--- /dev/null
+/******************************************************************************
+ *
+ * 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.
+ * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
+ *
+ * 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.
+ * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
+ * 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.
+ *
+ *****************************************************************************/
+
+#include <linux/ieee80211.h>
+#include <linux/etherdevice.h>
+#include <net/mac80211.h>
+
+#include "fw-api-coex.h"
+#include "iwl-modparams.h"
+#include "mvm.h"
+#include "iwl-debug.h"
+
+/* 20MHz / 40MHz below / 40Mhz above*/
+static const __le64 iwl_ci_mask[][3] = {
+ /* dummy entry for channel 0 */
+ {cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)},
+ {
+ cpu_to_le64(0x0000001FFFULL),
+ cpu_to_le64(0x0ULL),
+ cpu_to_le64(0x00007FFFFFULL),
+ },
+ {
+ cpu_to_le64(0x000000FFFFULL),
+ cpu_to_le64(0x0ULL),
+ cpu_to_le64(0x0003FFFFFFULL),
+ },
+ {
+ cpu_to_le64(0x000003FFFCULL),
+ cpu_to_le64(0x0ULL),
+ cpu_to_le64(0x000FFFFFFCULL),
+ },
+ {
+ cpu_to_le64(0x00001FFFE0ULL),
+ cpu_to_le64(0x0ULL),
+ cpu_to_le64(0x007FFFFFE0ULL),
+ },
+ {
+ cpu_to_le64(0x00007FFF80ULL),
+ cpu_to_le64(0x00007FFFFFULL),
+ cpu_to_le64(0x01FFFFFF80ULL),
+ },
+ {
+ cpu_to_le64(0x0003FFFC00ULL),
+ cpu_to_le64(0x0003FFFFFFULL),
+ cpu_to_le64(0x0FFFFFFC00ULL),
+ },
+ {
+ cpu_to_le64(0x000FFFF000ULL),
+ cpu_to_le64(0x000FFFFFFCULL),
+ cpu_to_le64(0x3FFFFFF000ULL),
+ },
+ {
+ cpu_to_le64(0x007FFF8000ULL),
+ cpu_to_le64(0x007FFFFFE0ULL),
+ cpu_to_le64(0xFFFFFF8000ULL),
+ },
+ {
+ cpu_to_le64(0x01FFFE0000ULL),
+ cpu_to_le64(0x01FFFFFF80ULL),
+ cpu_to_le64(0xFFFFFE0000ULL),
+ },
+ {
+ cpu_to_le64(0x0FFFF00000ULL),
+ cpu_to_le64(0x0FFFFFFC00ULL),
+ cpu_to_le64(0x0ULL),
+ },
+ {
+ cpu_to_le64(0x3FFFC00000ULL),
+ cpu_to_le64(0x3FFFFFF000ULL),
+ cpu_to_le64(0x0)
+ },
+ {
+ cpu_to_le64(0xFFFE000000ULL),
+ cpu_to_le64(0xFFFFFF8000ULL),
+ cpu_to_le64(0x0)
+ },
+ {
+ cpu_to_le64(0xFFF8000000ULL),
+ cpu_to_le64(0xFFFFFE0000ULL),
+ cpu_to_le64(0x0)
+ },
+ {
+ cpu_to_le64(0xFFC0000000ULL),
+ cpu_to_le64(0x0ULL),
+ cpu_to_le64(0x0ULL)
+ },
+};
+
+struct corunning_block_luts {
+ u8 range;
+ __le32 lut20[BT_COEX_CORUN_LUT_SIZE];
+};
+
+/*
+ * Ranges for the antenna coupling calibration / co-running block LUT:
+ * LUT0: [ 0, 12[
+ * LUT1: [12, 20[
+ * LUT2: [20, 21[
+ * LUT3: [21, 23[
+ * LUT4: [23, 27[
+ * LUT5: [27, 30[
+ * LUT6: [30, 32[
+ * LUT7: [32, 33[
+ * LUT8: [33, - [
+ */
+static const struct corunning_block_luts antenna_coupling_ranges[] = {
+ {
+ .range = 0,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 12,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 20,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 21,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 23,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 27,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 30,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 32,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+ {
+ .range = 33,
+ .lut20 = {
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
+ },
+ },
+};
+
+static enum iwl_bt_coex_lut_type
+iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif)
+{
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ enum iwl_bt_coex_lut_type ret;
+ u16 phy_ctx_id;
+ u32 primary_ch_phy_id, secondary_ch_phy_id;
+
+ /*
+ * Checking that we hold mvm->mutex is a good idea, but the rate
+ * control can't acquire the mutex since it runs in Tx path.
+ * So this is racy in that case, but in the worst case, the AMPDU
+ * size limit will be wrong for a short time which is not a big
+ * issue.
+ */
+
+ rcu_read_lock();
+
+ chanctx_conf = rcu_dereference(vif->chanctx_conf);
+
+ if (!chanctx_conf ||
+ chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
+ rcu_read_unlock();
+ return BT_COEX_INVALID_LUT;
+ }
+
+ ret = BT_COEX_TX_DIS_LUT;
+
+ if (mvm->cfg->bt_shared_single_ant) {
+ rcu_read_unlock();
+ return ret;
+ }
+
+ phy_ctx_id = *((u16 *)chanctx_conf->drv_priv);
+ primary_ch_phy_id = le32_to_cpu(mvm->last_bt_ci_cmd.primary_ch_phy_id);
+ secondary_ch_phy_id =
+ le32_to_cpu(mvm->last_bt_ci_cmd.secondary_ch_phy_id);
+
+ if (primary_ch_phy_id == phy_ctx_id)
+ ret = le32_to_cpu(mvm->last_bt_notif.primary_ch_lut);
+ else if (secondary_ch_phy_id == phy_ctx_id)
+ ret = le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut);
+ /* else - default = TX TX disallowed */
+
+ rcu_read_unlock();
+
+ return ret;
+}
+
+int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
+{
+ struct iwl_bt_coex_cmd *bt_cmd;
+ struct iwl_host_cmd cmd = {
+ .id = BT_CONFIG,
+ .len = { sizeof(*bt_cmd), },
+ .dataflags = { IWL_HCMD_DFL_NOCOPY, },
+ };
+ int ret;
+ u32 mode;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_send_bt_init_conf_old(mvm);
+
+ bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_KERNEL);
+ if (!bt_cmd)
+ return -ENOMEM;
+ cmd.data[0] = bt_cmd;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) {
+ switch (mvm->bt_force_ant_mode) {
+ case BT_FORCE_ANT_BT:
+ mode = BT_COEX_BT;
+ break;
+ case BT_FORCE_ANT_WIFI:
+ mode = BT_COEX_WIFI;
+ break;
+ default:
+ WARN_ON(1);
+ mode = 0;
+ }
+
+ bt_cmd->mode = cpu_to_le32(mode);
+ goto send_cmd;
+ }
+
+ mode = iwlwifi_mod_params.bt_coex_active ? BT_COEX_NW : BT_COEX_DISABLE;
+ bt_cmd->mode = cpu_to_le32(mode);
+
+ if (IWL_MVM_BT_COEX_SYNC2SCO)
+ bt_cmd->enabled_modules |=
+ cpu_to_le32(BT_COEX_SYNC2SCO_ENABLED);
+
+ if (iwl_mvm_bt_is_plcr_supported(mvm))
+ bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_CORUN_ENABLED);
+
+ if (IWL_MVM_BT_COEX_MPLUT) {
+ bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_MPLUT_ENABLED);
+ bt_cmd->enabled_modules |=
+ cpu_to_le32(BT_COEX_MPLUT_BOOST_ENABLED);
+ }
+
+ bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_HIGH_BAND_RET);
+
+send_cmd:
+ memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif));
+ memset(&mvm->last_bt_ci_cmd, 0, sizeof(mvm->last_bt_ci_cmd));
+
+ ret = iwl_mvm_send_cmd(mvm, &cmd);
+
+ kfree(bt_cmd);
+ return ret;
+}
+
+static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id,
+ bool enable)
+{
+ struct iwl_bt_coex_reduced_txp_update_cmd cmd = {};
+ struct iwl_mvm_sta *mvmsta;
+ u32 value;
+ int ret;
+
+ mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
+ if (!mvmsta)
+ return 0;
+
+ /* nothing to do */
+ if (mvmsta->bt_reduced_txpower == enable)
+ return 0;
+
+ value = mvmsta->sta_id;
+
+ if (enable)
+ value |= BT_REDUCED_TX_POWER_BIT;
+
+ IWL_DEBUG_COEX(mvm, "%sable reduced Tx Power for sta %d\n",
+ enable ? "en" : "dis", sta_id);
+
+ cmd.reduced_txp = cpu_to_le32(value);
+ mvmsta->bt_reduced_txpower = enable;
+
+ ret = iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_REDUCED_TXP, CMD_ASYNC,
+ sizeof(cmd), &cmd);
+
+ return ret;
+}
+
+struct iwl_bt_iterator_data {
+ struct iwl_bt_coex_profile_notif *notif;
+ struct iwl_mvm *mvm;
+ struct ieee80211_chanctx_conf *primary;
+ struct ieee80211_chanctx_conf *secondary;
+ bool primary_ll;
+};
+
+static inline
+void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif,
+ bool enable, int rssi)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+
+ mvmvif->bf_data.last_bt_coex_event = rssi;
+ mvmvif->bf_data.bt_coex_max_thold =
+ enable ? -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH : 0;
+ mvmvif->bf_data.bt_coex_min_thold =
+ enable ? -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH : 0;
+}
+
+/* must be called under rcu_read_lock */
+static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_bt_iterator_data *data = _data;
+ struct iwl_mvm *mvm = data->mvm;
+ struct ieee80211_chanctx_conf *chanctx_conf;
+ /* default smps_mode is AUTOMATIC - only used for client modes */
+ enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_AUTOMATIC;
+ u32 bt_activity_grading;
+ int ave_rssi;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ switch (vif->type) {
+ case NL80211_IFTYPE_STATION:
+ break;
+ case NL80211_IFTYPE_AP:
+ if (!mvmvif->ap_ibss_active)
+ return;
+ break;
+ default:
+ return;
+ }
+
+ chanctx_conf = rcu_dereference(vif->chanctx_conf);
+
+ /* If channel context is invalid or not on 2.4GHz .. */
+ if ((!chanctx_conf ||
+ chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ)) {
+ if (vif->type == NL80211_IFTYPE_STATION) {
+ /* ... relax constraints and disable rssi events */
+ iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
+ smps_mode);
+ iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
+ false);
+ iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
+ }
+ return;
+ }
+
+ bt_activity_grading = le32_to_cpu(data->notif->bt_activity_grading);
+ if (bt_activity_grading >= BT_HIGH_TRAFFIC)
+ smps_mode = IEEE80211_SMPS_STATIC;
+ else if (bt_activity_grading >= BT_LOW_TRAFFIC)
+ smps_mode = IEEE80211_SMPS_DYNAMIC;
+
+ /* relax SMPS constraints for next association */
+ if (!vif->bss_conf.assoc)
+ smps_mode = IEEE80211_SMPS_AUTOMATIC;
+
+ if (mvmvif->phy_ctxt &&
+ IWL_COEX_IS_RRC_ON(mvm->last_bt_notif.ttc_rrc_status,
+ mvmvif->phy_ctxt->id))
+ smps_mode = IEEE80211_SMPS_AUTOMATIC;
+
+ IWL_DEBUG_COEX(data->mvm,
+ "mac %d: bt_activity_grading %d smps_req %d\n",
+ mvmvif->id, bt_activity_grading, smps_mode);
+
+ if (vif->type == NL80211_IFTYPE_STATION)
+ iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
+ smps_mode);
+
+ /* low latency is always primary */
+ if (iwl_mvm_vif_low_latency(mvmvif)) {
+ data->primary_ll = true;
+
+ data->secondary = data->primary;
+ data->primary = chanctx_conf;
+ }
+
+ if (vif->type == NL80211_IFTYPE_AP) {
+ if (!mvmvif->ap_ibss_active)
+ return;
+
+ if (chanctx_conf == data->primary)
+ return;
+
+ if (!data->primary_ll) {
+ /*
+ * downgrade the current primary no matter what its
+ * type is.
+ */
+ data->secondary = data->primary;
+ data->primary = chanctx_conf;
+ } else {
+ /* there is low latency vif - we will be secondary */
+ data->secondary = chanctx_conf;
+ }
+ return;
+ }
+
+ /*
+ * STA / P2P Client, try to be primary if first vif. If we are in low
+ * latency mode, we are already in primary and just don't do much
+ */
+ if (!data->primary || data->primary == chanctx_conf)
+ data->primary = chanctx_conf;
+ else if (!data->secondary)
+ /* if secondary is not NULL, it might be a GO */
+ data->secondary = chanctx_conf;
+
+ /*
+ * don't reduce the Tx power if one of these is true:
+ * we are in LOOSE
+ * single share antenna product
+ * BT is active
+ * we are associated
+ */
+ if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT ||
+ mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc ||
+ le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) {
+ iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false);
+ iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
+ return;
+ }
+
+ /* try to get the avg rssi from fw */
+ ave_rssi = mvmvif->bf_data.ave_beacon_signal;
+
+ /* if the RSSI isn't valid, fake it is very low */
+ if (!ave_rssi)
+ ave_rssi = -100;
+ if (ave_rssi > -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH) {
+ if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true))
+ IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
+ } else if (ave_rssi < -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH) {
+ if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false))
+ IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
+ }
+
+ /* Begin to monitor the RSSI: it may influence the reduced Tx power */
+ iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, true, ave_rssi);
+}
+
+static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm)
+{
+ struct iwl_bt_iterator_data data = {
+ .mvm = mvm,
+ .notif = &mvm->last_bt_notif,
+ };
+ struct iwl_bt_coex_ci_cmd cmd = {};
+ u8 ci_bw_idx;
+
+ /* Ignore updates if we are in force mode */
+ if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
+ return;
+
+ rcu_read_lock();
+ ieee80211_iterate_active_interfaces_atomic(
+ mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
+ iwl_mvm_bt_notif_iterator, &data);
+
+ if (data.primary) {
+ struct ieee80211_chanctx_conf *chan = data.primary;
+ if (WARN_ON(!chan->def.chan)) {
+ rcu_read_unlock();
+ return;
+ }
+
+ if (chan->def.width < NL80211_CHAN_WIDTH_40) {
+ ci_bw_idx = 0;
+ } else {
+ if (chan->def.center_freq1 >
+ chan->def.chan->center_freq)
+ ci_bw_idx = 2;
+ else
+ ci_bw_idx = 1;
+ }
+
+ cmd.bt_primary_ci =
+ iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
+ cmd.primary_ch_phy_id =
+ cpu_to_le32(*((u16 *)data.primary->drv_priv));
+ }
+
+ if (data.secondary) {
+ struct ieee80211_chanctx_conf *chan = data.secondary;
+ if (WARN_ON(!data.secondary->def.chan)) {
+ rcu_read_unlock();
+ return;
+ }
+
+ if (chan->def.width < NL80211_CHAN_WIDTH_40) {
+ ci_bw_idx = 0;
+ } else {
+ if (chan->def.center_freq1 >
+ chan->def.chan->center_freq)
+ ci_bw_idx = 2;
+ else
+ ci_bw_idx = 1;
+ }
+
+ cmd.bt_secondary_ci =
+ iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
+ cmd.secondary_ch_phy_id =
+ cpu_to_le32(*((u16 *)data.secondary->drv_priv));
+ }
+
+ rcu_read_unlock();
+
+ /* Don't spam the fw with the same command over and over */
+ if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) {
+ if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, 0,
+ sizeof(cmd), &cmd))
+ IWL_ERR(mvm, "Failed to send BT_CI cmd\n");
+ memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd));
+ }
+}
+
+int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb,
+ struct iwl_device_cmd *dev_cmd)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ struct iwl_bt_coex_profile_notif *notif = (void *)pkt->data;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_rx_bt_coex_notif_old(mvm, rxb, dev_cmd);
+
+ IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n");
+ IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
+ IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
+ le32_to_cpu(notif->primary_ch_lut));
+ IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
+ le32_to_cpu(notif->secondary_ch_lut));
+ IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
+ le32_to_cpu(notif->bt_activity_grading));
+
+ /* remember this notification for future use: rssi fluctuations */
+ memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
+
+ iwl_mvm_bt_coex_notif_handle(mvm);
+
+ /*
+ * This is an async handler for a notification, returning anything other
+ * than 0 doesn't make sense even if HCMD failed.
+ */
+ return 0;
+}
+
+static void iwl_mvm_bt_rssi_iterator(void *_data, u8 *mac,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_bt_iterator_data *data = _data;
+ struct iwl_mvm *mvm = data->mvm;
+
+ struct ieee80211_sta *sta;
+ struct iwl_mvm_sta *mvmsta;
+
+ struct ieee80211_chanctx_conf *chanctx_conf;
+
+ rcu_read_lock();
+ chanctx_conf = rcu_dereference(vif->chanctx_conf);
+ /* If channel context is invalid or not on 2.4GHz - don't count it */
+ if (!chanctx_conf ||
+ chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
+ rcu_read_unlock();
+ return;
+ }
+ rcu_read_unlock();
+
+ if (vif->type != NL80211_IFTYPE_STATION ||
+ mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
+ return;
+
+ sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id],
+ lockdep_is_held(&mvm->mutex));
+
+ /* This can happen if the station has been removed right now */
+ if (IS_ERR_OR_NULL(sta))
+ return;
+
+ mvmsta = iwl_mvm_sta_from_mac80211(sta);
+}
+
+void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+ enum ieee80211_rssi_event_data rssi_event)
+{
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ struct iwl_bt_iterator_data data = {
+ .mvm = mvm,
+ };
+ int ret;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
+ iwl_mvm_bt_rssi_event_old(mvm, vif, rssi_event);
+ return;
+ }
+
+ lockdep_assert_held(&mvm->mutex);
+
+ /* Ignore updates if we are in force mode */
+ if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
+ return;
+
+ /*
+ * Rssi update while not associated - can happen since the statistics
+ * are handled asynchronously
+ */
+ if (mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
+ return;
+
+ /* No BT - reports should be disabled */
+ if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF)
+ return;
+
+ IWL_DEBUG_COEX(mvm, "RSSI for %pM is now %s\n", vif->bss_conf.bssid,
+ rssi_event == RSSI_EVENT_HIGH ? "HIGH" : "LOW");
+
+ /*
+ * Check if rssi is good enough for reduced Tx power, but not in loose
+ * scheme.
+ */
+ if (rssi_event == RSSI_EVENT_LOW || mvm->cfg->bt_shared_single_ant ||
+ iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT)
+ ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
+ false);
+ else
+ ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true);
+
+ if (ret)
+ IWL_ERR(mvm, "couldn't send BT_CONFIG HCMD upon RSSI event\n");
+
+ ieee80211_iterate_active_interfaces_atomic(
+ mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
+ iwl_mvm_bt_rssi_iterator, &data);
+}
+
+#define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000)
+#define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200)
+
+u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
+ struct ieee80211_sta *sta)
+{
+ struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
+ struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
+ enum iwl_bt_coex_lut_type lut_type;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_coex_agg_time_limit_old(mvm, sta);
+
+ if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id))
+ return LINK_QUAL_AGG_TIME_LIMIT_DEF;
+
+ if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
+ BT_HIGH_TRAFFIC)
+ return LINK_QUAL_AGG_TIME_LIMIT_DEF;
+
+ lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
+
+ if (lut_type == BT_COEX_LOOSE_LUT || lut_type == BT_COEX_INVALID_LUT)
+ return LINK_QUAL_AGG_TIME_LIMIT_DEF;
+
+ /* tight coex, high bt traffic, reduce AGG time limit */
+ return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT;
+}
+
+bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
+ struct ieee80211_sta *sta)
+{
+ struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
+ struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
+ struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
+ enum iwl_bt_coex_lut_type lut_type;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_bt_coex_is_mimo_allowed_old(mvm, sta);
+
+ if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id))
+ return true;
+
+ if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
+ BT_HIGH_TRAFFIC)
+ return true;
+
+ /*
+ * In Tight / TxTxDis, BT can't Rx while we Tx, so use both antennas
+ * since BT is already killed.
+ * In Loose, BT can Rx while we Tx, so forbid MIMO to let BT Rx while
+ * we Tx.
+ * When we are in 5GHz, we'll get BT_COEX_INVALID_LUT allowing MIMO.
+ */
+ lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
+ return lut_type != BT_COEX_LOOSE_LUT;
+}
+
+bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant)
+{
+ /* there is no other antenna, shared antenna is always available */
+ if (mvm->cfg->bt_shared_single_ant)
+ return true;
+
+ if (ant & mvm->cfg->non_shared_ant)
+ return true;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_bt_coex_is_shared_ant_avail_old(mvm);
+
+ return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
+ BT_HIGH_TRAFFIC;
+}
+
+bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm)
+{
+ /* there is no other antenna, shared antenna is always available */
+ if (mvm->cfg->bt_shared_single_ant)
+ return true;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_bt_coex_is_shared_ant_avail_old(mvm);
+
+ return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF;
+}
+
+bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
+ enum ieee80211_band band)
+{
+ u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading);
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_bt_coex_is_tpc_allowed_old(mvm, band);
+
+ if (band != IEEE80211_BAND_2GHZ)
+ return false;
+
+ return bt_activity >= BT_LOW_TRAFFIC;
+}
+
+u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
+ struct ieee80211_tx_info *info, u8 ac)
+{
+ __le16 fc = hdr->frame_control;
+
+ if (info->band != IEEE80211_BAND_2GHZ)
+ return 0;
+
+ if (unlikely(mvm->bt_tx_prio))
+ return mvm->bt_tx_prio - 1;
+
+ /* High prio packet (wrt. BT coex) if it is EAPOL, MCAST or MGMT */
+ if (info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO ||
+ is_multicast_ether_addr(hdr->addr1) ||
+ ieee80211_is_ctl(fc) || ieee80211_is_mgmt(fc) ||
+ ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc))
+ return 3;
+
+ switch (ac) {
+ case IEEE80211_AC_BE:
+ return 1;
+ case IEEE80211_AC_VO:
+ return 3;
+ case IEEE80211_AC_VI:
+ return 2;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm)
+{
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
+ iwl_mvm_bt_coex_vif_change_old(mvm);
+ return;
+ }
+
+ iwl_mvm_bt_coex_notif_handle(mvm);
+}
+
+int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb,
+ struct iwl_device_cmd *dev_cmd)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ u32 ant_isolation = le32_to_cpup((void *)pkt->data);
+ struct iwl_bt_coex_corun_lut_update_cmd cmd = {};
+ u8 __maybe_unused lower_bound, upper_bound;
+ u8 lut;
+
+ if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
+ return iwl_mvm_rx_ant_coupling_notif_old(mvm, rxb, dev_cmd);
+
+ if (!iwl_mvm_bt_is_plcr_supported(mvm))
+ return 0;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ /* Ignore updates if we are in force mode */
+ if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
+ return 0;
+
+ if (ant_isolation == mvm->last_ant_isol)
+ return 0;
+
+ for (lut = 0; lut < ARRAY_SIZE(antenna_coupling_ranges) - 1; lut++)
+ if (ant_isolation < antenna_coupling_ranges[lut + 1].range)
+ break;
+
+ lower_bound = antenna_coupling_ranges[lut].range;
+
+ if (lut < ARRAY_SIZE(antenna_coupling_ranges) - 1)
+ upper_bound = antenna_coupling_ranges[lut + 1].range;
+ else
+ upper_bound = antenna_coupling_ranges[lut].range;
+
+ IWL_DEBUG_COEX(mvm, "Antenna isolation=%d in range [%d,%d[, lut=%d\n",
+ ant_isolation, lower_bound, upper_bound, lut);
+
+ mvm->last_ant_isol = ant_isolation;
+
+ if (mvm->last_corun_lut == lut)
+ return 0;
+
+ mvm->last_corun_lut = lut;
+
+ /* For the moment, use the same LUT for 20GHz and 40GHz */
+ memcpy(&cmd.corun_lut20, antenna_coupling_ranges[lut].lut20,
+ sizeof(cmd.corun_lut20));
+
+ memcpy(&cmd.corun_lut40, antenna_coupling_ranges[lut].lut20,
+ sizeof(cmd.corun_lut40));
+
+ return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_CORUN_LUT, 0,
+ sizeof(cmd), &cmd);
+}
Code Review / kvmfornfv.git / blobdiff