| /****************************************************************************** |
| * |
| * GPL LICENSE SUMMARY |
| * |
| * Copyright(c) 2008 - 2012 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 LICENSE.GPL. |
| * |
| * Contact Information: |
| * Intel Linux Wireless <ilw@linux.intel.com> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| *****************************************************************************/ |
| |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| |
| #include "iwl-dev.h" |
| #include "iwl-core.h" |
| #include "iwl-io.h" |
| #include "iwl-agn-hw.h" |
| #include "iwl-agn.h" |
| #include "iwl-agn-calib.h" |
| #include "iwl-trans.h" |
| #include "iwl-fh.h" |
| #include "iwl-op-mode.h" |
| |
| static struct iwl_wimax_coex_event_entry cu_priorities[COEX_NUM_OF_EVENTS] = { |
| {COEX_CU_UNASSOC_IDLE_RP, COEX_CU_UNASSOC_IDLE_WP, |
| 0, COEX_UNASSOC_IDLE_FLAGS}, |
| {COEX_CU_UNASSOC_MANUAL_SCAN_RP, COEX_CU_UNASSOC_MANUAL_SCAN_WP, |
| 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS}, |
| {COEX_CU_UNASSOC_AUTO_SCAN_RP, COEX_CU_UNASSOC_AUTO_SCAN_WP, |
| 0, COEX_UNASSOC_AUTO_SCAN_FLAGS}, |
| {COEX_CU_CALIBRATION_RP, COEX_CU_CALIBRATION_WP, |
| 0, COEX_CALIBRATION_FLAGS}, |
| {COEX_CU_PERIODIC_CALIBRATION_RP, COEX_CU_PERIODIC_CALIBRATION_WP, |
| 0, COEX_PERIODIC_CALIBRATION_FLAGS}, |
| {COEX_CU_CONNECTION_ESTAB_RP, COEX_CU_CONNECTION_ESTAB_WP, |
| 0, COEX_CONNECTION_ESTAB_FLAGS}, |
| {COEX_CU_ASSOCIATED_IDLE_RP, COEX_CU_ASSOCIATED_IDLE_WP, |
| 0, COEX_ASSOCIATED_IDLE_FLAGS}, |
| {COEX_CU_ASSOC_MANUAL_SCAN_RP, COEX_CU_ASSOC_MANUAL_SCAN_WP, |
| 0, COEX_ASSOC_MANUAL_SCAN_FLAGS}, |
| {COEX_CU_ASSOC_AUTO_SCAN_RP, COEX_CU_ASSOC_AUTO_SCAN_WP, |
| 0, COEX_ASSOC_AUTO_SCAN_FLAGS}, |
| {COEX_CU_ASSOC_ACTIVE_LEVEL_RP, COEX_CU_ASSOC_ACTIVE_LEVEL_WP, |
| 0, COEX_ASSOC_ACTIVE_LEVEL_FLAGS}, |
| {COEX_CU_RF_ON_RP, COEX_CU_RF_ON_WP, 0, COEX_CU_RF_ON_FLAGS}, |
| {COEX_CU_RF_OFF_RP, COEX_CU_RF_OFF_WP, 0, COEX_RF_OFF_FLAGS}, |
| {COEX_CU_STAND_ALONE_DEBUG_RP, COEX_CU_STAND_ALONE_DEBUG_WP, |
| 0, COEX_STAND_ALONE_DEBUG_FLAGS}, |
| {COEX_CU_IPAN_ASSOC_LEVEL_RP, COEX_CU_IPAN_ASSOC_LEVEL_WP, |
| 0, COEX_IPAN_ASSOC_LEVEL_FLAGS}, |
| {COEX_CU_RSRVD1_RP, COEX_CU_RSRVD1_WP, 0, COEX_RSRVD1_FLAGS}, |
| {COEX_CU_RSRVD2_RP, COEX_CU_RSRVD2_WP, 0, COEX_RSRVD2_FLAGS} |
| }; |
| |
| /****************************************************************************** |
| * |
| * uCode download functions |
| * |
| ******************************************************************************/ |
| |
| static inline const struct fw_img * |
| iwl_get_ucode_image(struct iwl_priv *priv, enum iwl_ucode_type ucode_type) |
| { |
| switch (ucode_type) { |
| case IWL_UCODE_INIT: |
| return &priv->fw->ucode_init; |
| case IWL_UCODE_WOWLAN: |
| return &priv->fw->ucode_wowlan; |
| case IWL_UCODE_REGULAR: |
| return &priv->fw->ucode_rt; |
| case IWL_UCODE_NONE: |
| break; |
| } |
| return NULL; |
| } |
| |
| /* |
| * Calibration |
| */ |
| static int iwl_set_Xtal_calib(struct iwl_priv *priv) |
| { |
| struct iwl_calib_xtal_freq_cmd cmd; |
| __le16 *xtal_calib = |
| (__le16 *)iwl_eeprom_query_addr(priv->shrd, EEPROM_XTAL); |
| |
| iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_CRYSTAL_FRQ_CMD); |
| cmd.cap_pin1 = le16_to_cpu(xtal_calib[0]); |
| cmd.cap_pin2 = le16_to_cpu(xtal_calib[1]); |
| return iwl_calib_set(priv, (void *)&cmd, sizeof(cmd)); |
| } |
| |
| static int iwl_set_temperature_offset_calib(struct iwl_priv *priv) |
| { |
| struct iwl_calib_temperature_offset_cmd cmd; |
| __le16 *offset_calib = |
| (__le16 *)iwl_eeprom_query_addr(priv->shrd, |
| EEPROM_RAW_TEMPERATURE); |
| |
| memset(&cmd, 0, sizeof(cmd)); |
| iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD); |
| memcpy(&cmd.radio_sensor_offset, offset_calib, sizeof(*offset_calib)); |
| if (!(cmd.radio_sensor_offset)) |
| cmd.radio_sensor_offset = DEFAULT_RADIO_SENSOR_OFFSET; |
| |
| IWL_DEBUG_CALIB(priv, "Radio sensor offset: %d\n", |
| le16_to_cpu(cmd.radio_sensor_offset)); |
| return iwl_calib_set(priv, (void *)&cmd, sizeof(cmd)); |
| } |
| |
| static int iwl_set_temperature_offset_calib_v2(struct iwl_priv *priv) |
| { |
| struct iwl_calib_temperature_offset_v2_cmd cmd; |
| __le16 *offset_calib_high = (__le16 *)iwl_eeprom_query_addr(priv->shrd, |
| EEPROM_KELVIN_TEMPERATURE); |
| __le16 *offset_calib_low = |
| (__le16 *)iwl_eeprom_query_addr(priv->shrd, |
| EEPROM_RAW_TEMPERATURE); |
| struct iwl_eeprom_calib_hdr *hdr; |
| |
| memset(&cmd, 0, sizeof(cmd)); |
| iwl_set_calib_hdr(&cmd.hdr, IWL_PHY_CALIBRATE_TEMP_OFFSET_CMD); |
| hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(priv->shrd, |
| EEPROM_CALIB_ALL); |
| memcpy(&cmd.radio_sensor_offset_high, offset_calib_high, |
| sizeof(*offset_calib_high)); |
| memcpy(&cmd.radio_sensor_offset_low, offset_calib_low, |
| sizeof(*offset_calib_low)); |
| if (!(cmd.radio_sensor_offset_low)) { |
| IWL_DEBUG_CALIB(priv, "no info in EEPROM, use default\n"); |
| cmd.radio_sensor_offset_low = DEFAULT_RADIO_SENSOR_OFFSET; |
| cmd.radio_sensor_offset_high = DEFAULT_RADIO_SENSOR_OFFSET; |
| } |
| memcpy(&cmd.burntVoltageRef, &hdr->voltage, |
| sizeof(hdr->voltage)); |
| |
| IWL_DEBUG_CALIB(priv, "Radio sensor offset high: %d\n", |
| le16_to_cpu(cmd.radio_sensor_offset_high)); |
| IWL_DEBUG_CALIB(priv, "Radio sensor offset low: %d\n", |
| le16_to_cpu(cmd.radio_sensor_offset_low)); |
| IWL_DEBUG_CALIB(priv, "Voltage Ref: %d\n", |
| le16_to_cpu(cmd.burntVoltageRef)); |
| |
| return iwl_calib_set(priv, (void *)&cmd, sizeof(cmd)); |
| } |
| |
| static int iwl_send_calib_cfg(struct iwl_priv *priv) |
| { |
| struct iwl_calib_cfg_cmd calib_cfg_cmd; |
| struct iwl_host_cmd cmd = { |
| .id = CALIBRATION_CFG_CMD, |
| .len = { sizeof(struct iwl_calib_cfg_cmd), }, |
| .data = { &calib_cfg_cmd, }, |
| }; |
| |
| memset(&calib_cfg_cmd, 0, sizeof(calib_cfg_cmd)); |
| calib_cfg_cmd.ucd_calib_cfg.once.is_enable = IWL_CALIB_INIT_CFG_ALL; |
| calib_cfg_cmd.ucd_calib_cfg.once.start = IWL_CALIB_INIT_CFG_ALL; |
| calib_cfg_cmd.ucd_calib_cfg.once.send_res = IWL_CALIB_INIT_CFG_ALL; |
| calib_cfg_cmd.ucd_calib_cfg.flags = |
| IWL_CALIB_CFG_FLAG_SEND_COMPLETE_NTFY_MSK; |
| |
| return iwl_dvm_send_cmd(priv, &cmd); |
| } |
| |
| int iwlagn_rx_calib_result(struct iwl_priv *priv, |
| struct iwl_rx_cmd_buffer *rxb, |
| struct iwl_device_cmd *cmd) |
| { |
| struct iwl_rx_packet *pkt = rxb_addr(rxb); |
| struct iwl_calib_hdr *hdr = (struct iwl_calib_hdr *)pkt->data; |
| int len = le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK; |
| |
| /* reduce the size of the length field itself */ |
| len -= 4; |
| |
| if (iwl_calib_set(priv, hdr, len)) |
| IWL_ERR(priv, "Failed to record calibration data %d\n", |
| hdr->op_code); |
| |
| return 0; |
| } |
| |
| int iwl_init_alive_start(struct iwl_priv *priv) |
| { |
| int ret; |
| |
| if (cfg(priv)->bt_params && |
| cfg(priv)->bt_params->advanced_bt_coexist) { |
| /* |
| * Tell uCode we are ready to perform calibration |
| * need to perform this before any calibration |
| * no need to close the envlope since we are going |
| * to load the runtime uCode later. |
| */ |
| ret = iwl_send_bt_env(priv, IWL_BT_COEX_ENV_OPEN, |
| BT_COEX_PRIO_TBL_EVT_INIT_CALIB2); |
| if (ret) |
| return ret; |
| |
| } |
| |
| ret = iwl_send_calib_cfg(priv); |
| if (ret) |
| return ret; |
| |
| /** |
| * temperature offset calibration is only needed for runtime ucode, |
| * so prepare the value now. |
| */ |
| if (cfg(priv)->need_temp_offset_calib) { |
| if (cfg(priv)->temp_offset_v2) |
| return iwl_set_temperature_offset_calib_v2(priv); |
| else |
| return iwl_set_temperature_offset_calib(priv); |
| } |
| |
| return 0; |
| } |
| |
| static int iwl_send_wimax_coex(struct iwl_priv *priv) |
| { |
| struct iwl_wimax_coex_cmd coex_cmd; |
| |
| if (cfg(priv)->base_params->support_wimax_coexist) { |
| /* UnMask wake up src at associated sleep */ |
| coex_cmd.flags = COEX_FLAGS_ASSOC_WA_UNMASK_MSK; |
| |
| /* UnMask wake up src at unassociated sleep */ |
| coex_cmd.flags |= COEX_FLAGS_UNASSOC_WA_UNMASK_MSK; |
| memcpy(coex_cmd.sta_prio, cu_priorities, |
| sizeof(struct iwl_wimax_coex_event_entry) * |
| COEX_NUM_OF_EVENTS); |
| |
| /* enabling the coexistence feature */ |
| coex_cmd.flags |= COEX_FLAGS_COEX_ENABLE_MSK; |
| |
| /* enabling the priorities tables */ |
| coex_cmd.flags |= COEX_FLAGS_STA_TABLE_VALID_MSK; |
| } else { |
| /* coexistence is disabled */ |
| memset(&coex_cmd, 0, sizeof(coex_cmd)); |
| } |
| return iwl_dvm_send_cmd_pdu(priv, |
| COEX_PRIORITY_TABLE_CMD, CMD_SYNC, |
| sizeof(coex_cmd), &coex_cmd); |
| } |
| |
| static const u8 iwl_bt_prio_tbl[BT_COEX_PRIO_TBL_EVT_MAX] = { |
| ((BT_COEX_PRIO_TBL_PRIO_BYPASS << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_BYPASS << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (1 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_LOW << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_LOW << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (1 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_HIGH << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_HIGH << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (1 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_BYPASS << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_COEX_OFF << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| ((BT_COEX_PRIO_TBL_PRIO_COEX_ON << IWL_BT_COEX_PRIO_TBL_PRIO_POS) | |
| (0 << IWL_BT_COEX_PRIO_TBL_SHARED_ANTENNA_POS)), |
| 0, 0, 0, 0, 0, 0, 0 |
| }; |
| |
| void iwl_send_prio_tbl(struct iwl_priv *priv) |
| { |
| struct iwl_bt_coex_prio_table_cmd prio_tbl_cmd; |
| |
| memcpy(prio_tbl_cmd.prio_tbl, iwl_bt_prio_tbl, |
| sizeof(iwl_bt_prio_tbl)); |
| if (iwl_dvm_send_cmd_pdu(priv, |
| REPLY_BT_COEX_PRIO_TABLE, CMD_SYNC, |
| sizeof(prio_tbl_cmd), &prio_tbl_cmd)) |
| IWL_ERR(priv, "failed to send BT prio tbl command\n"); |
| } |
| |
| int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type) |
| { |
| struct iwl_bt_coex_prot_env_cmd env_cmd; |
| int ret; |
| |
| env_cmd.action = action; |
| env_cmd.type = type; |
| ret = iwl_dvm_send_cmd_pdu(priv, |
| REPLY_BT_COEX_PROT_ENV, CMD_SYNC, |
| sizeof(env_cmd), &env_cmd); |
| if (ret) |
| IWL_ERR(priv, "failed to send BT env command\n"); |
| return ret; |
| } |
| |
| |
| static int iwl_alive_notify(struct iwl_priv *priv) |
| { |
| struct iwl_rxon_context *ctx; |
| int ret; |
| |
| if (!priv->tx_cmd_pool) |
| priv->tx_cmd_pool = |
| kmem_cache_create("iwl_dev_cmd", |
| sizeof(struct iwl_device_cmd), |
| sizeof(void *), 0, NULL); |
| |
| if (!priv->tx_cmd_pool) |
| return -ENOMEM; |
| |
| iwl_trans_fw_alive(trans(priv)); |
| for_each_context(priv, ctx) |
| ctx->last_tx_rejected = false; |
| |
| ret = iwl_send_wimax_coex(priv); |
| if (ret) |
| return ret; |
| |
| if (!cfg(priv)->no_xtal_calib) { |
| ret = iwl_set_Xtal_calib(priv); |
| if (ret) |
| return ret; |
| } |
| |
| return iwl_send_calib_results(priv); |
| } |
| |
| |
| /** |
| * iwl_verify_inst_sparse - verify runtime uCode image in card vs. host, |
| * using sample data 100 bytes apart. If these sample points are good, |
| * it's a pretty good bet that everything between them is good, too. |
| */ |
| static int iwl_verify_inst_sparse(struct iwl_priv *priv, |
| const struct fw_desc *fw_desc) |
| { |
| __le32 *image = (__le32 *)fw_desc->v_addr; |
| u32 len = fw_desc->len; |
| u32 val; |
| u32 i; |
| |
| IWL_DEBUG_FW(priv, "ucode inst image size is %u\n", len); |
| |
| for (i = 0; i < len; i += 100, image += 100/sizeof(u32)) { |
| /* read data comes through single port, auto-incr addr */ |
| /* NOTE: Use the debugless read so we don't flood kernel log |
| * if IWL_DL_IO is set */ |
| iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR, |
| i + IWLAGN_RTC_INST_LOWER_BOUND); |
| val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); |
| if (val != le32_to_cpu(*image)) |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| static void iwl_print_mismatch_inst(struct iwl_priv *priv, |
| const struct fw_desc *fw_desc) |
| { |
| __le32 *image = (__le32 *)fw_desc->v_addr; |
| u32 len = fw_desc->len; |
| u32 val; |
| u32 offs; |
| int errors = 0; |
| |
| IWL_DEBUG_FW(priv, "ucode inst image size is %u\n", len); |
| |
| iwl_write_direct32(trans(priv), HBUS_TARG_MEM_RADDR, |
| IWLAGN_RTC_INST_LOWER_BOUND); |
| |
| for (offs = 0; |
| offs < len && errors < 20; |
| offs += sizeof(u32), image++) { |
| /* read data comes through single port, auto-incr addr */ |
| val = iwl_read32(trans(priv), HBUS_TARG_MEM_RDAT); |
| if (val != le32_to_cpu(*image)) { |
| IWL_ERR(priv, "uCode INST section at " |
| "offset 0x%x, is 0x%x, s/b 0x%x\n", |
| offs, val, le32_to_cpu(*image)); |
| errors++; |
| } |
| } |
| } |
| |
| /** |
| * iwl_verify_ucode - determine which instruction image is in SRAM, |
| * and verify its contents |
| */ |
| static int iwl_verify_ucode(struct iwl_priv *priv, |
| enum iwl_ucode_type ucode_type) |
| { |
| const struct fw_img *img = iwl_get_ucode_image(priv, ucode_type); |
| |
| if (!img) { |
| IWL_ERR(priv, "Invalid ucode requested (%d)\n", ucode_type); |
| return -EINVAL; |
| } |
| |
| if (!iwl_verify_inst_sparse(priv, &img->code)) { |
| IWL_DEBUG_FW(priv, "uCode is good in inst SRAM\n"); |
| return 0; |
| } |
| |
| IWL_ERR(priv, "UCODE IMAGE IN INSTRUCTION SRAM NOT VALID!!\n"); |
| |
| iwl_print_mismatch_inst(priv, &img->code); |
| return -EIO; |
| } |
| |
| struct iwl_alive_data { |
| bool valid; |
| u8 subtype; |
| }; |
| |
| static void iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, |
| struct iwl_rx_packet *pkt, |
| void *data) |
| { |
| struct iwl_priv *priv = |
| container_of(notif_wait, struct iwl_priv, notif_wait); |
| struct iwl_alive_data *alive_data = data; |
| struct iwl_alive_resp *palive; |
| |
| palive = (void *)pkt->data; |
| |
| IWL_DEBUG_FW(priv, "Alive ucode status 0x%08X revision " |
| "0x%01X 0x%01X\n", |
| palive->is_valid, palive->ver_type, |
| palive->ver_subtype); |
| |
| priv->shrd->device_pointers.error_event_table = |
| le32_to_cpu(palive->error_event_table_ptr); |
| priv->shrd->device_pointers.log_event_table = |
| le32_to_cpu(palive->log_event_table_ptr); |
| |
| alive_data->subtype = palive->ver_subtype; |
| alive_data->valid = palive->is_valid == UCODE_VALID_OK; |
| } |
| |
| #define UCODE_ALIVE_TIMEOUT HZ |
| #define UCODE_CALIB_TIMEOUT (2*HZ) |
| |
| int iwl_load_ucode_wait_alive(struct iwl_priv *priv, |
| enum iwl_ucode_type ucode_type) |
| { |
| struct iwl_notification_wait alive_wait; |
| struct iwl_alive_data alive_data; |
| const struct fw_img *fw; |
| int ret; |
| enum iwl_ucode_type old_type; |
| |
| old_type = priv->shrd->ucode_type; |
| priv->shrd->ucode_type = ucode_type; |
| fw = iwl_get_ucode_image(priv, ucode_type); |
| |
| if (!fw) |
| return -EINVAL; |
| |
| iwl_init_notification_wait(&priv->notif_wait, &alive_wait, REPLY_ALIVE, |
| iwl_alive_fn, &alive_data); |
| |
| ret = iwl_trans_start_fw(trans(priv), fw); |
| if (ret) { |
| priv->shrd->ucode_type = old_type; |
| iwl_remove_notification(&priv->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(&priv->notif_wait, &alive_wait, |
| UCODE_ALIVE_TIMEOUT); |
| if (ret) { |
| priv->shrd->ucode_type = old_type; |
| return ret; |
| } |
| |
| if (!alive_data.valid) { |
| IWL_ERR(priv, "Loaded ucode is not valid!\n"); |
| priv->shrd->ucode_type = old_type; |
| return -EIO; |
| } |
| |
| /* |
| * This step takes a long time (60-80ms!!) and |
| * WoWLAN image should be loaded quickly, so |
| * skip it for WoWLAN. |
| */ |
| if (ucode_type != IWL_UCODE_WOWLAN) { |
| ret = iwl_verify_ucode(priv, ucode_type); |
| if (ret) { |
| priv->shrd->ucode_type = old_type; |
| return ret; |
| } |
| |
| /* delay a bit to give rfkill time to run */ |
| msleep(5); |
| } |
| |
| ret = iwl_alive_notify(priv); |
| if (ret) { |
| IWL_WARN(priv, |
| "Could not complete ALIVE transition: %d\n", ret); |
| priv->shrd->ucode_type = old_type; |
| return ret; |
| } |
| |
| return 0; |
| } |
| |
| int iwl_run_init_ucode(struct iwl_priv *priv) |
| { |
| struct iwl_notification_wait calib_wait; |
| int ret; |
| |
| lockdep_assert_held(&priv->mutex); |
| |
| /* No init ucode required? Curious, but maybe ok */ |
| if (!priv->fw->ucode_init.code.len) |
| return 0; |
| |
| if (priv->shrd->ucode_type != IWL_UCODE_NONE) |
| return 0; |
| |
| iwl_init_notification_wait(&priv->notif_wait, &calib_wait, |
| CALIBRATION_COMPLETE_NOTIFICATION, |
| NULL, NULL); |
| |
| /* Will also start the device */ |
| ret = iwl_load_ucode_wait_alive(priv, IWL_UCODE_INIT); |
| if (ret) |
| goto error; |
| |
| ret = iwl_init_alive_start(priv); |
| if (ret) |
| goto error; |
| |
| /* |
| * Some things may run in the background now, but we |
| * just wait for the calibration complete notification. |
| */ |
| ret = iwl_wait_notification(&priv->notif_wait, &calib_wait, |
| UCODE_CALIB_TIMEOUT); |
| |
| goto out; |
| |
| error: |
| iwl_remove_notification(&priv->notif_wait, &calib_wait); |
| out: |
| /* Whatever happened, stop the device */ |
| iwl_trans_stop_device(trans(priv)); |
| return ret; |
| } |