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path: root/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/fw.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/fw.c1320
1 files changed, 1320 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
new file mode 100644
index 0000000..8348549
--- /dev/null
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -0,0 +1,1320 @@
+/******************************************************************************
+ *
+ * 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) 2012 - 2014 Intel Corporation. All rights reserved.
+ * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland 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 <linuxwifi@intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
+ * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland 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 <net/mac80211.h>
+#include <linux/netdevice.h>
+#include <linux/acpi.h>
+
+#include "iwl-trans.h"
+#include "iwl-op-mode.h"
+#include "fw/img.h"
+#include "iwl-debug.h"
+#include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
+#include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
+#include "iwl-prph.h"
+#include "iwl-eeprom-parse.h"
+
+#include "mvm.h"
+#include "fw/dbg.h"
+#include "iwl-phy-db.h"
+
+#define MVM_UCODE_ALIVE_TIMEOUT HZ
+#define MVM_UCODE_CALIB_TIMEOUT (2*HZ)
+
+#define UCODE_VALID_OK cpu_to_le32(0x1)
+
+struct iwl_mvm_alive_data {
+ bool valid;
+ u32 scd_base_addr;
+};
+
+static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
+{
+ struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
+ .valid = cpu_to_le32(valid_tx_ant),
+ };
+
+ IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
+ return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
+ sizeof(tx_ant_cmd), &tx_ant_cmd);
+}
+
+static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
+{
+ int i;
+ struct iwl_rss_config_cmd cmd = {
+ .flags = cpu_to_le32(IWL_RSS_ENABLE),
+ .hash_mask = IWL_RSS_HASH_TYPE_IPV4_TCP |
+ IWL_RSS_HASH_TYPE_IPV4_UDP |
+ IWL_RSS_HASH_TYPE_IPV4_PAYLOAD |
+ IWL_RSS_HASH_TYPE_IPV6_TCP |
+ IWL_RSS_HASH_TYPE_IPV6_UDP |
+ IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
+ };
+
+ if (mvm->trans->num_rx_queues == 1)
+ return 0;
+
+ /* Do not direct RSS traffic to Q 0 which is our fallback queue */
+ for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
+ cmd.indirection_table[i] =
+ 1 + (i % (mvm->trans->num_rx_queues - 1));
+ netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
+
+ return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
+}
+
+static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
+{
+ struct iwl_dqa_enable_cmd dqa_cmd = {
+ .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
+ };
+ u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0);
+ int ret;
+
+ ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
+ if (ret)
+ IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
+ else
+ IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
+
+ return ret;
+}
+
+void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
+ __le32 *dump_data = mfu_dump_notif->data;
+ int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32);
+ int i;
+
+ if (mfu_dump_notif->index_num == 0)
+ IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
+ le32_to_cpu(mfu_dump_notif->assert_id));
+
+ for (i = 0; i < n_words; i++)
+ IWL_DEBUG_INFO(mvm,
+ "MFUART assert dump, dword %u: 0x%08x\n",
+ le16_to_cpu(mfu_dump_notif->index_num) *
+ n_words + i,
+ le32_to_cpu(dump_data[i]));
+}
+
+static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
+ struct iwl_rx_packet *pkt, void *data)
+{
+ struct iwl_mvm *mvm =
+ container_of(notif_wait, struct iwl_mvm, notif_wait);
+ struct iwl_mvm_alive_data *alive_data = data;
+ struct mvm_alive_resp_v3 *palive3;
+ struct mvm_alive_resp *palive;
+ struct iwl_umac_alive *umac;
+ struct iwl_lmac_alive *lmac1;
+ struct iwl_lmac_alive *lmac2 = NULL;
+ u16 status;
+
+ if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
+ palive = (void *)pkt->data;
+ umac = &palive->umac_data;
+ lmac1 = &palive->lmac_data[0];
+ lmac2 = &palive->lmac_data[1];
+ status = le16_to_cpu(palive->status);
+ } else {
+ palive3 = (void *)pkt->data;
+ umac = &palive3->umac_data;
+ lmac1 = &palive3->lmac_data;
+ status = le16_to_cpu(palive3->status);
+ }
+
+ mvm->error_event_table[0] = le32_to_cpu(lmac1->error_event_table_ptr);
+ if (lmac2)
+ mvm->error_event_table[1] =
+ le32_to_cpu(lmac2->error_event_table_ptr);
+ mvm->log_event_table = le32_to_cpu(lmac1->log_event_table_ptr);
+ mvm->sf_space.addr = le32_to_cpu(lmac1->st_fwrd_addr);
+ mvm->sf_space.size = le32_to_cpu(lmac1->st_fwrd_size);
+
+ mvm->umac_error_event_table = le32_to_cpu(umac->error_info_addr);
+
+ alive_data->scd_base_addr = le32_to_cpu(lmac1->scd_base_ptr);
+ alive_data->valid = status == IWL_ALIVE_STATUS_OK;
+ if (mvm->umac_error_event_table)
+ mvm->support_umac_log = true;
+
+ IWL_DEBUG_FW(mvm,
+ "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
+ status, lmac1->ver_type, lmac1->ver_subtype);
+
+ if (lmac2)
+ IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
+
+ IWL_DEBUG_FW(mvm,
+ "UMAC version: Major - 0x%x, Minor - 0x%x\n",
+ le32_to_cpu(umac->umac_major),
+ le32_to_cpu(umac->umac_minor));
+
+ return true;
+}
+
+static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
+ struct iwl_rx_packet *pkt, void *data)
+{
+ WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
+
+ return true;
+}
+
+static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
+ struct iwl_rx_packet *pkt, void *data)
+{
+ struct iwl_phy_db *phy_db = data;
+
+ if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
+ WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
+ return true;
+ }
+
+ WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
+
+ return false;
+}
+
+static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
+ enum iwl_ucode_type ucode_type)
+{
+ struct iwl_notification_wait alive_wait;
+ struct iwl_mvm_alive_data alive_data;
+ const struct fw_img *fw;
+ int ret, i;
+ enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
+ static const u16 alive_cmd[] = { MVM_ALIVE };
+ struct iwl_sf_region st_fwrd_space;
+
+ if (ucode_type == IWL_UCODE_REGULAR &&
+ iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
+ !(fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
+ fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
+ else
+ fw = iwl_get_ucode_image(mvm->fw, ucode_type);
+ if (WARN_ON(!fw))
+ return -EINVAL;
+ iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
+ clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
+
+ iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
+ alive_cmd, ARRAY_SIZE(alive_cmd),
+ iwl_alive_fn, &alive_data);
+
+ ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT);
+ if (ret) {
+ iwl_fw_set_current_image(&mvm->fwrt, old_type);
+ iwl_remove_notification(&mvm->notif_wait, &alive_wait);
+ return ret;
+ }
+
+ /*
+ * Some things may run in the background now, but we
+ * just wait for the ALIVE notification here.
+ */
+ ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
+ MVM_UCODE_ALIVE_TIMEOUT);
+ if (ret) {
+ struct iwl_trans *trans = mvm->trans;
+
+ if (trans->cfg->device_family == IWL_DEVICE_FAMILY_A000)
+ IWL_ERR(mvm,
+ "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
+ iwl_read_prph(trans, UMAG_SB_CPU_1_STATUS),
+ iwl_read_prph(trans, UMAG_SB_CPU_2_STATUS));
+ else if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_8000)
+ IWL_ERR(mvm,
+ "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
+ iwl_read_prph(trans, SB_CPU_1_STATUS),
+ iwl_read_prph(trans, SB_CPU_2_STATUS));
+ iwl_fw_set_current_image(&mvm->fwrt, old_type);
+ return ret;
+ }
+
+ if (!alive_data.valid) {
+ IWL_ERR(mvm, "Loaded ucode is not valid!\n");
+ iwl_fw_set_current_image(&mvm->fwrt, old_type);
+ return -EIO;
+ }
+
+ /*
+ * update the sdio allocation according to the pointer we get in the
+ * alive notification.
+ */
+ st_fwrd_space.addr = mvm->sf_space.addr;
+ st_fwrd_space.size = mvm->sf_space.size;
+ ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret);
+ return ret;
+ }
+
+ iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
+
+ /*
+ * Note: all the queues are enabled as part of the interface
+ * initialization, but in firmware restart scenarios they
+ * could be stopped, so wake them up. In firmware restart,
+ * mac80211 will have the queues stopped as well until the
+ * reconfiguration completes. During normal startup, they
+ * will be empty.
+ */
+
+ memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
+ mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].hw_queue_refcount = 1;
+
+ for (i = 0; i < IEEE80211_MAX_QUEUES; i++)
+ atomic_set(&mvm->mac80211_queue_stop_count[i], 0);
+
+ set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
+
+ return 0;
+}
+
+static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
+{
+ struct iwl_notification_wait init_wait;
+ struct iwl_nvm_access_complete_cmd nvm_complete = {};
+ struct iwl_init_extended_cfg_cmd init_cfg = {
+ .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
+ };
+ static const u16 init_complete[] = {
+ INIT_COMPLETE_NOTIF,
+ };
+ int ret;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ iwl_init_notification_wait(&mvm->notif_wait,
+ &init_wait,
+ init_complete,
+ ARRAY_SIZE(init_complete),
+ iwl_wait_init_complete,
+ NULL);
+
+ /* Will also start the device */
+ ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
+ goto error;
+ }
+
+ /* Send init config command to mark that we are sending NVM access
+ * commands
+ */
+ ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
+ INIT_EXTENDED_CFG_CMD), 0,
+ sizeof(init_cfg), &init_cfg);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to run init config command: %d\n",
+ ret);
+ goto error;
+ }
+
+ /* Load NVM to NIC if needed */
+ if (mvm->nvm_file_name) {
+ iwl_mvm_read_external_nvm(mvm);
+ iwl_mvm_load_nvm_to_nic(mvm);
+ }
+
+ if (IWL_MVM_PARSE_NVM && read_nvm) {
+ ret = iwl_nvm_init(mvm);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
+ goto error;
+ }
+ }
+
+ ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
+ NVM_ACCESS_COMPLETE), 0,
+ sizeof(nvm_complete), &nvm_complete);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
+ ret);
+ goto error;
+ }
+
+ /* We wait for the INIT complete notification */
+ ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
+ MVM_UCODE_ALIVE_TIMEOUT);
+ if (ret)
+ return ret;
+
+ /* Read the NVM only at driver load time, no need to do this twice */
+ if (!IWL_MVM_PARSE_NVM && read_nvm) {
+ mvm->nvm_data = iwl_fw_get_nvm(&mvm->fwrt);
+ if (IS_ERR(mvm->nvm_data)) {
+ ret = PTR_ERR(mvm->nvm_data);
+ mvm->nvm_data = NULL;
+ IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
+ return ret;
+ }
+ }
+
+ return 0;
+
+error:
+ iwl_remove_notification(&mvm->notif_wait, &init_wait);
+ return ret;
+}
+
+static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
+{
+ struct iwl_phy_cfg_cmd phy_cfg_cmd;
+ enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
+
+ /* Set parameters */
+ phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
+ phy_cfg_cmd.calib_control.event_trigger =
+ mvm->fw->default_calib[ucode_type].event_trigger;
+ phy_cfg_cmd.calib_control.flow_trigger =
+ mvm->fw->default_calib[ucode_type].flow_trigger;
+
+ IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
+ phy_cfg_cmd.phy_cfg);
+
+ return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
+ sizeof(phy_cfg_cmd), &phy_cfg_cmd);
+}
+
+int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
+{
+ struct iwl_notification_wait calib_wait;
+ static const u16 init_complete[] = {
+ INIT_COMPLETE_NOTIF,
+ CALIB_RES_NOTIF_PHY_DB
+ };
+ int ret;
+
+ if (iwl_mvm_has_unified_ucode(mvm))
+ return iwl_run_unified_mvm_ucode(mvm, true);
+
+ lockdep_assert_held(&mvm->mutex);
+
+ if (WARN_ON_ONCE(mvm->calibrating))
+ return 0;
+
+ iwl_init_notification_wait(&mvm->notif_wait,
+ &calib_wait,
+ init_complete,
+ ARRAY_SIZE(init_complete),
+ iwl_wait_phy_db_entry,
+ mvm->phy_db);
+
+ /* Will also start the device */
+ ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
+ goto remove_notif;
+ }
+
+ if (mvm->cfg->device_family < IWL_DEVICE_FAMILY_8000) {
+ ret = iwl_mvm_send_bt_init_conf(mvm);
+ if (ret)
+ goto remove_notif;
+ }
+
+ /* Read the NVM only at driver load time, no need to do this twice */
+ if (read_nvm) {
+ ret = iwl_nvm_init(mvm);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
+ goto remove_notif;
+ }
+ }
+
+ /* In case we read the NVM from external file, load it to the NIC */
+ if (mvm->nvm_file_name)
+ iwl_mvm_load_nvm_to_nic(mvm);
+
+ WARN_ON(iwl_nvm_check_version(mvm->nvm_data, mvm->trans));
+
+ /*
+ * abort after reading the nvm in case RF Kill is on, we will complete
+ * the init seq later when RF kill will switch to off
+ */
+ if (iwl_mvm_is_radio_hw_killed(mvm)) {
+ IWL_DEBUG_RF_KILL(mvm,
+ "jump over all phy activities due to RF kill\n");
+ goto remove_notif;
+ }
+
+ mvm->calibrating = true;
+
+ /* Send TX valid antennas before triggering calibrations */
+ ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
+ if (ret)
+ goto remove_notif;
+
+ ret = iwl_send_phy_cfg_cmd(mvm);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
+ ret);
+ goto remove_notif;
+ }
+
+ /*
+ * Some things may run in the background now, but we
+ * just wait for the calibration complete notification.
+ */
+ ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
+ MVM_UCODE_CALIB_TIMEOUT);
+ if (!ret)
+ goto out;
+
+ if (iwl_mvm_is_radio_hw_killed(mvm)) {
+ IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
+ ret = 0;
+ } else {
+ IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
+ ret);
+ }
+
+ goto out;
+
+remove_notif:
+ iwl_remove_notification(&mvm->notif_wait, &calib_wait);
+out:
+ mvm->calibrating = false;
+ if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
+ /* we want to debug INIT and we have no NVM - fake */
+ mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
+ sizeof(struct ieee80211_channel) +
+ sizeof(struct ieee80211_rate),
+ GFP_KERNEL);
+ if (!mvm->nvm_data)
+ return -ENOMEM;
+ mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
+ mvm->nvm_data->bands[0].n_channels = 1;
+ mvm->nvm_data->bands[0].n_bitrates = 1;
+ mvm->nvm_data->bands[0].bitrates =
+ (void *)mvm->nvm_data->channels + 1;
+ mvm->nvm_data->bands[0].bitrates->hw_value = 10;
+ }
+
+ return ret;
+}
+
+static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
+{
+ struct iwl_ltr_config_cmd cmd = {
+ .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
+ };
+
+ if (!mvm->trans->ltr_enabled)
+ return 0;
+
+ return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
+ sizeof(cmd), &cmd);
+}
+
+#ifdef CONFIG_ACPI
+#define ACPI_WRDS_METHOD "WRDS"
+#define ACPI_EWRD_METHOD "EWRD"
+#define ACPI_WGDS_METHOD "WGDS"
+#define ACPI_WIFI_DOMAIN (0x07)
+#define ACPI_WRDS_WIFI_DATA_SIZE (IWL_MVM_SAR_TABLE_SIZE + 2)
+#define ACPI_EWRD_WIFI_DATA_SIZE ((IWL_MVM_SAR_PROFILE_NUM - 1) * \
+ IWL_MVM_SAR_TABLE_SIZE + 3)
+#define ACPI_WGDS_WIFI_DATA_SIZE 18
+#define ACPI_WGDS_NUM_BANDS 2
+#define ACPI_WGDS_TABLE_SIZE 3
+
+static int iwl_mvm_sar_set_profile(struct iwl_mvm *mvm,
+ union acpi_object *table,
+ struct iwl_mvm_sar_profile *profile,
+ bool enabled)
+{
+ int i;
+
+ profile->enabled = enabled;
+
+ for (i = 0; i < IWL_MVM_SAR_TABLE_SIZE; i++) {
+ if ((table[i].type != ACPI_TYPE_INTEGER) ||
+ (table[i].integer.value > U8_MAX))
+ return -EINVAL;
+
+ profile->table[i] = table[i].integer.value;
+ }
+
+ return 0;
+}
+
+static union acpi_object *iwl_mvm_sar_find_wifi_pkg(struct iwl_mvm *mvm,
+ union acpi_object *data,
+ int data_size)
+{
+ union acpi_object *wifi_pkg = NULL;
+ int i;
+
+ /*
+ * We need at least two packages, one for the revision and one
+ * for the data itself. Also check that the revision is valid
+ * (i.e. it is an integer set to 0).
+ */
+ if (data->type != ACPI_TYPE_PACKAGE ||
+ data->package.count < 2 ||
+ data->package.elements[0].type != ACPI_TYPE_INTEGER ||
+ data->package.elements[0].integer.value != 0) {
+ IWL_DEBUG_RADIO(mvm, "Unsupported packages structure\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ /* loop through all the packages to find the one for WiFi */
+ for (i = 1; i < data->package.count; i++) {
+ union acpi_object *domain;
+
+ wifi_pkg = &data->package.elements[i];
+
+ /* Skip anything that is not a package with the right
+ * amount of elements (i.e. domain_type,
+ * enabled/disabled plus the actual data size.
+ */
+ if (wifi_pkg->type != ACPI_TYPE_PACKAGE ||
+ wifi_pkg->package.count != data_size)
+ continue;
+
+ domain = &wifi_pkg->package.elements[0];
+ if (domain->type == ACPI_TYPE_INTEGER &&
+ domain->integer.value == ACPI_WIFI_DOMAIN)
+ break;
+
+ wifi_pkg = NULL;
+ }
+
+ if (!wifi_pkg)
+ return ERR_PTR(-ENOENT);
+
+ return wifi_pkg;
+}
+
+static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm)
+{
+ union acpi_object *wifi_pkg, *table;
+ acpi_handle root_handle;
+ acpi_handle handle;
+ struct acpi_buffer wrds = {ACPI_ALLOCATE_BUFFER, NULL};
+ acpi_status status;
+ bool enabled;
+ int ret;
+
+ root_handle = ACPI_HANDLE(mvm->dev);
+ if (!root_handle) {
+ IWL_DEBUG_RADIO(mvm,
+ "Could not retrieve root port ACPI handle\n");
+ return -ENOENT;
+ }
+
+ /* Get the method's handle */
+ status = acpi_get_handle(root_handle, (acpi_string)ACPI_WRDS_METHOD,
+ &handle);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "WRDS method not found\n");
+ return -ENOENT;
+ }
+
+ /* Call WRDS with no arguments */
+ status = acpi_evaluate_object(handle, NULL, NULL, &wrds);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "WRDS invocation failed (0x%x)\n", status);
+ return -ENOENT;
+ }
+
+ wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wrds.pointer,
+ ACPI_WRDS_WIFI_DATA_SIZE);
+ if (IS_ERR(wifi_pkg)) {
+ ret = PTR_ERR(wifi_pkg);
+ goto out_free;
+ }
+
+ if (wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) {
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ enabled = !!(wifi_pkg->package.elements[1].integer.value);
+
+ /* position of the actual table */
+ table = &wifi_pkg->package.elements[2];
+
+ /* The profile from WRDS is officially profile 1, but goes
+ * into sar_profiles[0] (because we don't have a profile 0).
+ */
+ ret = iwl_mvm_sar_set_profile(mvm, table, &mvm->sar_profiles[0],
+ enabled);
+
+out_free:
+ kfree(wrds.pointer);
+ return ret;
+}
+
+static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm)
+{
+ union acpi_object *wifi_pkg;
+ acpi_handle root_handle;
+ acpi_handle handle;
+ struct acpi_buffer ewrd = {ACPI_ALLOCATE_BUFFER, NULL};
+ acpi_status status;
+ bool enabled;
+ int i, n_profiles, ret;
+
+ root_handle = ACPI_HANDLE(mvm->dev);
+ if (!root_handle) {
+ IWL_DEBUG_RADIO(mvm,
+ "Could not retrieve root port ACPI handle\n");
+ return -ENOENT;
+ }
+
+ /* Get the method's handle */
+ status = acpi_get_handle(root_handle, (acpi_string)ACPI_EWRD_METHOD,
+ &handle);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "EWRD method not found\n");
+ return -ENOENT;
+ }
+
+ /* Call EWRD with no arguments */
+ status = acpi_evaluate_object(handle, NULL, NULL, &ewrd);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "EWRD invocation failed (0x%x)\n", status);
+ return -ENOENT;
+ }
+
+ wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, ewrd.pointer,
+ ACPI_EWRD_WIFI_DATA_SIZE);
+ if (IS_ERR(wifi_pkg)) {
+ ret = PTR_ERR(wifi_pkg);
+ goto out_free;
+ }
+
+ if ((wifi_pkg->package.elements[1].type != ACPI_TYPE_INTEGER) ||
+ (wifi_pkg->package.elements[2].type != ACPI_TYPE_INTEGER)) {
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ enabled = !!(wifi_pkg->package.elements[1].integer.value);
+ n_profiles = wifi_pkg->package.elements[2].integer.value;
+
+ /* in case of BIOS bug */
+ if (n_profiles <= 0) {
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ for (i = 0; i < n_profiles; i++) {
+ /* the tables start at element 3 */
+ static int pos = 3;
+
+ /* The EWRD profiles officially go from 2 to 4, but we
+ * save them in sar_profiles[1-3] (because we don't
+ * have profile 0). So in the array we start from 1.
+ */
+ ret = iwl_mvm_sar_set_profile(mvm,
+ &wifi_pkg->package.elements[pos],
+ &mvm->sar_profiles[i + 1],
+ enabled);
+ if (ret < 0)
+ break;
+
+ /* go to the next table */
+ pos += IWL_MVM_SAR_TABLE_SIZE;
+ }
+
+out_free:
+ kfree(ewrd.pointer);
+ return ret;
+}
+
+static int iwl_mvm_sar_get_wgds_table(struct iwl_mvm *mvm)
+{
+ union acpi_object *wifi_pkg;
+ acpi_handle root_handle;
+ acpi_handle handle;
+ struct acpi_buffer wgds = {ACPI_ALLOCATE_BUFFER, NULL};
+ acpi_status status;
+ int i, j, ret;
+ int idx = 1;
+
+ root_handle = ACPI_HANDLE(mvm->dev);
+ if (!root_handle) {
+ IWL_DEBUG_RADIO(mvm,
+ "Could not retrieve root port ACPI handle\n");
+ return -ENOENT;
+ }
+
+ /* Get the method's handle */
+ status = acpi_get_handle(root_handle, (acpi_string)ACPI_WGDS_METHOD,
+ &handle);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "WGDS method not found\n");
+ return -ENOENT;
+ }
+
+ /* Call WGDS with no arguments */
+ status = acpi_evaluate_object(handle, NULL, NULL, &wgds);
+ if (ACPI_FAILURE(status)) {
+ IWL_DEBUG_RADIO(mvm, "WGDS invocation failed (0x%x)\n", status);
+ return -ENOENT;
+ }
+
+ wifi_pkg = iwl_mvm_sar_find_wifi_pkg(mvm, wgds.pointer,
+ ACPI_WGDS_WIFI_DATA_SIZE);
+ if (IS_ERR(wifi_pkg)) {
+ ret = PTR_ERR(wifi_pkg);
+ goto out_free;
+ }
+
+ for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) {
+ for (j = 0; j < IWL_MVM_GEO_TABLE_SIZE; j++) {
+ union acpi_object *entry;
+
+ entry = &wifi_pkg->package.elements[idx++];
+ if ((entry->type != ACPI_TYPE_INTEGER) ||
+ (entry->integer.value > U8_MAX)) {
+ ret = -EINVAL;
+ goto out_free;
+ }
+
+ mvm->geo_profiles[i].values[j] = entry->integer.value;
+ }
+ }
+ ret = 0;
+out_free:
+ kfree(wgds.pointer);
+ return ret;
+}
+
+int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
+{
+ struct iwl_dev_tx_power_cmd cmd = {
+ .v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
+ };
+ int i, j, idx;
+ int profs[IWL_NUM_CHAIN_LIMITS] = { prof_a, prof_b };
+ int len = sizeof(cmd);
+
+ BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS < 2);
+ BUILD_BUG_ON(IWL_NUM_CHAIN_LIMITS * IWL_NUM_SUB_BANDS !=
+ IWL_MVM_SAR_TABLE_SIZE);
+
+ if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
+ len = sizeof(cmd.v3);
+
+ for (i = 0; i < IWL_NUM_CHAIN_LIMITS; i++) {
+ struct iwl_mvm_sar_profile *prof;
+
+ /* don't allow SAR to be disabled (profile 0 means disable) */
+ if (profs[i] == 0)
+ return -EPERM;
+
+ /* we are off by one, so allow up to IWL_MVM_SAR_PROFILE_NUM */
+ if (profs[i] > IWL_MVM_SAR_PROFILE_NUM)
+ return -EINVAL;
+
+ /* profiles go from 1 to 4, so decrement to access the array */
+ prof = &mvm->sar_profiles[profs[i] - 1];
+
+ /* if the profile is disabled, do nothing */
+ if (!prof->enabled) {
+ IWL_DEBUG_RADIO(mvm, "SAR profile %d is disabled.\n",
+ profs[i]);
+ /* if one of the profiles is disabled, we fail all */
+ return -ENOENT;
+ }
+
+ IWL_DEBUG_RADIO(mvm, " Chain[%d]:\n", i);
+ for (j = 0; j < IWL_NUM_SUB_BANDS; j++) {
+ idx = (i * IWL_NUM_SUB_BANDS) + j;
+ cmd.v3.per_chain_restriction[i][j] =
+ cpu_to_le16(prof->table[idx]);
+ IWL_DEBUG_RADIO(mvm, " Band[%d] = %d * .125dBm\n",
+ j, prof->table[idx]);
+ }
+ }
+
+ IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
+
+ return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
+}
+
+int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
+{
+ struct iwl_geo_tx_power_profiles_resp *resp;
+ int ret;
+
+ struct iwl_geo_tx_power_profiles_cmd geo_cmd = {
+ .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE),
+ };
+ struct iwl_host_cmd cmd = {
+ .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT),
+ .len = { sizeof(geo_cmd), },
+ .flags = CMD_WANT_SKB,
+ .data = { &geo_cmd },
+ };
+
+ ret = iwl_mvm_send_cmd(mvm, &cmd);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
+ return ret;
+ }
+
+ resp = (void *)cmd.resp_pkt->data;
+ ret = le32_to_cpu(resp->profile_idx);
+ if (WARN_ON(ret > IWL_NUM_GEO_PROFILES)) {
+ ret = -EIO;
+ IWL_WARN(mvm, "Invalid geographic profile idx (%d)\n", ret);
+ }
+
+ iwl_free_resp(&cmd);
+ return ret;
+}
+
+static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
+{
+ struct iwl_geo_tx_power_profiles_cmd cmd = {
+ .ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES),
+ };
+ int ret, i, j;
+ u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT);
+
+ ret = iwl_mvm_sar_get_wgds_table(mvm);
+ if (ret < 0) {
+ IWL_DEBUG_RADIO(mvm,
+ "Geo SAR BIOS table invalid or unavailable. (%d)\n",
+ ret);
+ /* we don't fail if the table is not available */
+ return 0;
+ }
+
+ IWL_DEBUG_RADIO(mvm, "Sending GEO_TX_POWER_LIMIT\n");
+
+ BUILD_BUG_ON(IWL_NUM_GEO_PROFILES * ACPI_WGDS_NUM_BANDS *
+ ACPI_WGDS_TABLE_SIZE != ACPI_WGDS_WIFI_DATA_SIZE);
+
+ for (i = 0; i < IWL_NUM_GEO_PROFILES; i++) {
+ struct iwl_per_chain_offset *chain =
+ (struct iwl_per_chain_offset *)&cmd.table[i];
+
+ for (j = 0; j < ACPI_WGDS_NUM_BANDS; j++) {
+ u8 *value;
+
+ value = &mvm->geo_profiles[i].values[j *
+ IWL_GEO_PER_CHAIN_SIZE];
+ chain[j].max_tx_power = cpu_to_le16(value[0]);
+ chain[j].chain_a = value[1];
+ chain[j].chain_b = value[2];
+ IWL_DEBUG_RADIO(mvm,
+ "SAR geographic profile[%d] Band[%d]: chain A = %d chain B = %d max_tx_power = %d\n",
+ i, j, value[1], value[2], value[0]);
+ }
+ }
+ return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, sizeof(cmd), &cmd);
+}
+
+#else /* CONFIG_ACPI */
+static int iwl_mvm_sar_get_wrds_table(struct iwl_mvm *mvm)
+{
+ return -ENOENT;
+}
+
+static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm)
+{
+ return -ENOENT;
+}
+
+static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
+{
+ return 0;
+}
+
+int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a,
+ int prof_b)
+{
+ return -ENOENT;
+}
+
+int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
+{
+ return -ENOENT;
+}
+#endif /* CONFIG_ACPI */
+
+static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
+{
+ int ret;
+
+ ret = iwl_mvm_sar_get_wrds_table(mvm);
+ if (ret < 0) {
+ IWL_DEBUG_RADIO(mvm,
+ "WRDS SAR BIOS table invalid or unavailable. (%d)\n",
+ ret);
+ /* if not available, don't fail and don't bother with EWRD */
+ return 0;
+ }
+
+ ret = iwl_mvm_sar_get_ewrd_table(mvm);
+ /* if EWRD is not available, we can still use WRDS, so don't fail */
+ if (ret < 0)
+ IWL_DEBUG_RADIO(mvm,
+ "EWRD SAR BIOS table invalid or unavailable. (%d)\n",
+ ret);
+
+ /* choose profile 1 (WRDS) as default for both chains */
+ ret = iwl_mvm_sar_select_profile(mvm, 1, 1);
+
+ /* if we don't have profile 0 from BIOS, just skip it */
+ if (ret == -ENOENT)
+ return 0;
+
+ return ret;
+}
+
+static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
+{
+ int ret;
+
+ if (iwl_mvm_has_unified_ucode(mvm))
+ return iwl_run_unified_mvm_ucode(mvm, false);
+
+ ret = iwl_run_init_mvm_ucode(mvm, false);
+
+ if (iwlmvm_mod_params.init_dbg)
+ return 0;
+
+ if (ret) {
+ IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
+ return ret;
+ }
+
+ /*
+ * Stop and start the transport without entering low power
+ * mode. This will save the state of other components on the
+ * device that are triggered by the INIT firwmare (MFUART).
+ */
+ _iwl_trans_stop_device(mvm->trans, false);
+ ret = _iwl_trans_start_hw(mvm->trans, false);
+ if (ret)
+ return ret;
+
+ ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
+ if (ret)
+ return ret;
+
+ return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
+}
+
+int iwl_mvm_up(struct iwl_mvm *mvm)
+{
+ int ret, i;
+ struct ieee80211_channel *chan;
+ struct cfg80211_chan_def chandef;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ ret = iwl_trans_start_hw(mvm->trans);
+ if (ret)
+ return ret;
+
+ ret = iwl_mvm_load_rt_fw(mvm);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
+ goto error;
+ }
+
+ iwl_get_shared_mem_conf(&mvm->fwrt);
+
+ ret = iwl_mvm_sf_update(mvm, NULL, false);
+ if (ret)
+ IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
+
+ mvm->fwrt.dump.conf = FW_DBG_INVALID;
+ /* if we have a destination, assume EARLY START */
+ if (mvm->fw->dbg_dest_tlv)
+ mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
+ iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
+
+ ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
+ if (ret)
+ goto error;
+
+ if (!iwl_mvm_has_unified_ucode(mvm)) {
+ /* Send phy db control command and then phy db calibration */
+ ret = iwl_send_phy_db_data(mvm->phy_db);
+ if (ret)
+ goto error;
+
+ ret = iwl_send_phy_cfg_cmd(mvm);
+ if (ret)
+ goto error;
+ }
+
+ ret = iwl_mvm_send_bt_init_conf(mvm);
+ if (ret)
+ goto error;
+
+ /* Init RSS configuration */
+ /* TODO - remove a000 disablement when we have RXQ config API */
+ if (iwl_mvm_has_new_rx_api(mvm) &&
+ mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_A000) {
+ ret = iwl_send_rss_cfg_cmd(mvm);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
+ ret);
+ goto error;
+ }
+ }
+
+ /* init the fw <-> mac80211 STA mapping */
+ for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
+ RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
+
+ mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
+
+ /* reset quota debouncing buffer - 0xff will yield invalid data */
+ memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
+
+ ret = iwl_mvm_send_dqa_cmd(mvm);
+ if (ret)
+ goto error;
+
+ /* Add auxiliary station for scanning */
+ ret = iwl_mvm_add_aux_sta(mvm);
+ if (ret)
+ goto error;
+
+ /* Add all the PHY contexts */
+ chan = &mvm->hw->wiphy->bands[NL80211_BAND_2GHZ]->channels[0];
+ cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
+ for (i = 0; i < NUM_PHY_CTX; i++) {
+ /*
+ * The channel used here isn't relevant as it's
+ * going to be overwritten in the other flows.
+ * For now use the first channel we have.
+ */
+ ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
+ &chandef, 1, 1);
+ if (ret)
+ goto error;
+ }
+
+#ifdef CONFIG_THERMAL
+ if (iwl_mvm_is_tt_in_fw(mvm)) {
+ /* in order to give the responsibility of ct-kill and
+ * TX backoff to FW we need to send empty temperature reporting
+ * cmd during init time
+ */
+ iwl_mvm_send_temp_report_ths_cmd(mvm);
+ } else {
+ /* Initialize tx backoffs to the minimal possible */
+ iwl_mvm_tt_tx_backoff(mvm, 0);
+ }
+
+ /* TODO: read the budget from BIOS / Platform NVM */
+
+ /*
+ * In case there is no budget from BIOS / Platform NVM the default
+ * budget should be 2000mW (cooling state 0).
+ */
+ if (iwl_mvm_is_ctdp_supported(mvm)) {
+ ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
+ mvm->cooling_dev.cur_state);
+ if (ret)
+ goto error;
+ }
+#else
+ /* Initialize tx backoffs to the minimal possible */
+ iwl_mvm_tt_tx_backoff(mvm, 0);
+#endif
+
+ WARN_ON(iwl_mvm_config_ltr(mvm));
+
+ ret = iwl_mvm_power_update_device(mvm);
+ if (ret)
+ goto error;
+
+ /*
+ * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
+ * anyway, so don't init MCC.
+ */
+ if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
+ ret = iwl_mvm_init_mcc(mvm);
+ if (ret)
+ goto error;
+ }
+
+ if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
+ mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
+ ret = iwl_mvm_config_scan(mvm);
+ if (ret)
+ goto error;
+ }
+
+ /* allow FW/transport low power modes if not during restart */
+ if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
+ iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN);
+
+ ret = iwl_mvm_sar_init(mvm);
+ if (ret)
+ goto error;
+
+ ret = iwl_mvm_sar_geo_init(mvm);
+ if (ret)
+ goto error;
+
+ iwl_mvm_leds_sync(mvm);
+
+ IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
+ return 0;
+ error:
+ if (!iwlmvm_mod_params.init_dbg)
+ iwl_mvm_stop_device(mvm);
+ return ret;
+}
+
+int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
+{
+ int ret, i;
+
+ lockdep_assert_held(&mvm->mutex);
+
+ ret = iwl_trans_start_hw(mvm->trans);
+ if (ret)
+ return ret;
+
+ ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
+ if (ret) {
+ IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
+ goto error;
+ }
+
+ ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
+ if (ret)
+ goto error;
+
+ /* Send phy db control command and then phy db calibration*/
+ ret = iwl_send_phy_db_data(mvm->phy_db);
+ if (ret)
+ goto error;
+
+ ret = iwl_send_phy_cfg_cmd(mvm);
+ if (ret)
+ goto error;
+
+ /* init the fw <-> mac80211 STA mapping */
+ for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
+ RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
+
+ /* Add auxiliary station for scanning */
+ ret = iwl_mvm_add_aux_sta(mvm);
+ if (ret)
+ goto error;
+
+ return 0;
+ error:
+ iwl_mvm_stop_device(mvm);
+ return ret;
+}
+
+void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
+ u32 flags = le32_to_cpu(card_state_notif->flags);
+
+ IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n",
+ (flags & HW_CARD_DISABLED) ? "Kill" : "On",
+ (flags & SW_CARD_DISABLED) ? "Kill" : "On",
+ (flags & CT_KILL_CARD_DISABLED) ?
+ "Reached" : "Not reached");
+}
+
+void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
+ struct iwl_rx_cmd_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
+
+ IWL_DEBUG_INFO(mvm,
+ "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
+ le32_to_cpu(mfuart_notif->installed_ver),
+ le32_to_cpu(mfuart_notif->external_ver),
+ le32_to_cpu(mfuart_notif->status),
+ le32_to_cpu(mfuart_notif->duration));
+
+ if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
+ IWL_DEBUG_INFO(mvm,
+ "MFUART: image size: 0x%08x\n",
+ le32_to_cpu(mfuart_notif->image_size));
+}