drivers/net/wireless/intel/iwlwifi/fw/api/coex.h

   1 /******************************************************************************
   2  *
   3  * This file is provided under a dual BSD/GPLv2 license.  When using or
   4  * redistributing this file, you may do so under either license.
   5  *
   6  * GPL LICENSE SUMMARY
   7  *
   8  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
   9  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  10  * Copyright(c) 2017        Intel Deutschland GmbH
  11  * Copyright(c) 2018        Intel Corporation
  12  *
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of version 2 of the GNU General Public License as
  15  * published by the Free Software Foundation.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * General Public License for more details.
  21  *
  22  * The full GNU General Public License is included in this distribution
  23  * in the file called COPYING.
  24  *
  25  * Contact Information:
  26  *  Intel Linux Wireless <linuxwifi@intel.com>
  27  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  28  *
  29  * BSD LICENSE
  30  *
  31  * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
  32  * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
  33  * Copyright(c) 2017        Intel Deutschland GmbH
  34  * Copyright(c) 2018        Intel Corporation
  35  * All rights reserved.
  36  *
  37  * Redistribution and use in source and binary forms, with or without
  38  * modification, are permitted provided that the following conditions
  39  * are met:
  40  *
  41  *  * Redistributions of source code must retain the above copyright
  42  *    notice, this list of conditions and the following disclaimer.
  43  *  * Redistributions in binary form must reproduce the above copyright
  44  *    notice, this list of conditions and the following disclaimer in
  45  *    the documentation and/or other materials provided with the
  46  *    distribution.
  47  *  * Neither the name Intel Corporation nor the names of its
  48  *    contributors may be used to endorse or promote products derived
  49  *    from this software without specific prior written permission.
  50  *
  51  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  52  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  53  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  54  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  55  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  56  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  57  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  58  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  59  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  60  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  61  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  62  *****************************************************************************/
  63
  64 #ifndef __iwl_fw_api_coex_h__
  65 #define __iwl_fw_api_coex_h__
  66
  67 #include <linux/types.h>
  68 #include <linux/bitops.h>
  69
  70 #define BITS(nb) (BIT(nb) - 1)
  71
  72 enum iwl_bt_coex_lut_type {
  73         BT_COEX_TIGHT_LUT = 0,
  74         BT_COEX_LOOSE_LUT,
  75         BT_COEX_TX_DIS_LUT,
  76
  77         BT_COEX_MAX_LUT,
  78         BT_COEX_INVALID_LUT = 0xff,
  79 }; /* BT_COEX_DECISION_LUT_INDEX_API_E_VER_1 */
  80
  81 #define BT_REDUCED_TX_POWER_BIT BIT(7)
  82
  83 enum iwl_bt_coex_mode {
  84         BT_COEX_DISABLE                 = 0x0,
  85         BT_COEX_NW                      = 0x1,
  86         BT_COEX_BT                      = 0x2,
  87         BT_COEX_WIFI                    = 0x3,
  88 }; /* BT_COEX_MODES_E */
  89
  90 enum iwl_bt_coex_enabled_modules {
  91         BT_COEX_MPLUT_ENABLED           = BIT(0),
  92         BT_COEX_MPLUT_BOOST_ENABLED     = BIT(1),
  93         BT_COEX_SYNC2SCO_ENABLED        = BIT(2),
  94         BT_COEX_CORUN_ENABLED           = BIT(3),
  95         BT_COEX_HIGH_BAND_RET           = BIT(4),
  96 }; /* BT_COEX_MODULES_ENABLE_E_VER_1 */
  97
  98 /**
  99  * struct iwl_bt_coex_cmd - bt coex configuration command
 100  * @mode: &enum iwl_bt_coex_mode
 101  * @enabled_modules: &enum iwl_bt_coex_enabled_modules
 102  *
 103  * The structure is used for the BT_COEX command.
 104  */
 105 struct iwl_bt_coex_cmd {
 106         __le32 mode;
 107         __le32 enabled_modules;
 108 } __packed; /* BT_COEX_CMD_API_S_VER_6 */
 109
 110 /**
 111  * struct iwl_bt_coex_reduced_txp_update_cmd
 112  * @reduced_txp: bit BT_REDUCED_TX_POWER_BIT to enable / disable, rest of the
 113  *      bits are the sta_id (value)
 114  */
 115 struct iwl_bt_coex_reduced_txp_update_cmd {
 116         __le32 reduced_txp;
 117 } __packed; /* BT_COEX_UPDATE_REDUCED_TX_POWER_API_S_VER_1 */
 118
 119 /**
 120  * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
 121  * @bt_primary_ci: primary channel inhibition bitmap
 122  * @primary_ch_phy_id: primary channel PHY ID
 123  * @bt_secondary_ci: secondary channel inhibition bitmap
 124  * @secondary_ch_phy_id: secondary channel PHY ID
 125  *
 126  * Used for BT_COEX_CI command
 127  */
 128 struct iwl_bt_coex_ci_cmd {
 129         __le64 bt_primary_ci;
 130         __le32 primary_ch_phy_id;
 131
 132         __le64 bt_secondary_ci;
 133         __le32 secondary_ch_phy_id;
 134 } __packed; /* BT_CI_MSG_API_S_VER_2 */
 135
 136 #define BT_MBOX(n_dw, _msg, _pos, _nbits)       \
 137         BT_MBOX##n_dw##_##_msg##_POS = (_pos),  \
 138         BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
 139
 140 enum iwl_bt_mxbox_dw0 {
 141         BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
 142         BT_MBOX(0, LE_PROF1, 3, 1),
 143         BT_MBOX(0, LE_PROF2, 4, 1),
 144         BT_MBOX(0, LE_PROF_OTHER, 5, 1),
 145         BT_MBOX(0, CHL_SEQ_N, 8, 4),
 146         BT_MBOX(0, INBAND_S, 13, 1),
 147         BT_MBOX(0, LE_MIN_RSSI, 16, 4),
 148         BT_MBOX(0, LE_SCAN, 20, 1),
 149         BT_MBOX(0, LE_ADV, 21, 1),
 150         BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
 151         BT_MBOX(0, OPEN_CON_1, 28, 2),
 152 };
 153
 154 enum iwl_bt_mxbox_dw1 {
 155         BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
 156         BT_MBOX(1, IP_SR, 4, 1),
 157         BT_MBOX(1, LE_MSTR, 5, 1),
 158         BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
 159         BT_MBOX(1, MSG_TYPE, 16, 3),
 160         BT_MBOX(1, SSN, 19, 2),
 161 };
 162
 163 enum iwl_bt_mxbox_dw2 {
 164         BT_MBOX(2, SNIFF_ACT, 0, 3),
 165         BT_MBOX(2, PAG, 3, 1),
 166         BT_MBOX(2, INQUIRY, 4, 1),
 167         BT_MBOX(2, CONN, 5, 1),
 168         BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
 169         BT_MBOX(2, DISC, 13, 1),
 170         BT_MBOX(2, SCO_TX_ACT, 16, 2),
 171         BT_MBOX(2, SCO_RX_ACT, 18, 2),
 172         BT_MBOX(2, ESCO_RE_TX, 20, 2),
 173         BT_MBOX(2, SCO_DURATION, 24, 6),
 174 };
 175
 176 enum iwl_bt_mxbox_dw3 {
 177         BT_MBOX(3, SCO_STATE, 0, 1),
 178         BT_MBOX(3, SNIFF_STATE, 1, 1),
 179         BT_MBOX(3, A2DP_STATE, 2, 1),
 180         BT_MBOX(3, ACL_STATE, 3, 1),
 181         BT_MBOX(3, MSTR_STATE, 4, 1),
 182         BT_MBOX(3, OBX_STATE, 5, 1),
 183         BT_MBOX(3, A2DP_SRC, 6, 1),
 184         BT_MBOX(3, OPEN_CON_2, 8, 2),
 185         BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
 186         BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
 187         BT_MBOX(3, INBAND_P, 13, 1),
 188         BT_MBOX(3, MSG_TYPE_2, 16, 3),
 189         BT_MBOX(3, SSN_2, 19, 2),
 190         BT_MBOX(3, UPDATE_REQUEST, 21, 1),
 191 };
 192
 193 #define BT_MBOX_MSG(_notif, _num, _field)                                    \
 194         ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
 195         >> BT_MBOX##_num##_##_field##_POS)
 196
 197 #define BT_MBOX_PRINT(_num, _field, _end)                                   \
 198                         pos += scnprintf(buf + pos, bufsz - pos,            \
 199                                          "\t%s: %d%s",                      \
 200                                          #_field,                           \
 201                                          BT_MBOX_MSG(notif, _num, _field),  \
 202                                          true ? "\n" : ", ");
 203 enum iwl_bt_activity_grading {
 204         BT_OFF                  = 0,
 205         BT_ON_NO_CONNECTION     = 1,
 206         BT_LOW_TRAFFIC          = 2,
 207         BT_HIGH_TRAFFIC         = 3,
 208         BT_VERY_HIGH_TRAFFIC    = 4,
 209
 210         BT_MAX_AG,
 211 }; /* BT_COEX_BT_ACTIVITY_GRADING_API_E_VER_1 */
 212
 213 enum iwl_bt_ci_compliance {
 214         BT_CI_COMPLIANCE_NONE           = 0,
 215         BT_CI_COMPLIANCE_PRIMARY        = 1,
 216         BT_CI_COMPLIANCE_SECONDARY      = 2,
 217         BT_CI_COMPLIANCE_BOTH           = 3,
 218 }; /* BT_COEX_CI_COMPLIENCE_E_VER_1 */
 219
 220 /**
 221  * struct iwl_bt_coex_profile_notif - notification about BT coex
 222  * @mbox_msg: message from BT to WiFi
 223  * @msg_idx: the index of the message
 224  * @bt_ci_compliance: enum %iwl_bt_ci_compliance
 225  * @primary_ch_lut: LUT used for primary channel &enum iwl_bt_coex_lut_type
 226  * @secondary_ch_lut: LUT used for secondary channel &enum iwl_bt_coex_lut_type
 227  * @bt_activity_grading: the activity of BT &enum iwl_bt_activity_grading
 228  * @ttc_status: is TTC enabled - one bit per PHY
 229  * @rrc_status: is RRC enabled - one bit per PHY
 230  * @reserved: reserved
 231  */
 232 struct iwl_bt_coex_profile_notif {
 233         __le32 mbox_msg[4];
 234         __le32 msg_idx;
 235         __le32 bt_ci_compliance;
 236
 237         __le32 primary_ch_lut;
 238         __le32 secondary_ch_lut;
 239         __le32 bt_activity_grading;
 240         u8 ttc_status;
 241         u8 rrc_status;
 242         __le16 reserved;
 243 } __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_4 */
 244
 245 #endif /* __iwl_fw_api_coex_h__ */