),
 121         BT_VALID_WIFI_TX_SW_PRIO_BOOST  = BIT(9),
 122         BT_VALID_MULTI_PRIO_LUT         = BIT(10),
 123         BT_VALID_TRM_KICK_FILTER        = BIT(11),
 124         BT_VALID_CORUN_LUT_20           = BIT(12),
 125         BT_VALID_CORUN_LUT_40           = BIT(13),
 126         BT_VALID_ANT_ISOLATION          = BIT(14),
 127         BT_VALID_ANT_ISOLATION_THRS     = BIT(15),
 128         BT_VALID_TXTX_DELTA_FREQ_THRS   = BIT(16),
 129         BT_VALID_TXRX_MAX_FREQ_0        = BIT(17),
 130         BT_VALID_SYNC_TO_SCO            = BIT(18),
 131 };
 132
 133 /**
 134  * enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames.
 135  * @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames
 136  * @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames
 137  *
 138  * This mechanism allows to have BT and WiFi run concurrently. Since WiFi
 139  * reduces its Tx power, it can work along with BT, hence reducing the amount
 140  * of WiFi frames being killed by BT.
 141  */
 142 enum iwl_bt_reduced_tx_power {
 143         BT_REDUCED_TX_POWER_CTL         = BIT(0),
 144         BT_REDUCED_TX_POWER_DATA        = BIT(1),
 145 };
 146
 147 enum iwl_bt_coex_lut_type {
 148         BT_COEX_TIGHT_LUT = 0,
 149         BT_COEX_LOOSE_LUT,
 150         BT_COEX_TX_DIS_LUT,
 151
 152         BT_COEX_MAX_LUT,
 153 };
 154
 155 #define BT_COEX_LUT_SIZE (12)
 156 #define BT_COEX_CORUN_LUT_SIZE (32)
 157 #define BT_COEX_MULTI_PRIO_LUT_SIZE (2)
 158 #define BT_COEX_BOOST_SIZE (4)
 159 #define BT_REDUCED_TX_POWER_BIT BIT(7)
 160
 161 /**
 162  * struct iwl_bt_coex_cmd - bt coex configuration command
 163  * @flags:&enum iwl_bt_coex_flags
 164  * @max_kill:
 165  * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
 166  * @bt4_antenna_isolation:
 167  * @bt4_antenna_isolation_thr:
 168  * @bt4_tx_tx_delta_freq_thr:
 169  * @bt4_tx_rx_max_freq0:
 170  * @bt_prio_boost:
 171  * @wifi_tx_prio_boost: SW boost of wifi tx priority
 172  * @wifi_rx_prio_boost: SW boost of wifi rx priority
 173  * @kill_ack_msk:
 174  * @kill_cts_msk:
 175  * @decision_lut:
 176  * @bt4_multiprio_lut:
 177  * @bt4_corun_lut20:
 178  * @bt4_corun_lut40:
 179  * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
 180  *
 181  * The structure is used for the BT_COEX command.
 182  */
 183 struct iwl_bt_coex_cmd {
 184         __le32 flags;
 185         u8 max_kill;
 186         u8 bt_reduced_tx_power;
 187         u8 reserved[2];
 188
 189         u8 bt4_antenna_isolation;
 190         u8 bt4_antenna_isolation_thr;
 191         u8 bt4_tx_tx_delta_freq_thr;
 192         u8 bt4_tx_rx_max_freq0;
 193
 194         __le32 bt_prio_boost[BT_COEX_BOOST_SIZE];
 195         __le32 wifi_tx_prio_boost;
 196         __le32 wifi_rx_prio_boost;
 197         __le32 kill_ack_msk;
 198         __le32 kill_cts_msk;
 199
 200         __le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE];
 201         __le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE];
 202         __le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE];
 203         __le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE];
 204
 205         __le32 valid_bit_msk;
 206 } __packed; /* BT_COEX_CMD_API_S_VER_3 */
 207
 208 /**
 209  * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
 210  * @bt_primary_ci:
 211  * @bt_secondary_ci:
 212  * @co_run_bw_primary:
 213  * @co_run_bw_secondary:
 214  * @primary_ch_phy_id:
 215  * @secondary_ch_phy_id:
 216  *
 217  * Used for BT_COEX_CI command
 218  */
 219 struct iwl_bt_coex_ci_cmd {
 220         __le64 bt_primary_ci;
 221         __le64 bt_secondary_ci;
 222
 223         u8 co_run_bw_primary;
 224         u8 co_run_bw_secondary;
 225         u8 primary_ch_phy_id;
 226         u8 secondary_ch_phy_id;
 227 } __packed; /* BT_CI_MSG_API_S_VER_1 */
 228
 229 #define BT_MBOX(n_dw, _msg, _pos, _nbits)       \
 230         BT_MBOX##n_dw##_##_msg##_POS = (_pos),  \
 231         BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
 232
 233 enum iwl_bt_mxbox_dw0 {
 234         BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
 235         BT_MBOX(0, LE_PROF1, 3, 1),
 236         BT_MBOX(0, LE_PROF2, 4, 1),
 237         BT_MBOX(0, LE_PROF_OTHER, 5, 1),
 238         BT_MBOX(0, CHL_SEQ_N, 8, 4),
 239         BT_MBOX(0, INBAND_S, 13, 1),
 240         BT_MBOX(0, LE_MIN_RSSI, 16, 4),
 241         BT_MBOX(0, LE_SCAN, 20, 1),
 242         BT_MBOX(0, LE_ADV, 21, 1),
 243         BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
 244         BT_MBOX(0, OPEN_CON_1, 28, 2),
 245 };
 246
 247 enum iwl_bt_mxbox_dw1 {
 248         BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
 249         BT_MBOX(1, IP_SR, 4, 1),
 250         BT_MBOX(1, LE_MSTR, 5, 1),
 251         BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
 252         BT_MBOX(1, MSG_TYPE, 16, 3),
 253         BT_MBOX(1, SSN, 19, 2),
 254 };
 255
 256 enum iwl_bt_mxbox_dw2 {
 257         BT_MBOX(2, SNIFF_ACT, 0, 3),
 258         BT_MBOX(2, PAG, 3, 1),
 259         BT_MBOX(2, INQUIRY, 4, 1),
 260         BT_MBOX(2, CONN, 5, 1),
 261         BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
 262         BT_MBOX(2, DISC, 13, 1),
 263         BT_MBOX(2, SCO_TX_ACT, 16, 2),
 264         BT_MBOX(2, SCO_RX_ACT, 18, 2),
 265         BT_MBOX(2, ESCO_RE_TX, 20, 2),
 266         BT_MBOX(2, SCO_DURATION, 24, 6),
 267 };
 268
 269 enum iwl_bt_mxbox_dw3 {
 270         BT_MBOX(3, SCO_STATE, 0, 1),
 271         BT_MBOX(3, SNIFF_STATE, 1, 1),
 272         BT_MBOX(3, A2DP_STATE, 2, 1),
 273         BT_MBOX(3, ACL_STATE, 3, 1),
 274         BT_MBOX(3, MSTR_STATE, 4, 1),
 275         BT_MBOX(3, OBX_STATE, 5, 1),
 276         BT_MBOX(3, OPEN_CON_2, 8, 2),
 277         BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
 278         BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
 279         BT_MBOX(3, INBAND_P, 13, 1),
 280         BT_MBOX(3, MSG_TYPE_2, 16, 3),
 281         BT_MBOX(3, SSN_2, 19, 2),
 282         BT_MBOX(3, UPDATE_REQUEST, 21, 1),
 283 };
 284
 285 #define BT_MBOX_MSG(_notif, _num, _field)                                    \
 286         ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
 287         >> BT_MBOX##_num##_##_field##_POS)
 288
 289 enum iwl_bt_activity_grading {
 290         BT_OFF                  = 0,
 291         BT_ON_NO_CONNECTION     = 1,
 292         BT_LOW_TRAFFIC          = 2,
 293         BT_HIGH_TRAFFIC         = 3,
 294 };
 295
 296 /**
 297  * struct iwl_bt_coex_profile_notif - notification about BT coex
 298  * @mbox_msg: message from BT to WiFi
 299  * @msg_idx: the index of the message
 300  * @bt_status: 0 - off, 1 - on
 301  * @bt_open_conn: number of BT connections open
 302  * @bt_traffic_load: load of BT traffic
 303  * @bt_agg_traffic_load: aggregated load of BT traffic
 304  * @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
 305  * @primary_ch_lut: LUT used for primary channel
 306  * @secondary_ch_lut: LUT used for secondary channel
 307  * @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
 308  */
 309 struct iwl_bt_coex_profile_notif {
 310         __le32 mbox_msg[4];
 311         __le32 msg_idx;
 312         u8 bt_status;
 313         u8 bt_open_conn;
 314         u8 bt_traffic_load;
 315         u8 bt_agg_traffic_load;
 316         u8 bt_ci_compliance;
 317         u8 reserved[3];
 318
 319         __le32 primary_ch_lut;
 320         __le32 secondary_ch_lut;
 321         __le32 bt_activity_grading;
 322 } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */
 323
 324 enum iwl_bt_coex_prio_table_event {
 325         BT_COEX_PRIO_TBL_EVT_INIT_CALIB1                = 0,
 326         BT_COEX_PRIO_TBL_EVT_INIT_CALIB2                = 1,
 327         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1        = 2,
 328         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2        = 3,
 329         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1       = 4,
 330         BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2       = 5,
 331         BT_COEX_PRIO_TBL_EVT_DTIM                       = 6,
 332         BT_COEX_PRIO_TBL_EVT_SCAN52                     = 7,
 333         BT_COEX_PRIO_TBL_EVT_SCAN24                     = 8,
 334         BT_COEX_PRIO_TBL_EVT_IDLE                       = 9,
 335         BT_COEX_PRIO_TBL_EVT_MAX                        = 16,
 336 }; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */
 337
 338 enum iwl_bt_coex_prio_table_prio {
 339         BT_COEX_PRIO_TBL_DISABLED       = 0,
 340         BT_COEX_PRIO_TBL_PRIO_LOW       = 1,
 341         BT_COEX_PRIO_TBL_PRIO_HIGH      = 2,
 342         BT_COEX_PRIO_TBL_PRIO_BYPASS    = 3,
 343         BT_COEX_PRIO_TBL_PRIO_COEX_OFF  = 4,
 344         BT_COEX_PRIO_TBL_PRIO_COEX_ON   = 5,
 345         BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6,
 346         BT_COEX_PRIO_TBL_MAX            = 8,
 347 }; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */
 348
 349 #define BT_COEX_PRIO_TBL_SHRD_ANT_POS     (0)
 350 #define BT_COEX_PRIO_TBL_PRIO_POS         (1)
 351 #define BT_COEX_PRIO_TBL_RESERVED_POS     (4)
 352
 353 /**
 354  * struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex
 355  * @prio_tbl:
 356  */
 357 struct iwl_bt_coex_prio_tbl_cmd {
 358         u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
 359 } __packed;
 360
 361 #endif /* __fw_api_bt_coex_h__ */