353 lines
11 KiB
C
353 lines
11 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called COPYING.
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#ifndef __fw_api_bt_coex_h__
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#define __fw_api_bt_coex_h__
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#include <linux/types.h>
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#include <linux/bitops.h>
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#define BITS(nb) (BIT(nb) - 1)
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/**
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* enum iwl_bt_coex_flags - flags for BT_COEX command
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* @BT_COEX_MODE_POS:
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* @BT_COEX_MODE_MSK:
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* @BT_COEX_DISABLE:
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* @BT_COEX_2W:
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* @BT_COEX_3W:
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* @BT_COEX_NW:
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* @BT_COEX_SYNC2SCO:
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* @BT_COEX_CORUNNING:
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* @BT_COEX_MPLUT:
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*
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* The COEX_MODE must be set for each command. Even if it is not changed.
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*/
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enum iwl_bt_coex_flags {
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BT_COEX_MODE_POS = 3,
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BT_COEX_MODE_MSK = BITS(3) << BT_COEX_MODE_POS,
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BT_COEX_DISABLE = 0x0 << BT_COEX_MODE_POS,
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BT_COEX_2W = 0x1 << BT_COEX_MODE_POS,
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BT_COEX_3W = 0x2 << BT_COEX_MODE_POS,
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BT_COEX_NW = 0x3 << BT_COEX_MODE_POS,
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BT_COEX_SYNC2SCO = BIT(7),
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BT_COEX_CORUNNING = BIT(8),
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BT_COEX_MPLUT = BIT(9),
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};
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/*
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* indicates what has changed in the BT_COEX command.
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* BT_VALID_ENABLE must be set for each command. Commands without this bit will
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* discarded by the firmware
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*/
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enum iwl_bt_coex_valid_bit_msk {
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BT_VALID_ENABLE = BIT(0),
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BT_VALID_BT_PRIO_BOOST = BIT(1),
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BT_VALID_MAX_KILL = BIT(2),
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BT_VALID_3W_TMRS = BIT(3),
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BT_VALID_KILL_ACK = BIT(4),
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BT_VALID_KILL_CTS = BIT(5),
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BT_VALID_REDUCED_TX_POWER = BIT(6),
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BT_VALID_LUT = BIT(7),
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BT_VALID_WIFI_RX_SW_PRIO_BOOST = BIT(8),
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BT_VALID_WIFI_TX_SW_PRIO_BOOST = BIT(9),
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BT_VALID_MULTI_PRIO_LUT = BIT(10),
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BT_VALID_TRM_KICK_FILTER = BIT(11),
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BT_VALID_CORUN_LUT_20 = BIT(12),
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BT_VALID_CORUN_LUT_40 = BIT(13),
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BT_VALID_ANT_ISOLATION = BIT(14),
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BT_VALID_ANT_ISOLATION_THRS = BIT(15),
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BT_VALID_TXTX_DELTA_FREQ_THRS = BIT(16),
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BT_VALID_TXRX_MAX_FREQ_0 = BIT(17),
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BT_VALID_SYNC_TO_SCO = BIT(18),
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};
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/**
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* enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames.
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* @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames
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* @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames
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*
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* This mechanism allows to have BT and WiFi run concurrently. Since WiFi
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* reduces its Tx power, it can work along with BT, hence reducing the amount
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* of WiFi frames being killed by BT.
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*/
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enum iwl_bt_reduced_tx_power {
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BT_REDUCED_TX_POWER_CTL = BIT(0),
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BT_REDUCED_TX_POWER_DATA = BIT(1),
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};
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enum iwl_bt_coex_lut_type {
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BT_COEX_TIGHT_LUT = 0,
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BT_COEX_LOOSE_LUT,
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BT_COEX_TX_DIS_LUT,
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BT_COEX_MAX_LUT,
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};
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#define BT_COEX_LUT_SIZE (12)
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#define BT_COEX_CORUN_LUT_SIZE (32)
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#define BT_COEX_MULTI_PRIO_LUT_SIZE (2)
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#define BT_COEX_BOOST_SIZE (4)
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#define BT_REDUCED_TX_POWER_BIT BIT(7)
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/**
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* struct iwl_bt_coex_cmd - bt coex configuration command
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* @flags:&enum iwl_bt_coex_flags
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* @max_kill:
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* @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
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* @bt4_antenna_isolation:
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* @bt4_antenna_isolation_thr:
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* @bt4_tx_tx_delta_freq_thr:
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* @bt4_tx_rx_max_freq0:
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* @bt_prio_boost:
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* @wifi_tx_prio_boost: SW boost of wifi tx priority
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* @wifi_rx_prio_boost: SW boost of wifi rx priority
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* @kill_ack_msk:
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* @kill_cts_msk:
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* @decision_lut:
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* @bt4_multiprio_lut:
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* @bt4_corun_lut20:
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* @bt4_corun_lut40:
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* @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
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*
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* The structure is used for the BT_COEX command.
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*/
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struct iwl_bt_coex_cmd {
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__le32 flags;
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u8 max_kill;
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u8 bt_reduced_tx_power;
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u8 reserved[2];
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u8 bt4_antenna_isolation;
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u8 bt4_antenna_isolation_thr;
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u8 bt4_tx_tx_delta_freq_thr;
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u8 bt4_tx_rx_max_freq0;
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__le32 bt_prio_boost[BT_COEX_BOOST_SIZE];
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__le32 wifi_tx_prio_boost;
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__le32 wifi_rx_prio_boost;
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__le32 kill_ack_msk;
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__le32 kill_cts_msk;
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__le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE];
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__le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE];
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__le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE];
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__le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE];
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__le32 valid_bit_msk;
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} __packed; /* BT_COEX_CMD_API_S_VER_3 */
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/**
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* struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
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* @bt_primary_ci:
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* @bt_secondary_ci:
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* @co_run_bw_primary:
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* @co_run_bw_secondary:
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* @primary_ch_phy_id:
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* @secondary_ch_phy_id:
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*
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* Used for BT_COEX_CI command
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*/
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struct iwl_bt_coex_ci_cmd {
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__le64 bt_primary_ci;
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__le64 bt_secondary_ci;
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u8 co_run_bw_primary;
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u8 co_run_bw_secondary;
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u8 primary_ch_phy_id;
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u8 secondary_ch_phy_id;
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} __packed; /* BT_CI_MSG_API_S_VER_1 */
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#define BT_MBOX(n_dw, _msg, _pos, _nbits) \
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BT_MBOX##n_dw##_##_msg##_POS = (_pos), \
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BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
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enum iwl_bt_mxbox_dw0 {
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BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
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BT_MBOX(0, LE_PROF1, 3, 1),
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BT_MBOX(0, LE_PROF2, 4, 1),
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BT_MBOX(0, LE_PROF_OTHER, 5, 1),
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BT_MBOX(0, CHL_SEQ_N, 8, 4),
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BT_MBOX(0, INBAND_S, 13, 1),
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BT_MBOX(0, LE_MIN_RSSI, 16, 4),
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BT_MBOX(0, LE_SCAN, 20, 1),
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BT_MBOX(0, LE_ADV, 21, 1),
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BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
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BT_MBOX(0, OPEN_CON_1, 28, 2),
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};
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enum iwl_bt_mxbox_dw1 {
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BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
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BT_MBOX(1, IP_SR, 4, 1),
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BT_MBOX(1, LE_MSTR, 5, 1),
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BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
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BT_MBOX(1, MSG_TYPE, 16, 3),
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BT_MBOX(1, SSN, 19, 2),
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};
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enum iwl_bt_mxbox_dw2 {
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BT_MBOX(2, SNIFF_ACT, 0, 3),
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BT_MBOX(2, PAG, 3, 1),
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BT_MBOX(2, INQUIRY, 4, 1),
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BT_MBOX(2, CONN, 5, 1),
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BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
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BT_MBOX(2, DISC, 13, 1),
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BT_MBOX(2, SCO_TX_ACT, 16, 2),
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BT_MBOX(2, SCO_RX_ACT, 18, 2),
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BT_MBOX(2, ESCO_RE_TX, 20, 2),
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BT_MBOX(2, SCO_DURATION, 24, 6),
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};
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enum iwl_bt_mxbox_dw3 {
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BT_MBOX(3, SCO_STATE, 0, 1),
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BT_MBOX(3, SNIFF_STATE, 1, 1),
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BT_MBOX(3, A2DP_STATE, 2, 1),
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BT_MBOX(3, ACL_STATE, 3, 1),
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BT_MBOX(3, MSTR_STATE, 4, 1),
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BT_MBOX(3, OBX_STATE, 5, 1),
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BT_MBOX(3, OPEN_CON_2, 8, 2),
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BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
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BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
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BT_MBOX(3, INBAND_P, 13, 1),
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BT_MBOX(3, MSG_TYPE_2, 16, 3),
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BT_MBOX(3, SSN_2, 19, 2),
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BT_MBOX(3, UPDATE_REQUEST, 21, 1),
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};
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#define BT_MBOX_MSG(_notif, _num, _field) \
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((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
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>> BT_MBOX##_num##_##_field##_POS)
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enum iwl_bt_activity_grading {
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BT_OFF = 0,
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BT_ON_NO_CONNECTION = 1,
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BT_LOW_TRAFFIC = 2,
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BT_HIGH_TRAFFIC = 3,
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};
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/**
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* struct iwl_bt_coex_profile_notif - notification about BT coex
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* @mbox_msg: message from BT to WiFi
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* @msg_idx: the index of the message
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* @bt_status: 0 - off, 1 - on
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* @bt_open_conn: number of BT connections open
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* @bt_traffic_load: load of BT traffic
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* @bt_agg_traffic_load: aggregated load of BT traffic
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* @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
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* @primary_ch_lut: LUT used for primary channel
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* @secondary_ch_lut: LUT used for secondary channel
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* @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
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*/
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struct iwl_bt_coex_profile_notif {
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__le32 mbox_msg[4];
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__le32 msg_idx;
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u8 bt_status;
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u8 bt_open_conn;
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u8 bt_traffic_load;
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u8 bt_agg_traffic_load;
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u8 bt_ci_compliance;
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u8 reserved[3];
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__le32 primary_ch_lut;
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__le32 secondary_ch_lut;
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__le32 bt_activity_grading;
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} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */
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enum iwl_bt_coex_prio_table_event {
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BT_COEX_PRIO_TBL_EVT_INIT_CALIB1 = 0,
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BT_COEX_PRIO_TBL_EVT_INIT_CALIB2 = 1,
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BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1 = 2,
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BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2 = 3,
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BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1 = 4,
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BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2 = 5,
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BT_COEX_PRIO_TBL_EVT_DTIM = 6,
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BT_COEX_PRIO_TBL_EVT_SCAN52 = 7,
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BT_COEX_PRIO_TBL_EVT_SCAN24 = 8,
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BT_COEX_PRIO_TBL_EVT_IDLE = 9,
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BT_COEX_PRIO_TBL_EVT_MAX = 16,
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}; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */
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enum iwl_bt_coex_prio_table_prio {
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BT_COEX_PRIO_TBL_DISABLED = 0,
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BT_COEX_PRIO_TBL_PRIO_LOW = 1,
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BT_COEX_PRIO_TBL_PRIO_HIGH = 2,
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BT_COEX_PRIO_TBL_PRIO_BYPASS = 3,
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BT_COEX_PRIO_TBL_PRIO_COEX_OFF = 4,
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BT_COEX_PRIO_TBL_PRIO_COEX_ON = 5,
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BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6,
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BT_COEX_PRIO_TBL_MAX = 8,
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}; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */
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#define BT_COEX_PRIO_TBL_SHRD_ANT_POS (0)
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#define BT_COEX_PRIO_TBL_PRIO_POS (1)
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#define BT_COEX_PRIO_TBL_RESERVED_POS (4)
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/**
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* struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex
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* @prio_tbl:
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*/
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struct iwl_bt_coex_prio_tbl_cmd {
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u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
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} __packed;
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#endif /* __fw_api_bt_coex_h__ */
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