1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2023-2024 Intel Corporation 4 * Copyright (C) 2013-2014, 2018-2019 Intel Corporation 5 * Copyright (C) 2013-2014 Intel Mobile Communications GmbH 6 * Copyright (C) 2017 Intel Deutschland GmbH 7 */ 8 #ifndef __iwl_fw_api_coex_h__ 9 #define __iwl_fw_api_coex_h__ 10 11 #include <linux/types.h> 12 #include <linux/bitops.h> 13 14 #define BITS(nb) (BIT(nb) - 1) 15 16 enum iwl_bt_coex_lut_type { 17 BT_COEX_TIGHT_LUT = 0, 18 BT_COEX_LOOSE_LUT, 19 BT_COEX_TX_DIS_LUT, 20 21 BT_COEX_MAX_LUT, 22 BT_COEX_INVALID_LUT = 0xff, 23 }; /* BT_COEX_DECISION_LUT_INDEX_API_E_VER_1 */ 24 25 #define BT_REDUCED_TX_POWER_BIT BIT(7) 26 27 enum iwl_bt_coex_mode { 28 BT_COEX_DISABLE = 0x0, 29 BT_COEX_NW = 0x1, 30 BT_COEX_BT = 0x2, 31 BT_COEX_WIFI = 0x3, 32 }; /* BT_COEX_MODES_E */ 33 34 enum iwl_bt_coex_enabled_modules { 35 BT_COEX_MPLUT_ENABLED = BIT(0), 36 BT_COEX_MPLUT_BOOST_ENABLED = BIT(1), 37 BT_COEX_SYNC2SCO_ENABLED = BIT(2), 38 BT_COEX_CORUN_ENABLED = BIT(3), 39 BT_COEX_HIGH_BAND_RET = BIT(4), 40 }; /* BT_COEX_MODULES_ENABLE_E_VER_1 */ 41 42 /** 43 * struct iwl_bt_coex_cmd - bt coex configuration command 44 * @mode: &enum iwl_bt_coex_mode 45 * @enabled_modules: &enum iwl_bt_coex_enabled_modules 46 * 47 * The structure is used for the BT_COEX command. 48 */ 49 struct iwl_bt_coex_cmd { 50 __le32 mode; 51 __le32 enabled_modules; 52 } __packed; /* BT_COEX_CMD_API_S_VER_6 */ 53 54 /** 55 * struct iwl_bt_coex_reduced_txp_update_cmd 56 * @reduced_txp: bit BT_REDUCED_TX_POWER_BIT to enable / disable, rest of the 57 * bits are the sta_id (value) 58 */ 59 struct iwl_bt_coex_reduced_txp_update_cmd { 60 __le32 reduced_txp; 61 } __packed; /* BT_COEX_UPDATE_REDUCED_TX_POWER_API_S_VER_1 */ 62 63 /** 64 * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command 65 * @bt_primary_ci: primary channel inhibition bitmap 66 * @primary_ch_phy_id: primary channel PHY ID 67 * @bt_secondary_ci: secondary channel inhibition bitmap 68 * @secondary_ch_phy_id: secondary channel PHY ID 69 * 70 * Used for BT_COEX_CI command 71 */ 72 struct iwl_bt_coex_ci_cmd { 73 __le64 bt_primary_ci; 74 __le32 primary_ch_phy_id; 75 76 __le64 bt_secondary_ci; 77 __le32 secondary_ch_phy_id; 78 } __packed; /* BT_CI_MSG_API_S_VER_2 */ 79 80 enum iwl_bt_activity_grading { 81 BT_OFF = 0, 82 BT_ON_NO_CONNECTION = 1, 83 BT_LOW_TRAFFIC = 2, 84 BT_HIGH_TRAFFIC = 3, 85 BT_VERY_HIGH_TRAFFIC = 4, 86 87 BT_MAX_AG, 88 }; /* BT_COEX_BT_ACTIVITY_GRADING_API_E_VER_1 */ 89 90 enum iwl_bt_ci_compliance { 91 BT_CI_COMPLIANCE_NONE = 0, 92 BT_CI_COMPLIANCE_PRIMARY = 1, 93 BT_CI_COMPLIANCE_SECONDARY = 2, 94 BT_CI_COMPLIANCE_BOTH = 3, 95 }; /* BT_COEX_CI_COMPLIENCE_E_VER_1 */ 96 97 /** 98 * struct iwl_bt_coex_prof_old_notif - notification about BT coex 99 * @mbox_msg: message from BT to WiFi 100 * @msg_idx: the index of the message 101 * @bt_ci_compliance: enum %iwl_bt_ci_compliance 102 * @primary_ch_lut: LUT used for primary channel &enum iwl_bt_coex_lut_type 103 * @secondary_ch_lut: LUT used for secondary channel &enum iwl_bt_coex_lut_type 104 * @bt_activity_grading: the activity of BT &enum iwl_bt_activity_grading 105 * @ttc_status: is TTC enabled - one bit per PHY 106 * @rrc_status: is RRC enabled - one bit per PHY 107 * The following fields are only for version 5, and are reserved in version 4: 108 * @wifi_loss_low_rssi: The predicted lost WiFi rate (% of air time that BT is 109 * utilizing) when the RSSI is low (<= -65 dBm) 110 * @wifi_loss_mid_high_rssi: The predicted lost WiFi rate (% of air time that 111 * BT is utilizing) when the RSSI is mid/high (>= -65 dBm) 112 */ 113 struct iwl_bt_coex_prof_old_notif { 114 __le32 mbox_msg[4]; 115 __le32 msg_idx; 116 __le32 bt_ci_compliance; 117 118 __le32 primary_ch_lut; 119 __le32 secondary_ch_lut; 120 __le32 bt_activity_grading; 121 u8 ttc_status; 122 u8 rrc_status; 123 u8 wifi_loss_low_rssi; 124 u8 wifi_loss_mid_high_rssi; 125 } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 126 * BT_COEX_PROFILE_NTFY_API_S_VER_5 127 */ 128 129 /** 130 * enum iwl_bt_coex_subcmd_ids - coex configuration command IDs 131 */ 132 enum iwl_bt_coex_subcmd_ids { 133 /** 134 *@PROFILE_NOTIF: &struct iwl_bt_coex_profile_notif 135 */ 136 PROFILE_NOTIF = 0xFF, 137 }; 138 139 #define COEX_NUM_BAND 3 140 #define COEX_NUM_CHAINS 2 141 142 /** 143 * struct iwl_bt_coex_profile_notif - notification about BT coex 144 * @wifi_loss_low_rssi: The predicted lost WiFi rate (% of air time that BT is 145 * utilizing) when the RSSI is low (<= -65 dBm) 146 * @wifi_loss_mid_high_rssi: The predicted lost WiFi rate (% of air time that 147 * BT is utilizing) when the RSSI is mid/high (>= -65 dBm) 148 */ 149 struct iwl_bt_coex_profile_notif { 150 u8 wifi_loss_low_rssi[COEX_NUM_BAND][COEX_NUM_CHAINS]; 151 u8 wifi_loss_mid_high_rssi[COEX_NUM_BAND][COEX_NUM_CHAINS]; 152 } __packed; /* BT_COEX_BT_PROFILE_NTF_API_S_VER_1 */ 153 154 #endif /* __iwl_fw_api_coex_h__ */ 155