1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (C) 2013-2014, 2018-2019 Intel Corporation
4 * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
5 * Copyright (C) 2017 Intel Deutschland GmbH
6 */
7#ifndef __iwl_fw_api_coex_h__
8#define __iwl_fw_api_coex_h__
9
10#include <linux/types.h>
11#include <linux/bitops.h>
12
13#define BITS(nb) (BIT(nb) - 1)
14
15enum iwl_bt_coex_lut_type {
16	BT_COEX_TIGHT_LUT = 0,
17	BT_COEX_LOOSE_LUT,
18	BT_COEX_TX_DIS_LUT,
19
20	BT_COEX_MAX_LUT,
21	BT_COEX_INVALID_LUT = 0xff,
22}; /* BT_COEX_DECISION_LUT_INDEX_API_E_VER_1 */
23
24#define BT_REDUCED_TX_POWER_BIT BIT(7)
25
26enum iwl_bt_coex_mode {
27	BT_COEX_DISABLE			= 0x0,
28	BT_COEX_NW			= 0x1,
29	BT_COEX_BT			= 0x2,
30	BT_COEX_WIFI			= 0x3,
31}; /* BT_COEX_MODES_E */
32
33enum iwl_bt_coex_enabled_modules {
34	BT_COEX_MPLUT_ENABLED		= BIT(0),
35	BT_COEX_MPLUT_BOOST_ENABLED	= BIT(1),
36	BT_COEX_SYNC2SCO_ENABLED	= BIT(2),
37	BT_COEX_CORUN_ENABLED		= BIT(3),
38	BT_COEX_HIGH_BAND_RET		= BIT(4),
39}; /* BT_COEX_MODULES_ENABLE_E_VER_1 */
40
41/**
42 * struct iwl_bt_coex_cmd - bt coex configuration command
43 * @mode: &enum iwl_bt_coex_mode
44 * @enabled_modules: &enum iwl_bt_coex_enabled_modules
45 *
46 * The structure is used for the BT_COEX command.
47 */
48struct iwl_bt_coex_cmd {
49	__le32 mode;
50	__le32 enabled_modules;
51} __packed; /* BT_COEX_CMD_API_S_VER_6 */
52
53/**
54 * struct iwl_bt_coex_reduced_txp_update_cmd
55 * @reduced_txp: bit BT_REDUCED_TX_POWER_BIT to enable / disable, rest of the
56 *	bits are the sta_id (value)
57 */
58struct iwl_bt_coex_reduced_txp_update_cmd {
59	__le32 reduced_txp;
60} __packed; /* BT_COEX_UPDATE_REDUCED_TX_POWER_API_S_VER_1 */
61
62/**
63 * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
64 * @bt_primary_ci: primary channel inhibition bitmap
65 * @primary_ch_phy_id: primary channel PHY ID
66 * @bt_secondary_ci: secondary channel inhibition bitmap
67 * @secondary_ch_phy_id: secondary channel PHY ID
68 *
69 * Used for BT_COEX_CI command
70 */
71struct iwl_bt_coex_ci_cmd {
72	__le64 bt_primary_ci;
73	__le32 primary_ch_phy_id;
74
75	__le64 bt_secondary_ci;
76	__le32 secondary_ch_phy_id;
77} __packed; /* BT_CI_MSG_API_S_VER_2 */
78
79#define BT_MBOX(n_dw, _msg, _pos, _nbits)	\
80	BT_MBOX##n_dw##_##_msg##_POS = (_pos),	\
81	BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
82
83enum iwl_bt_mxbox_dw0 {
84	BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
85	BT_MBOX(0, LE_PROF1, 3, 1),
86	BT_MBOX(0, LE_PROF2, 4, 1),
87	BT_MBOX(0, LE_PROF_OTHER, 5, 1),
88	BT_MBOX(0, CHL_SEQ_N, 8, 4),
89	BT_MBOX(0, INBAND_S, 13, 1),
90	BT_MBOX(0, LE_MIN_RSSI, 16, 4),
91	BT_MBOX(0, LE_SCAN, 20, 1),
92	BT_MBOX(0, LE_ADV, 21, 1),
93	BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
94	BT_MBOX(0, OPEN_CON_1, 28, 2),
95};
96
97enum iwl_bt_mxbox_dw1 {
98	BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
99	BT_MBOX(1, IP_SR, 4, 1),
100	BT_MBOX(1, LE_MSTR, 5, 1),
101	BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
102	BT_MBOX(1, MSG_TYPE, 16, 3),
103	BT_MBOX(1, SSN, 19, 2),
104};
105
106enum iwl_bt_mxbox_dw2 {
107	BT_MBOX(2, SNIFF_ACT, 0, 3),
108	BT_MBOX(2, PAG, 3, 1),
109	BT_MBOX(2, INQUIRY, 4, 1),
110	BT_MBOX(2, CONN, 5, 1),
111	BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
112	BT_MBOX(2, DISC, 13, 1),
113	BT_MBOX(2, SCO_TX_ACT, 16, 2),
114	BT_MBOX(2, SCO_RX_ACT, 18, 2),
115	BT_MBOX(2, ESCO_RE_TX, 20, 2),
116	BT_MBOX(2, SCO_DURATION, 24, 6),
117};
118
119enum iwl_bt_mxbox_dw3 {
120	BT_MBOX(3, SCO_STATE, 0, 1),
121	BT_MBOX(3, SNIFF_STATE, 1, 1),
122	BT_MBOX(3, A2DP_STATE, 2, 1),
123	BT_MBOX(3, ACL_STATE, 3, 1),
124	BT_MBOX(3, MSTR_STATE, 4, 1),
125	BT_MBOX(3, OBX_STATE, 5, 1),
126	BT_MBOX(3, A2DP_SRC, 6, 1),
127	BT_MBOX(3, OPEN_CON_2, 8, 2),
128	BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
129	BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
130	BT_MBOX(3, INBAND_P, 13, 1),
131	BT_MBOX(3, MSG_TYPE_2, 16, 3),
132	BT_MBOX(3, SSN_2, 19, 2),
133	BT_MBOX(3, UPDATE_REQUEST, 21, 1),
134};
135
136#define BT_MBOX_MSG(_notif, _num, _field)				     \
137	((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
138	>> BT_MBOX##_num##_##_field##_POS)
139
140#define BT_MBOX_PRINT(_num, _field, _end)				    \
141			pos += scnprintf(buf + pos, bufsz - pos,	    \
142					 "\t%s: %d%s",			    \
143					 #_field,			    \
144					 BT_MBOX_MSG(notif, _num, _field),  \
145					 true ? "\n" : ", ")
146enum iwl_bt_activity_grading {
147	BT_OFF			= 0,
148	BT_ON_NO_CONNECTION	= 1,
149	BT_LOW_TRAFFIC		= 2,
150	BT_HIGH_TRAFFIC		= 3,
151	BT_VERY_HIGH_TRAFFIC	= 4,
152
153	BT_MAX_AG,
154}; /* BT_COEX_BT_ACTIVITY_GRADING_API_E_VER_1 */
155
156enum iwl_bt_ci_compliance {
157	BT_CI_COMPLIANCE_NONE		= 0,
158	BT_CI_COMPLIANCE_PRIMARY	= 1,
159	BT_CI_COMPLIANCE_SECONDARY	= 2,
160	BT_CI_COMPLIANCE_BOTH		= 3,
161}; /* BT_COEX_CI_COMPLIENCE_E_VER_1 */
162
163/**
164 * struct iwl_bt_coex_profile_notif - notification about BT coex
165 * @mbox_msg: message from BT to WiFi
166 * @msg_idx: the index of the message
167 * @bt_ci_compliance: enum %iwl_bt_ci_compliance
168 * @primary_ch_lut: LUT used for primary channel &enum iwl_bt_coex_lut_type
169 * @secondary_ch_lut: LUT used for secondary channel &enum iwl_bt_coex_lut_type
170 * @bt_activity_grading: the activity of BT &enum iwl_bt_activity_grading
171 * @ttc_status: is TTC enabled - one bit per PHY
172 * @rrc_status: is RRC enabled - one bit per PHY
173 * @reserved: reserved
174 */
175struct iwl_bt_coex_profile_notif {
176	__le32 mbox_msg[4];
177	__le32 msg_idx;
178	__le32 bt_ci_compliance;
179
180	__le32 primary_ch_lut;
181	__le32 secondary_ch_lut;
182	__le32 bt_activity_grading;
183	u8 ttc_status;
184	u8 rrc_status;
185	__le16 reserved;
186} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 */
187
188#endif /* __iwl_fw_api_coex_h__ */
189