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
16enum 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
27enum 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
34enum 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 */
49struct 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 */
59struct 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 */
72struct 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
80enum 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
90enum 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 */
113struct 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 */
132enum 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 */
149struct 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

source code of linux/drivers/net/wireless/intel/iwlwifi/fw/api/coex.h