1 files changed, 352 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h
new file mode 100644
index 000000000000..21877e5966a8
--- /dev/null
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-coex.h
@@ -0,0 +1,352 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * Contact Information:
+ *  Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+#ifndef __fw_api_bt_coex_h__
+#define __fw_api_bt_coex_h__
+
+#include <linux/types.h>
+#include <linux/bitops.h>
+
+#define BITS(nb) (BIT(nb) - 1)
+
+/**
+ * enum iwl_bt_coex_flags - flags for BT_COEX command
+ * @BT_COEX_MODE_POS:
+ * @BT_COEX_MODE_MSK:
+ * @BT_COEX_DISABLE:
+ * @BT_COEX_2W:
+ * @BT_COEX_3W:
+ * @BT_COEX_NW:
+ * @BT_COEX_SYNC2SCO:
+ * @BT_COEX_CORUNNING:
+ * @BT_COEX_MPLUT:
+ *
+ * The COEX_MODE must be set for each command. Even if it is not changed.
+ */
+enum iwl_bt_coex_flags {
+        BT_COEX_MODE_POS                = 3,
+        BT_COEX_MODE_MSK                = BITS(3) << BT_COEX_MODE_POS,
+        BT_COEX_DISABLE                 = 0x0 << BT_COEX_MODE_POS,
+        BT_COEX_2W                      = 0x1 << BT_COEX_MODE_POS,
+        BT_COEX_3W                      = 0x2 << BT_COEX_MODE_POS,
+        BT_COEX_NW                      = 0x3 << BT_COEX_MODE_POS,
+        BT_COEX_SYNC2SCO                = BIT(7),
+        BT_COEX_CORUNNING               = BIT(8),
+        BT_COEX_MPLUT                   = BIT(9),
+};
+
+/*
+ * indicates what has changed in the BT_COEX command.
+ * BT_VALID_ENABLE must be set for each command. Commands without this bit will
+ * discarded by the firmware
+ */
+enum iwl_bt_coex_valid_bit_msk {
+        BT_VALID_ENABLE                 = BIT(0),
+        BT_VALID_BT_PRIO_BOOST          = BIT(1),
+        BT_VALID_MAX_KILL               = BIT(2),
+        BT_VALID_3W_TMRS                = BIT(3),
+        BT_VALID_KILL_ACK               = BIT(4),
+        BT_VALID_KILL_CTS               = BIT(5),
+        BT_VALID_REDUCED_TX_POWER       = BIT(6),
+        BT_VALID_LUT                    = BIT(7),
+        BT_VALID_WIFI_RX_SW_PRIO_BOOST  = BIT(8),
+        BT_VALID_WIFI_TX_SW_PRIO_BOOST  = BIT(9),
+        BT_VALID_MULTI_PRIO_LUT         = BIT(10),
+        BT_VALID_TRM_KICK_FILTER        = BIT(11),
+        BT_VALID_CORUN_LUT_20           = BIT(12),
+        BT_VALID_CORUN_LUT_40           = BIT(13),
+        BT_VALID_ANT_ISOLATION          = BIT(14),
+        BT_VALID_ANT_ISOLATION_THRS     = BIT(15),
+        BT_VALID_TXTX_DELTA_FREQ_THRS   = BIT(16),
+        BT_VALID_TXRX_MAX_FREQ_0        = BIT(17),
+        BT_VALID_SYNC_TO_SCO            = BIT(18),
+};
+
+/**
+ * enum iwl_bt_reduced_tx_power - allows to reduce txpower for WiFi frames.
+ * @BT_REDUCED_TX_POWER_CTL: reduce Tx power for control frames
+ * @BT_REDUCED_TX_POWER_DATA: reduce Tx power for data frames
+ *
+ * This mechanism allows to have BT and WiFi run concurrently. Since WiFi
+ * reduces its Tx power, it can work along with BT, hence reducing the amount
+ * of WiFi frames being killed by BT.
+ */
+enum iwl_bt_reduced_tx_power {
+        BT_REDUCED_TX_POWER_CTL         = BIT(0),
+        BT_REDUCED_TX_POWER_DATA        = BIT(1),
+};
+
+enum iwl_bt_coex_lut_type {
+        BT_COEX_TIGHT_LUT = 0,
+        BT_COEX_LOOSE_LUT,
+        BT_COEX_TX_DIS_LUT,
+
+        BT_COEX_MAX_LUT,
+};
+
+#define BT_COEX_LUT_SIZE (12)
+#define BT_COEX_CORUN_LUT_SIZE (32)
+#define BT_COEX_MULTI_PRIO_LUT_SIZE (2)
+#define BT_COEX_BOOST_SIZE (4)
+#define BT_REDUCED_TX_POWER_BIT BIT(7)
+
+/**
+ * struct iwl_bt_coex_cmd - bt coex configuration command
+ * @flags:&enum iwl_bt_coex_flags
+ * @max_kill:
+ * @bt_reduced_tx_power: enum %iwl_bt_reduced_tx_power
+ * @bt4_antenna_isolation:
+ * @bt4_antenna_isolation_thr:
+ * @bt4_tx_tx_delta_freq_thr:
+ * @bt4_tx_rx_max_freq0:
+ * @bt_prio_boost:
+ * @wifi_tx_prio_boost: SW boost of wifi tx priority
+ * @wifi_rx_prio_boost: SW boost of wifi rx priority
+ * @kill_ack_msk:
+ * @kill_cts_msk:
+ * @decision_lut:
+ * @bt4_multiprio_lut:
+ * @bt4_corun_lut20:
+ * @bt4_corun_lut40:
+ * @valid_bit_msk: enum %iwl_bt_coex_valid_bit_msk
+ *
+ * The structure is used for the BT_COEX command.
+ */
+struct iwl_bt_coex_cmd {
+        __le32 flags;
+        u8 max_kill;
+        u8 bt_reduced_tx_power;
+        u8 reserved[2];
+
+        u8 bt4_antenna_isolation;
+        u8 bt4_antenna_isolation_thr;
+        u8 bt4_tx_tx_delta_freq_thr;
+        u8 bt4_tx_rx_max_freq0;
+
+        __le32 bt_prio_boost[BT_COEX_BOOST_SIZE];
+        __le32 wifi_tx_prio_boost;
+        __le32 wifi_rx_prio_boost;
+        __le32 kill_ack_msk;
+        __le32 kill_cts_msk;
+
+        __le32 decision_lut[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE];
+        __le32 bt4_multiprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE];
+        __le32 bt4_corun_lut20[BT_COEX_CORUN_LUT_SIZE];
+        __le32 bt4_corun_lut40[BT_COEX_CORUN_LUT_SIZE];
+
+        __le32 valid_bit_msk;
+} __packed; /* BT_COEX_CMD_API_S_VER_3 */
+
+/**
+ * struct iwl_bt_coex_ci_cmd - bt coex channel inhibition command
+ * @bt_primary_ci:
+ * @bt_secondary_ci:
+ * @co_run_bw_primary:
+ * @co_run_bw_secondary:
+ * @primary_ch_phy_id:
+ * @secondary_ch_phy_id:
+ *
+ * Used for BT_COEX_CI command
+ */
+struct iwl_bt_coex_ci_cmd {
+        __le64 bt_primary_ci;
+        __le64 bt_secondary_ci;
+
+        u8 co_run_bw_primary;
+        u8 co_run_bw_secondary;
+        u8 primary_ch_phy_id;
+        u8 secondary_ch_phy_id;
+} __packed; /* BT_CI_MSG_API_S_VER_1 */
+
+#define BT_MBOX(n_dw, _msg, _pos, _nbits)       \
+        BT_MBOX##n_dw##_##_msg##_POS = (_pos),  \
+        BT_MBOX##n_dw##_##_msg = BITS(_nbits) << BT_MBOX##n_dw##_##_msg##_POS
+
+enum iwl_bt_mxbox_dw0 {
+        BT_MBOX(0, LE_SLAVE_LAT, 0, 3),
+        BT_MBOX(0, LE_PROF1, 3, 1),
+        BT_MBOX(0, LE_PROF2, 4, 1),
+        BT_MBOX(0, LE_PROF_OTHER, 5, 1),
+        BT_MBOX(0, CHL_SEQ_N, 8, 4),
+        BT_MBOX(0, INBAND_S, 13, 1),
+        BT_MBOX(0, LE_MIN_RSSI, 16, 4),
+        BT_MBOX(0, LE_SCAN, 20, 1),
+        BT_MBOX(0, LE_ADV, 21, 1),
+        BT_MBOX(0, LE_MAX_TX_POWER, 24, 4),
+        BT_MBOX(0, OPEN_CON_1, 28, 2),
+};
+
+enum iwl_bt_mxbox_dw1 {
+        BT_MBOX(1, BR_MAX_TX_POWER, 0, 4),
+        BT_MBOX(1, IP_SR, 4, 1),
+        BT_MBOX(1, LE_MSTR, 5, 1),
+        BT_MBOX(1, AGGR_TRFC_LD, 8, 6),
+        BT_MBOX(1, MSG_TYPE, 16, 3),
+        BT_MBOX(1, SSN, 19, 2),
+};
+
+enum iwl_bt_mxbox_dw2 {
+        BT_MBOX(2, SNIFF_ACT, 0, 3),
+        BT_MBOX(2, PAG, 3, 1),
+        BT_MBOX(2, INQUIRY, 4, 1),
+        BT_MBOX(2, CONN, 5, 1),
+        BT_MBOX(2, SNIFF_INTERVAL, 8, 5),
+        BT_MBOX(2, DISC, 13, 1),
+        BT_MBOX(2, SCO_TX_ACT, 16, 2),
+        BT_MBOX(2, SCO_RX_ACT, 18, 2),
+        BT_MBOX(2, ESCO_RE_TX, 20, 2),
+        BT_MBOX(2, SCO_DURATION, 24, 6),
+};
+
+enum iwl_bt_mxbox_dw3 {
+        BT_MBOX(3, SCO_STATE, 0, 1),
+        BT_MBOX(3, SNIFF_STATE, 1, 1),
+        BT_MBOX(3, A2DP_STATE, 2, 1),
+        BT_MBOX(3, ACL_STATE, 3, 1),
+        BT_MBOX(3, MSTR_STATE, 4, 1),
+        BT_MBOX(3, OBX_STATE, 5, 1),
+        BT_MBOX(3, OPEN_CON_2, 8, 2),
+        BT_MBOX(3, TRAFFIC_LOAD, 10, 2),
+        BT_MBOX(3, CHL_SEQN_LSB, 12, 1),
+        BT_MBOX(3, INBAND_P, 13, 1),
+        BT_MBOX(3, MSG_TYPE_2, 16, 3),
+        BT_MBOX(3, SSN_2, 19, 2),
+        BT_MBOX(3, UPDATE_REQUEST, 21, 1),
+};
+
+#define BT_MBOX_MSG(_notif, _num, _field)                                    \
+        ((le32_to_cpu((_notif)->mbox_msg[(_num)]) & BT_MBOX##_num##_##_field)\
+        >> BT_MBOX##_num##_##_field##_POS)
+
+enum iwl_bt_activity_grading {
+        BT_OFF                  = 0,
+        BT_ON_NO_CONNECTION     = 1,
+        BT_LOW_TRAFFIC          = 2,
+        BT_HIGH_TRAFFIC         = 3,
+};
+
+/**
+ * struct iwl_bt_coex_profile_notif - notification about BT coex
+ * @mbox_msg: message from BT to WiFi
+ * @msg_idx: the index of the message
+ * @bt_status: 0 - off, 1 - on
+ * @bt_open_conn: number of BT connections open
+ * @bt_traffic_load: load of BT traffic
+ * @bt_agg_traffic_load: aggregated load of BT traffic
+ * @bt_ci_compliance: 0 - no CI compliance, 1 - CI compliant
+ * @primary_ch_lut: LUT used for primary channel
+ * @secondary_ch_lut: LUT used for secondary channel
+ * @bt_activity_grading: the activity of BT enum %iwl_bt_activity_grading
+ */
+struct iwl_bt_coex_profile_notif {
+        __le32 mbox_msg[4];
+        __le32 msg_idx;
+        u8 bt_status;
+        u8 bt_open_conn;
+        u8 bt_traffic_load;
+        u8 bt_agg_traffic_load;
+        u8 bt_ci_compliance;
+        u8 reserved[3];
+
+        __le32 primary_ch_lut;
+        __le32 secondary_ch_lut;
+        __le32 bt_activity_grading;
+} __packed; /* BT_COEX_PROFILE_NTFY_API_S_VER_2 */
+
+enum iwl_bt_coex_prio_table_event {
+        BT_COEX_PRIO_TBL_EVT_INIT_CALIB1                = 0,
+        BT_COEX_PRIO_TBL_EVT_INIT_CALIB2                = 1,
+        BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1        = 2,
+        BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2        = 3,
+        BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1       = 4,
+        BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2       = 5,
+        BT_COEX_PRIO_TBL_EVT_DTIM                       = 6,
+        BT_COEX_PRIO_TBL_EVT_SCAN52                     = 7,
+        BT_COEX_PRIO_TBL_EVT_SCAN24                     = 8,
+        BT_COEX_PRIO_TBL_EVT_IDLE                       = 9,
+        BT_COEX_PRIO_TBL_EVT_MAX                        = 16,
+}; /* BT_COEX_PRIO_TABLE_EVENTS_API_E_VER_1 */
+
+enum iwl_bt_coex_prio_table_prio {
+        BT_COEX_PRIO_TBL_DISABLED       = 0,
+        BT_COEX_PRIO_TBL_PRIO_LOW       = 1,
+        BT_COEX_PRIO_TBL_PRIO_HIGH      = 2,
+        BT_COEX_PRIO_TBL_PRIO_BYPASS    = 3,
+        BT_COEX_PRIO_TBL_PRIO_COEX_OFF  = 4,
+        BT_COEX_PRIO_TBL_PRIO_COEX_ON   = 5,
+        BT_COEX_PRIO_TBL_PRIO_COEX_IDLE = 6,
+        BT_COEX_PRIO_TBL_MAX            = 8,
+}; /* BT_COEX_PRIO_TABLE_PRIORITIES_API_E_VER_1 */
+
+#define BT_COEX_PRIO_TBL_SHRD_ANT_POS     (0)
+#define BT_COEX_PRIO_TBL_PRIO_POS         (1)
+#define BT_COEX_PRIO_TBL_RESERVED_POS     (4)
+
+/**
+ * struct iwl_bt_coex_prio_tbl_cmd - priority table for BT coex
+ * @prio_tbl:
+ */
+struct iwl_bt_coex_prio_tbl_cmd {
+        u8 prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX];
+} __packed;
+
+#endif /* __fw_api_bt_coex_h__ */