| /****************************************************************************** |
| * |
| * This file is provided under a dual BSD/GPLv2 license. When using or |
| * redistributing this file, you may do so under either license. |
| * |
| * GPL LICENSE SUMMARY |
| * |
| * Copyright(c) 2013 Intel Corporation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of version 2 of the GNU General Public License as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, |
| * USA |
| * |
| * The full GNU General Public License is included in this distribution |
| * in the file called COPYING. |
| * |
| * Contact Information: |
| * Intel Linux Wireless <ilw@linux.intel.com> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| * BSD LICENSE |
| * |
| * Copyright(c) 2013 Intel Corporation. All rights reserved. |
| * All rights reserved. |
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| * modification, are permitted provided that the following conditions |
| * are met: |
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| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
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| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| *****************************************************************************/ |
| |
| #ifndef __fw_api_bt_coex_h__ |
| #define __fw_api_bt_coex_h__ |
| |
| #include <linux/types.h> |
| #include <linux/bitops.h> |
| |
| #define BITS(nb) (BIT(nb) - 1) |
| |
| /** |
| * enum iwl_bt_coex_flags - flags for BT_COEX command |
| * @BT_CH_PRIMARY_EN: |
| * @BT_CH_SECONDARY_EN: |
| * @BT_NOTIF_COEX_OFF: |
| * @BT_COEX_MODE_POS: |
| * @BT_COEX_MODE_MSK: |
| * @BT_COEX_DISABLE: |
| * @BT_COEX_2W: |
| * @BT_COEX_3W: |
| * @BT_COEX_NW: |
| * @BT_USE_DEFAULTS: |
| * @BT_SYNC_2_BT_DISABLE: |
| * @BT_COEX_CORUNNING_TBL_EN: |
| * |
| * The COEX_MODE must be set for each command. Even if it is not changed. |
| */ |
| enum iwl_bt_coex_flags { |
| BT_CH_PRIMARY_EN = BIT(0), |
| BT_CH_SECONDARY_EN = BIT(1), |
| BT_NOTIF_COEX_OFF = BIT(2), |
| BT_COEX_MODE_POS = 3, |
| BT_COEX_MODE_MSK = BITS(3) << BT_COEX_MODE_POS, |
| BT_COEX_DISABLE = 0x0 << BT_COEX_MODE_POS, |
| BT_COEX_2W = 0x1 << BT_COEX_MODE_POS, |
| BT_COEX_3W = 0x2 << BT_COEX_MODE_POS, |
| BT_COEX_NW = 0x3 << BT_COEX_MODE_POS, |
| BT_USE_DEFAULTS = BIT(6), |
| BT_SYNC_2_BT_DISABLE = BIT(7), |
| BT_COEX_CORUNNING_TBL_EN = BIT(8), |
| BT_COEX_MPLUT_TBL_EN = BIT(9), |
| /* Bit 10 is reserved */ |
| BT_COEX_WF_PRIO_BOOST_CHECK_EN = BIT(11), |
| }; |
| |
| /* |
| * indicates what has changed in the BT_COEX command. |
| * BT_VALID_ENABLE must be set for each command. Commands without this bit will |
| * discarded by the firmware |
| */ |
| enum iwl_bt_coex_valid_bit_msk { |
| BT_VALID_ENABLE = BIT(0), |
| BT_VALID_BT_PRIO_BOOST = BIT(1), |
| BT_VALID_MAX_KILL = BIT(2), |
| BT_VALID_3W_TMRS = BIT(3), |
| BT_VALID_KILL_ACK = BIT(4), |
| BT_VALID_KILL_CTS = BIT(5), |
| BT_VALID_REDUCED_TX_POWER = BIT(6), |
| BT_VALID_LUT = BIT(7), |
| BT_VALID_WIFI_RX_SW_PRIO_BOOST = BIT(8), |
| BT_VALID_WIFI_TX_SW_PRIO_BOOST = BIT(9), |
| BT_VALID_MULTI_PRIO_LUT = BIT(10), |
| BT_VALID_TRM_KICK_FILTER = BIT(11), |
| BT_VALID_CORUN_LUT_20 = BIT(12), |
| BT_VALID_CORUN_LUT_40 = BIT(13), |
| BT_VALID_ANT_ISOLATION = BIT(14), |
| BT_VALID_ANT_ISOLATION_THRS = BIT(15), |
| BT_VALID_TXTX_DELTA_FREQ_THRS = BIT(16), |
| BT_VALID_TXRX_MAX_FREQ_0 = BIT(17), |
| }; |
| |
| /** |
| * enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames. |
| * @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames |
| * @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames |
| * |
| * This mechanism allows to have BT and WiFi run concurrently. Since WiFi |
| * reduces its Tx power, it can work along with BT, hence reducing the amount |
| * of WiFi frames being killed by BT. |
| */ |
| enum iwl_bt_reduced_tx_power { |
| BT_REDUCED_TX_POWER_CTL = BIT(0), |
| BT_REDUCED_TX_POWER_DATA = BIT(1), |
| }; |
| |
| enum iwl_bt_coex_lut_type { |
| BT_COEX_TIGHT_LUT = 0, |
| BT_COEX_LOOSE_LUT, |
| BT_COEX_TX_DIS_LUT, |
| |
| BT_COEX_MAX_LUT, |
| }; |
| |
| #define BT_COEX_LUT_SIZE (12) |
| #define BT_COEX_CORUN_LUT_SIZE (32) |
| #define BT_COEX_MULTI_PRIO_LUT_SIZE (2) |
| #define BT_COEX_BOOST_SIZE (4) |
| #define BT_REDUCED_TX_POWER_BIT BIT(7) |
| |
| /** |
| * struct iwl_bt_coex_cmd - bt coex configuration command |
| * @flags:&enum iwl_bt_coex_flags |
| * @max_kill: |
| * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power |
| * @bt4_antenna_isolation: |
| * @bt4_antenna_isolation_thr: |
| * @bt4_tx_tx_delta_freq_thr: |
| * @bt4_tx_rx_max_freq0: |
| * @bt_prio_boost: |
| * @wifi_tx_prio_boost: SW boost of wifi tx priority |
| * @wifi_rx_prio_boost: SW boost of wifi rx priority |
| * @kill_ack_msk: |
| * @kill_cts_msk: |
| * @decision_lut: |
| * @bt4_multiprio_lut: |
| * @bt4_corun_lut20: |
| * @bt4_corun_lut40: |
| * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk |
| * |
| * The structure is used for the BT_COEX command. |
| */ |
| struct iwl_bt_coex_cmd { |
| __le32 flags; |
| u8 max_kill; |
| u8 bt_reduced_tx_power; |
| u8 reserved[2]; |
| |
| u8 bt4_antenna_isolation; |
| u8 bt4_antenna_isolation_thr; |
| u8 bt4_tx_tx_delta_freq_thr; |
| u8 bt4_tx_rx_max_freq0; |
| |
| __le32 bt_prio_boost[BT_COEX_BOOST_SIZE]; |
| __le32 wifi_tx_prio_boost; |
| __le32 wifi_rx_prio_boost; |
| __le32 kill_ack_msk; |
| __le32 kill_cts_msk; |
| |
| __le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE]; |
| __le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE]; |
| __le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE]; |
| __le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE]; |
| |
| __le32 valid_bit_msk; |
| } __packed; /* BT_COEX_CMD_API_S_VER_3 */ |
| |
| /** |
| * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command |
| * @bt_primary_ci: |
| * @bt_secondary_ci: |
| * @co_run_bw_primary: |
| * @co_run_bw_secondary: |
| * @primary_ch_phy_id: |
| * @secondary_ch_phy_id: |
| * |
| * Used for BT_COEX_CI command |
| */ |
| struct iwl_bt_coex_ci_cmd { |
| __le64 bt_primary_ci; |
| __le64 bt_secondary_ci; |
| |
| u8 co_run_bw_primary; |
| u8 co_run_bw_secondary; |
| u8 primary_ch_phy_id; |
| u8 secondary_ch_phy_id; |
| } __packed; /* BT_CI_MSG_API_S_VER_1 */ |
| |
| #define BT_MBOX(n_dw, _msg, _pos, _nbits) \ |
| BT_MBOX##n_dw##_##_msg##_POS = (_pos), \ |
| BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS |
| |
| enum iwl_bt_mxbox_dw0 { |
| BT_MBOX(0, LE_SLAVE_LAT, 0, 3), |
| BT_MBOX(0, LE_PROF1, 3, 1), |
| BT_MBOX(0, LE_PROF2, 4, 1), |
| BT_MBOX(0, LE_PROF_OTHER, 5, 1), |
| BT_MBOX(0, CHL_SEQ_N, 8, 4), |
| BT_MBOX(0, INBAND_S, 13, 1), |
| BT_MBOX(0, LE_MIN_RSSI, 16, 4), |
| BT_MBOX(0, LE_SCAN, 20, 1), |
| BT_MBOX(0, LE_ADV, 21, 1), |
| BT_MBOX(0, LE_MAX_TX_POWER, 24, 4), |
| BT_MBOX(0, OPEN_CON_1, 28, 2), |
| }; |
| |
| enum iwl_bt_mxbox_dw1 { |
| BT_MBOX(1, BR_MAX_TX_POWER, 0, 4), |
| BT_MBOX(1, IP_SR, 4, 1), |
| BT_MBOX(1, LE_MSTR, 5, 1), |
| BT_MBOX(1, AGGR_TRFC_LD, 8, 6), |
| BT_MBOX(1, MSG_TYPE, 16, 3), |
| BT_MBOX(1, SSN, 19, 2), |
| }; |
| |
| enum iwl_bt_mxbox_dw2 { |
| BT_MBOX(2, SNIFF_ACT, 0, 3), |
| BT_MBOX(2, PAG, 3, 1), |
| BT_MBOX(2, INQUIRY, 4, 1), |
| BT_MBOX(2, CONN, 5, 1), |
| BT_MBOX(2, SNIFF_INTERVAL, 8, 5), |
| BT_MBOX(2, DISC, 13, 1), |
| BT_MBOX(2, SCO_TX_ACT, 16, 2), |
| BT_MBOX(2, SCO_RX_ACT, 18, 2), |
| BT_MBOX(2, ESCO_RE_TX, 20, 2), |
| BT_MBOX(2, SCO_DURATION, 24, 6), |
| }; |
| |
| enum iwl_bt_mxbox_dw3 { |
| BT_MBOX(3, SCO_STATE, 0, 1), |
| BT_MBOX(3, SNIFF_STATE, 1, 1), |
| BT_MBOX(3, A2DP_STATE, 2, 1), |
| BT_MBOX(3, ACL_STATE, 3, 1), |
| BT_MBOX(3, MSTR_STATE, 4, 1), |
| BT_MBOX(3, OBX_STATE, 5, 1), |
| BT_MBOX(3, OPEN_CON_2, 8, 2), |
| BT_MBOX(3, TRAFFIC_LOAD, 10, 2), |
| BT_MBOX(3, CHL_SEQN_LSB, 12, 1), |
| BT_MBOX(3, INBAND_P, 13, 1), |
| BT_MBOX(3, MSG_TYPE_2, 16, 3), |
| BT_MBOX(3, SSN_2, 19, 2), |
| BT_MBOX(3, UPDATE_REQUEST, 21, 1), |
| }; |
| |
| #define BT_MBOX_MSG(_notif, _num, _field) \ |
| ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\ |
| >> BT_MBOX##_num##_##_field##_POS) |
| |
| enum iwl_bt_activity_grading { |
| BT_OFF = 0, |
| BT_ON_NO_CONNECTION = 1, |
| BT_LOW_TRAFFIC = 2, |
| BT_HIGH_TRAFFIC = 3, |
| }; |
| |
| /** |
| * struct iwl_bt_coex_profile_notif - notification about BT coex |
| * @mbox_msg: message from BT to WiFi |
| * @msg_idx: the index of the message |
| * @bt_status: 0 - off, 1 - on |
| * @bt_open_conn: number of BT connections open |
| * @bt_traffic_load: load of BT traffic |
| * @bt_agg_traffic_load: aggregated load of BT traffic |
| * @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant |
| * @primary_ch_lut: LUT used for primary channel |
| * @secondary_ch_lut: LUT used for secondary channel |
| * @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading |
| */ |
| struct iwl_bt_coex_profile_notif { |
| __le32 mbox_msg[4]; |
| __le32 msg_idx; |
| u8 bt_status; |
| u8 bt_open_conn; |
| u8 bt_traffic_load; |
| u8 bt_agg_traffic_load; |
| u8 bt_ci_compliance; |
| u8 reserved[3]; |
| |
| __le32 primary_ch_lut; |
| __le32 secondary_ch_lut; |
| __le32 bt_activity_grading; |
| } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */ |
| |
| enum iwl_bt_coex_prio_table_event { |
| BT_COEX_PRIO_TBL_EVT_INIT_CALIB1 = 0, |
| BT_COEX_PRIO_TBL_EVT_INIT_CALIB2 = 1, |
| BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1 = 2, |
| BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2 = 3, |
| BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1 = 4, |
| BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2 = 5, |
| BT_COEX_PRIO_TBL_EVT_DTIM = 6, |
| BT_COEX_PRIO_TBL_EVT_SCAN52 = 7, |
| BT_COEX_PRIO_TBL_EVT_SCAN24 = 8, |
| BT_COEX_PRIO_TBL_EVT_IDLE = 9, |
| BT_COEX_PRIO_TBL_EVT_MAX = 16, |
| }; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */ |
| |
| enum iwl_bt_coex_prio_table_prio { |
| BT_COEX_PRIO_TBL_DISABLED = 0, |
| BT_COEX_PRIO_TBL_PRIO_LOW = 1, |
| BT_COEX_PRIO_TBL_PRIO_HIGH = 2, |
| BT_COEX_PRIO_TBL_PRIO_BYPASS = 3, |
| BT_COEX_PRIO_TBL_PRIO_COEX_OFF = 4, |
| BT_COEX_PRIO_TBL_PRIO_COEX_ON = 5, |
| BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6, |
| BT_COEX_PRIO_TBL_MAX = 8, |
| }; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */ |
| |
| #define BT_COEX_PRIO_TBL_SHRD_ANT_POS (0) |
| #define BT_COEX_PRIO_TBL_PRIO_POS (1) |
| #define BT_COEX_PRIO_TBL_RESERVED_POS (4) |
| |
| /** |
| * struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex |
| * @prio_tbl: |
| */ |
| struct iwl_bt_coex_prio_tbl_cmd { |
| u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX]; |
| } __packed; |
| |
| #endif /* __fw_api_bt_coex_h__ */ |