cachepc-linux

qmi.c (82982B)

// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
 * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
 */

#include <linux/elf.h>

#include "qmi.h"
#include "core.h"
#include "debug.h"
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/ioport.h>
#include <linux/firmware.h>
#include <linux/of_device.h>
#include <linux/of_irq.h>

#define SLEEP_CLOCK_SELECT_INTERNAL_BIT	0x02
#define HOST_CSTATE_BIT			0x04
#define PLATFORM_CAP_PCIE_GLOBAL_RESET	0x08

#define FW_BUILD_ID_MASK "QC_IMAGE_VERSION_STRING="

bool ath11k_cold_boot_cal = 1;
EXPORT_SYMBOL(ath11k_cold_boot_cal);
module_param_named(cold_boot_cal, ath11k_cold_boot_cal, bool, 0644);
MODULE_PARM_DESC(cold_boot_cal,
		 "Decrease the channel switch time but increase the driver load time (Default: true)");

static struct qmi_elem_info qmi_wlanfw_host_cap_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   num_clients_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   num_clients),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   wake_msi_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   wake_msi),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   gpios_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   gpios_len),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= QMI_WLFW_MAX_NUM_GPIO_V01,
		.elem_size	= sizeof(u32),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   gpios),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   nm_modem_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   nm_modem),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   bdf_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   bdf_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   bdf_cache_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   bdf_cache_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x16,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   m3_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x16,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   m3_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x17,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   m3_cache_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x17,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   m3_cache_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x18,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_filesys_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x18,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_filesys_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x19,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_cache_support_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x19,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_cache_support),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1A,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_done_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1A,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   cal_done),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1B,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   mem_bucket_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1B,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   mem_bucket),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1C,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   mem_cfg_mode_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1C,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_req_msg_v01,
					   mem_cfg_mode),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_host_cap_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_host_cap_resp_msg_v01, resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_ind_register_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_ready_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_ready_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   initiate_cal_download_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   initiate_cal_download_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   initiate_cal_update_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   initiate_cal_update_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   msa_ready_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   msa_ready_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   pin_connect_result_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   pin_connect_result_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   client_id_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   client_id),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x16,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   request_mem_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x16,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   request_mem_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x17,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_mem_ready_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x17,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_mem_ready_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x18,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_init_done_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x18,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   fw_init_done_enable),
	},

	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x19,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   rejuvenate_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x19,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   rejuvenate_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1A,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   xo_cal_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1A,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   xo_cal_enable),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1B,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   cal_done_enable_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x1B,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_req_msg_v01,
					   cal_done_enable),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_ind_register_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_resp_msg_v01,
					   fw_status_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_8_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u64),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_ind_register_resp_msg_v01,
					   fw_status),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_mem_cfg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_8_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u64),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_cfg_s_v01, offset),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_cfg_s_v01, size),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_cfg_s_v01, secure_flag),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_mem_seg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_s_v01,
				  size),
	},
	{
		.data_type	= QMI_SIGNED_4_BYTE_ENUM,
		.elem_len	= 1,
		.elem_size	= sizeof(enum qmi_wlanfw_mem_type_enum_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_s_v01, type),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_s_v01, mem_cfg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= QMI_WLANFW_MAX_NUM_MEM_CFG_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_mem_cfg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_s_v01, mem_cfg),
		.ei_array	= qmi_wlanfw_mem_cfg_s_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_request_mem_ind_msg_v01_ei[] = {
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_request_mem_ind_msg_v01,
					   mem_seg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_mem_seg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_request_mem_ind_msg_v01,
					   mem_seg),
		.ei_array	= qmi_wlanfw_mem_seg_s_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_mem_seg_resp_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_8_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u64),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_resp_s_v01, addr),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_resp_s_v01, size),
	},
	{
		.data_type	= QMI_SIGNED_4_BYTE_ENUM,
		.elem_len	= 1,
		.elem_size	= sizeof(enum qmi_wlanfw_mem_type_enum_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_resp_s_v01, type),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_mem_seg_resp_s_v01, restore),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_respond_mem_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_respond_mem_req_msg_v01,
					   mem_seg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_mem_seg_resp_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_respond_mem_req_msg_v01,
					   mem_seg),
		.ei_array	= qmi_wlanfw_mem_seg_resp_s_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_respond_mem_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_respond_mem_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_cap_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_device_info_req_msg_v01_ei[] = {
	{
		.data_type      = QMI_EOTI,
		.array_type     = NO_ARRAY,
		.tlv_type       = QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlfw_device_info_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_device_info_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_device_info_resp_msg_v01,
					   bar_addr_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_8_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u64),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_device_info_resp_msg_v01,
					   bar_addr),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_device_info_resp_msg_v01,
					   bar_size_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_device_info_resp_msg_v01,
					   bar_size),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_rf_chip_info_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_rf_chip_info_s_v01,
					   chip_id),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_rf_chip_info_s_v01,
					   chip_family),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_rf_board_info_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_rf_board_info_s_v01,
					   board_id),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_soc_info_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_soc_info_s_v01, soc_id),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_fw_version_info_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_fw_version_info_s_v01,
					   fw_version),
	},
	{
		.data_type	= QMI_STRING,
		.elem_len	= ATH11K_QMI_WLANFW_MAX_TIMESTAMP_LEN_V01 + 1,
		.elem_size	= sizeof(char),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_fw_version_info_s_v01,
					   fw_build_timestamp),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_cap_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01, resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   chip_info_valid),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_wlanfw_rf_chip_info_s_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   chip_info),
		.ei_array	= qmi_wlanfw_rf_chip_info_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   board_info_valid),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_wlanfw_rf_board_info_s_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   board_info),
		.ei_array	= qmi_wlanfw_rf_board_info_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   soc_info_valid),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_wlanfw_soc_info_s_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   soc_info),
		.ei_array	= qmi_wlanfw_soc_info_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   fw_version_info_valid),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_wlanfw_fw_version_info_s_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   fw_version_info),
		.ei_array	= qmi_wlanfw_fw_version_info_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   fw_build_id_valid),
	},
	{
		.data_type	= QMI_STRING,
		.elem_len	= ATH11K_QMI_WLANFW_MAX_BUILD_ID_LEN_V01 + 1,
		.elem_size	= sizeof(char),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   fw_build_id),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   num_macs_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   num_macs),
	},
	{
		.data_type      = QMI_OPT_FLAG,
		.elem_len       = 1,
		.elem_size      = sizeof(u8),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x16,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   voltage_mv_valid),
	},
	{
		.data_type      = QMI_UNSIGNED_4_BYTE,
		.elem_len       = 1,
		.elem_size      = sizeof(u32),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x16,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   voltage_mv),
	},
	{
		.data_type      = QMI_OPT_FLAG,
		.elem_len       = 1,
		.elem_size      = sizeof(u8),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x17,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   time_freq_hz_valid),
	},
	{
		.data_type      = QMI_UNSIGNED_4_BYTE,
		.elem_len       = 1,
		.elem_size      = sizeof(u32),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x17,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   time_freq_hz),
	},
	{
		.data_type      = QMI_OPT_FLAG,
		.elem_len       = 1,
		.elem_size      = sizeof(u8),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x18,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   otp_version_valid),
	},
	{
		.data_type      = QMI_UNSIGNED_4_BYTE,
		.elem_len       = 1,
		.elem_size      = sizeof(u32),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x18,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   otp_version),
	},
	{
		.data_type      = QMI_OPT_FLAG,
		.elem_len       = 1,
		.elem_size      = sizeof(u8),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x19,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   eeprom_read_timeout_valid),
	},
	{
		.data_type      = QMI_UNSIGNED_4_BYTE,
		.elem_len       = 1,
		.elem_size      = sizeof(u32),
		.array_type     = NO_ARRAY,
		.tlv_type       = 0x19,
		.offset         = offsetof(struct qmi_wlanfw_cap_resp_msg_v01,
					   eeprom_read_timeout),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_bdf_download_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   valid),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   file_id_valid),
	},
	{
		.data_type	= QMI_SIGNED_4_BYTE_ENUM,
		.elem_len	= 1,
		.elem_size	= sizeof(enum qmi_wlanfw_cal_temp_id_enum_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   file_id),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   total_size_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   total_size),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   seg_id_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   seg_id),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   data_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u16),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   data_len),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= QMI_WLANFW_MAX_DATA_SIZE_V01,
		.elem_size	= sizeof(u8),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   data),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   end_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   end),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   bdf_type_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x15,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_req_msg_v01,
					   bdf_type),
	},

	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_bdf_download_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_bdf_download_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_m3_info_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_8_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u64),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_m3_info_req_msg_v01, addr),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_m3_info_req_msg_v01, size),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_m3_info_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_m3_info_resp_msg_v01, resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_ce_tgt_pipe_cfg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01,
					   pipe_num),
	},
	{
		.data_type	= QMI_SIGNED_4_BYTE_ENUM,
		.elem_len	= 1,
		.elem_size	= sizeof(enum qmi_wlanfw_pipedir_enum_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01,
					   pipe_dir),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01,
					   nentries),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01,
					   nbytes_max),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01,
					   flags),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_ce_svc_pipe_cfg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01,
					   service_id),
	},
	{
		.data_type	= QMI_SIGNED_4_BYTE_ENUM,
		.elem_len	= 1,
		.elem_size	= sizeof(enum qmi_wlanfw_pipedir_enum_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01,
					   pipe_dir),
	},
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01,
					   pipe_num),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_shadow_reg_cfg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_2_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u16),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_shadow_reg_cfg_s_v01, id),
	},
	{
		.data_type	= QMI_UNSIGNED_2_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u16),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_shadow_reg_cfg_s_v01,
					   offset),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_shadow_reg_v2_cfg_s_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0,
		.offset		= offsetof(struct qmi_wlanfw_shadow_reg_v2_cfg_s_v01,
					   addr),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_mode_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_UNSIGNED_4_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u32),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x01,
		.offset		= offsetof(struct qmi_wlanfw_wlan_mode_req_msg_v01,
					   mode),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_mode_req_msg_v01,
					   hw_debug_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_mode_req_msg_v01,
					   hw_debug),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_mode_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_wlan_mode_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_cfg_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   host_version_valid),
	},
	{
		.data_type	= QMI_STRING,
		.elem_len	= QMI_WLANFW_MAX_STR_LEN_V01 + 1,
		.elem_size	= sizeof(char),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   host_version),
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   tgt_cfg_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   tgt_cfg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= QMI_WLANFW_MAX_NUM_CE_V01,
		.elem_size	= sizeof(
				struct qmi_wlanfw_ce_tgt_pipe_cfg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x11,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   tgt_cfg),
		.ei_array	= qmi_wlanfw_ce_tgt_pipe_cfg_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   svc_cfg_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   svc_cfg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= QMI_WLANFW_MAX_NUM_SVC_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_ce_svc_pipe_cfg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x12,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   svc_cfg),
		.ei_array	= qmi_wlanfw_ce_svc_pipe_cfg_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= QMI_WLANFW_MAX_NUM_SHADOW_REG_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_shadow_reg_cfg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x13,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg),
		.ei_array	= qmi_wlanfw_shadow_reg_cfg_s_v01_ei,
	},
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg_v2_valid),
	},
	{
		.data_type	= QMI_DATA_LEN,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg_v2_len),
	},
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= QMI_WLANFW_MAX_NUM_SHADOW_REG_V2_V01,
		.elem_size	= sizeof(struct qmi_wlanfw_shadow_reg_v2_cfg_s_v01),
		.array_type	= VAR_LEN_ARRAY,
		.tlv_type	= 0x14,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_req_msg_v01,
					   shadow_reg_v2),
		.ei_array	= qmi_wlanfw_shadow_reg_v2_cfg_s_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_cfg_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_wlan_cfg_resp_msg_v01, resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_mem_ready_ind_msg_v01_ei[] = {
	{
		.data_type = QMI_EOTI,
		.array_type = NO_ARRAY,
	},
};

static struct qmi_elem_info qmi_wlanfw_fw_ready_ind_msg_v01_ei[] = {
	{
		.data_type = QMI_EOTI,
		.array_type = NO_ARRAY,
	},
};

static struct qmi_elem_info qmi_wlanfw_cold_boot_cal_done_ind_msg_v01_ei[] = {
	{
		.data_type = QMI_EOTI,
		.array_type = NO_ARRAY,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_ini_req_msg_v01_ei[] = {
	{
		.data_type	= QMI_OPT_FLAG,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_ini_req_msg_v01,
					   enablefwlog_valid),
	},
	{
		.data_type	= QMI_UNSIGNED_1_BYTE,
		.elem_len	= 1,
		.elem_size	= sizeof(u8),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x10,
		.offset		= offsetof(struct qmi_wlanfw_wlan_ini_req_msg_v01,
					   enablefwlog),
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static struct qmi_elem_info qmi_wlanfw_wlan_ini_resp_msg_v01_ei[] = {
	{
		.data_type	= QMI_STRUCT,
		.elem_len	= 1,
		.elem_size	= sizeof(struct qmi_response_type_v01),
		.array_type	= NO_ARRAY,
		.tlv_type	= 0x02,
		.offset		= offsetof(struct qmi_wlanfw_wlan_ini_resp_msg_v01,
					   resp),
		.ei_array	= qmi_response_type_v01_ei,
	},
	{
		.data_type	= QMI_EOTI,
		.array_type	= NO_ARRAY,
		.tlv_type	= QMI_COMMON_TLV_TYPE,
	},
};

static int ath11k_qmi_host_cap_send(struct ath11k_base *ab)
{
	struct qmi_wlanfw_host_cap_req_msg_v01 req;
	struct qmi_wlanfw_host_cap_resp_msg_v01 resp;
	struct qmi_txn txn;
	int ret = 0;

	memset(&req, 0, sizeof(req));
	memset(&resp, 0, sizeof(resp));

	req.num_clients_valid = 1;
	req.num_clients = 1;
	req.mem_cfg_mode = ab->qmi.target_mem_mode;
	req.mem_cfg_mode_valid = 1;
	req.bdf_support_valid = 1;
	req.bdf_support = 1;

	if (ab->hw_params.m3_fw_support) {
		req.m3_support_valid = 1;
		req.m3_support = 1;
		req.m3_cache_support_valid = 1;
		req.m3_cache_support = 1;
	} else {
		req.m3_support_valid = 0;
		req.m3_support = 0;
		req.m3_cache_support_valid = 0;
		req.m3_cache_support = 0;
	}

	req.cal_done_valid = 1;
	req.cal_done = ab->qmi.cal_done;

	if (ab->hw_params.internal_sleep_clock) {
		req.nm_modem_valid = 1;

		/* Notify firmware that this is non-qualcomm platform. */
		req.nm_modem |= HOST_CSTATE_BIT;

		/* Notify firmware about the sleep clock selection,
		 * nm_modem_bit[1] is used for this purpose. Host driver on
		 * non-qualcomm platforms should select internal sleep
		 * clock.
		 */
		req.nm_modem |= SLEEP_CLOCK_SELECT_INTERNAL_BIT;
	}

	if (ab->hw_params.global_reset)
		req.nm_modem |= PLATFORM_CAP_PCIE_GLOBAL_RESET;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi host cap request\n");

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_host_cap_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_HOST_CAP_REQ_V01,
			       QMI_WLANFW_HOST_CAP_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_host_cap_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send host capability request: %d\n", ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0)
		goto out;

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "host capability request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

out:
	return ret;
}

static int ath11k_qmi_fw_ind_register_send(struct ath11k_base *ab)
{
	struct qmi_wlanfw_ind_register_req_msg_v01 *req;
	struct qmi_wlanfw_ind_register_resp_msg_v01 *resp;
	struct qmi_handle *handle = &ab->qmi.handle;
	struct qmi_txn txn;
	int ret;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	resp = kzalloc(sizeof(*resp), GFP_KERNEL);
	if (!resp) {
		ret = -ENOMEM;
		goto resp_out;
	}

	req->client_id_valid = 1;
	req->client_id = QMI_WLANFW_CLIENT_ID;
	req->fw_ready_enable_valid = 1;
	req->fw_ready_enable = 1;
	req->cal_done_enable_valid = 1;
	req->cal_done_enable = 1;
	req->fw_init_done_enable_valid = 1;
	req->fw_init_done_enable = 1;

	req->pin_connect_result_enable_valid = 0;
	req->pin_connect_result_enable = 0;

	/* WCN6750 doesn't request for DDR memory via QMI,
	 * instead it uses a fixed 12MB reserved memory
	 * region in DDR.
	 */
	if (!ab->hw_params.fixed_fw_mem) {
		req->request_mem_enable_valid = 1;
		req->request_mem_enable = 1;
		req->fw_mem_ready_enable_valid = 1;
		req->fw_mem_ready_enable = 1;
	}

	ret = qmi_txn_init(handle, &txn,
			   qmi_wlanfw_ind_register_resp_msg_v01_ei, resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi indication register request\n");

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_IND_REGISTER_REQ_V01,
			       QMI_WLANFW_IND_REGISTER_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_ind_register_req_msg_v01_ei, req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send indication register request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to register fw indication: %d\n", ret);
		goto out;
	}

	if (resp->resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "firmware indication register request failed: %d %d\n",
			    resp->resp.result, resp->resp.error);
		ret = -EINVAL;
		goto out;
	}

out:
	kfree(resp);
resp_out:
	kfree(req);
	return ret;
}

static int ath11k_qmi_respond_fw_mem_request(struct ath11k_base *ab)
{
	struct qmi_wlanfw_respond_mem_req_msg_v01 *req;
	struct qmi_wlanfw_respond_mem_resp_msg_v01 resp;
	struct qmi_txn txn;
	int ret = 0, i;
	bool delayed;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	memset(&resp, 0, sizeof(resp));

	/* For QCA6390 by default FW requests a block of ~4M contiguous
	 * DMA memory, it's hard to allocate from OS. So host returns
	 * failure to FW and FW will then request mulitple blocks of small
	 * chunk size memory.
	 */
	if (!(ab->hw_params.fixed_mem_region ||
	      test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) &&
	      ab->qmi.target_mem_delayed) {
		delayed = true;
		ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi delays mem_request %d\n",
			   ab->qmi.mem_seg_count);
		memset(req, 0, sizeof(*req));
	} else {
		delayed = false;
		req->mem_seg_len = ab->qmi.mem_seg_count;

		for (i = 0; i < req->mem_seg_len ; i++) {
			req->mem_seg[i].addr = ab->qmi.target_mem[i].paddr;
			req->mem_seg[i].size = ab->qmi.target_mem[i].size;
			req->mem_seg[i].type = ab->qmi.target_mem[i].type;
			ath11k_dbg(ab, ATH11K_DBG_QMI,
				   "qmi req mem_seg[%d] %pad %u %u\n", i,
				    &ab->qmi.target_mem[i].paddr,
				    ab->qmi.target_mem[i].size,
				    ab->qmi.target_mem[i].type);
		}
	}

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_respond_mem_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi respond memory request delayed %i\n",
		   delayed);

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_RESPOND_MEM_REQ_V01,
			       QMI_WLANFW_RESPOND_MEM_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_respond_mem_req_msg_v01_ei, req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to respond qmi memory request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to wait qmi memory request: %d\n", ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		/* the error response is expected when
		 * target_mem_delayed is true.
		 */
		if (delayed && resp.resp.error == 0)
			goto out;

		ath11k_warn(ab, "qmi respond memory request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}
out:
	kfree(req);
	return ret;
}

static void ath11k_qmi_free_target_mem_chunk(struct ath11k_base *ab)
{
	int i;

	for (i = 0; i < ab->qmi.mem_seg_count; i++) {
		if ((ab->hw_params.fixed_mem_region ||
		     test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) &&
		     ab->qmi.target_mem[i].iaddr)
			iounmap(ab->qmi.target_mem[i].iaddr);

		if (!ab->qmi.target_mem[i].vaddr)
			continue;

		dma_free_coherent(ab->dev,
				  ab->qmi.target_mem[i].size,
				  ab->qmi.target_mem[i].vaddr,
				  ab->qmi.target_mem[i].paddr);
		ab->qmi.target_mem[i].vaddr = NULL;
	}
}

static int ath11k_qmi_alloc_target_mem_chunk(struct ath11k_base *ab)
{
	int i;
	struct target_mem_chunk *chunk;

	ab->qmi.target_mem_delayed = false;

	for (i = 0; i < ab->qmi.mem_seg_count; i++) {
		chunk = &ab->qmi.target_mem[i];

		/* Firmware reloads in coldboot/firmware recovery.
		 * in such case, no need to allocate memory for FW again.
		 */
		if (chunk->vaddr) {
			if (chunk->prev_type == chunk->type ||
			    chunk->prev_size == chunk->size)
				continue;

			/* cannot reuse the existing chunk */
			dma_free_coherent(ab->dev, chunk->size,
					  chunk->vaddr, chunk->paddr);
			chunk->vaddr = NULL;
		}

		chunk->vaddr = dma_alloc_coherent(ab->dev,
						  chunk->size,
						  &chunk->paddr,
						  GFP_KERNEL | __GFP_NOWARN);
		if (!chunk->vaddr) {
			if (ab->qmi.mem_seg_count <= ATH11K_QMI_FW_MEM_REQ_SEGMENT_CNT) {
				ath11k_dbg(ab, ATH11K_DBG_QMI,
					   "qmi dma allocation failed (%d B type %u), will try later with small size\n",
					    chunk->size,
					    chunk->type);
				ath11k_qmi_free_target_mem_chunk(ab);
				ab->qmi.target_mem_delayed = true;
				return 0;
			}

			ath11k_err(ab, "failed to allocate dma memory for qmi (%d B type %u)\n",
				   chunk->size,
				   chunk->type);
			return -EINVAL;
		}
		chunk->prev_type = chunk->type;
		chunk->prev_size = chunk->size;
	}

	return 0;
}

static int ath11k_qmi_assign_target_mem_chunk(struct ath11k_base *ab)
{
	struct device *dev = ab->dev;
	struct device_node *hremote_node = NULL;
	struct resource res;
	u32 host_ddr_sz;
	int i, idx, ret;

	for (i = 0, idx = 0; i < ab->qmi.mem_seg_count; i++) {
		switch (ab->qmi.target_mem[i].type) {
		case HOST_DDR_REGION_TYPE:
			hremote_node = of_parse_phandle(dev->of_node, "memory-region", 0);
			if (!hremote_node) {
				ath11k_dbg(ab, ATH11K_DBG_QMI,
					   "qmi fail to get hremote_node\n");
				return -ENODEV;
			}

			ret = of_address_to_resource(hremote_node, 0, &res);
			of_node_put(hremote_node);
			if (ret) {
				ath11k_dbg(ab, ATH11K_DBG_QMI,
					   "qmi fail to get reg from hremote\n");
				return ret;
			}

			if (res.end - res.start + 1 < ab->qmi.target_mem[i].size) {
				ath11k_dbg(ab, ATH11K_DBG_QMI,
					   "qmi fail to assign memory of sz\n");
				return -EINVAL;
			}

			ab->qmi.target_mem[idx].paddr = res.start;
			ab->qmi.target_mem[idx].iaddr =
				ioremap(ab->qmi.target_mem[idx].paddr,
					ab->qmi.target_mem[i].size);
			ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size;
			host_ddr_sz = ab->qmi.target_mem[i].size;
			ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type;
			idx++;
			break;
		case BDF_MEM_REGION_TYPE:
			ab->qmi.target_mem[idx].paddr = ab->hw_params.bdf_addr;
			ab->qmi.target_mem[idx].vaddr = NULL;
			ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size;
			ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type;
			idx++;
			break;
		case CALDB_MEM_REGION_TYPE:
			if (ab->qmi.target_mem[i].size > ATH11K_QMI_CALDB_SIZE) {
				ath11k_warn(ab, "qmi mem size is low to load caldata\n");
				return -EINVAL;
			}

			if (ath11k_cold_boot_cal && ab->hw_params.cold_boot_calib) {
				if (hremote_node) {
					ab->qmi.target_mem[idx].paddr =
							res.start + host_ddr_sz;
					ab->qmi.target_mem[idx].iaddr =
						ioremap(ab->qmi.target_mem[idx].paddr,
							ab->qmi.target_mem[i].size);
				} else {
					ab->qmi.target_mem[idx].paddr =
						ATH11K_QMI_CALDB_ADDRESS;
				}
			} else {
				ab->qmi.target_mem[idx].paddr = 0;
				ab->qmi.target_mem[idx].vaddr = NULL;
			}
			ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size;
			ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type;
			idx++;
			break;
		default:
			ath11k_warn(ab, "qmi ignore invalid mem req type %d\n",
				    ab->qmi.target_mem[i].type);
			break;
		}
	}
	ab->qmi.mem_seg_count = idx;

	return 0;
}

static int ath11k_qmi_request_device_info(struct ath11k_base *ab)
{
	struct qmi_wlanfw_device_info_req_msg_v01 req = {};
	struct qmi_wlanfw_device_info_resp_msg_v01 resp = {};
	struct qmi_txn txn;
	void __iomem *bar_addr_va;
	int ret;

	/* device info message req is only sent for hybrid bus devices */
	if (!ab->hw_params.hybrid_bus_type)
		return 0;

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlfw_device_info_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_DEVICE_INFO_REQ_V01,
			       QMI_WLANFW_DEVICE_INFO_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_device_info_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send qmi target device info request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to wait qmi target device info request: %d\n",
			    ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "qmi device info request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (!resp.bar_addr_valid || !resp.bar_size_valid) {
		ath11k_warn(ab, "qmi device info response invalid: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (!resp.bar_addr ||
	    resp.bar_size != ATH11K_QMI_DEVICE_BAR_SIZE) {
		ath11k_warn(ab, "qmi device info invalid address and size: %llu %u\n",
			    resp.bar_addr, resp.bar_size);
		ret = -EINVAL;
		goto out;
	}

	bar_addr_va = devm_ioremap(ab->dev, resp.bar_addr, resp.bar_size);

	if (!bar_addr_va) {
		ath11k_warn(ab, "qmi device info ioremap failed\n");
		ab->mem_len = 0;
		ret = -EIO;
		goto out;
	}

	ab->mem = bar_addr_va;
	ab->mem_len = resp.bar_size;

	return 0;
out:
	return ret;
}

static int ath11k_qmi_request_target_cap(struct ath11k_base *ab)
{
	struct qmi_wlanfw_cap_req_msg_v01 req;
	struct qmi_wlanfw_cap_resp_msg_v01 resp;
	struct qmi_txn txn;
	int ret = 0;
	int r;
	char *fw_build_id;
	int fw_build_id_mask_len;

	memset(&req, 0, sizeof(req));
	memset(&resp, 0, sizeof(resp));

	ret = qmi_txn_init(&ab->qmi.handle, &txn, qmi_wlanfw_cap_resp_msg_v01_ei,
			   &resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi target cap request\n");

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_CAP_REQ_V01,
			       QMI_WLANFW_CAP_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_cap_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send qmi cap request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to wait qmi cap request: %d\n", ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "qmi cap request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

	if (resp.chip_info_valid) {
		ab->qmi.target.chip_id = resp.chip_info.chip_id;
		ab->qmi.target.chip_family = resp.chip_info.chip_family;
	}

	if (resp.board_info_valid)
		ab->qmi.target.board_id = resp.board_info.board_id;
	else
		ab->qmi.target.board_id = 0xFF;

	if (resp.soc_info_valid)
		ab->qmi.target.soc_id = resp.soc_info.soc_id;

	if (resp.fw_version_info_valid) {
		ab->qmi.target.fw_version = resp.fw_version_info.fw_version;
		strlcpy(ab->qmi.target.fw_build_timestamp,
			resp.fw_version_info.fw_build_timestamp,
			sizeof(ab->qmi.target.fw_build_timestamp));
	}

	if (resp.fw_build_id_valid)
		strlcpy(ab->qmi.target.fw_build_id, resp.fw_build_id,
			sizeof(ab->qmi.target.fw_build_id));

	if (resp.eeprom_read_timeout_valid) {
		ab->qmi.target.eeprom_caldata =
					resp.eeprom_read_timeout;
		ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi cal data supported from eeprom\n");
	}

	fw_build_id = ab->qmi.target.fw_build_id;
	fw_build_id_mask_len = strlen(FW_BUILD_ID_MASK);
	if (!strncmp(fw_build_id, FW_BUILD_ID_MASK, fw_build_id_mask_len))
		fw_build_id = fw_build_id + fw_build_id_mask_len;

	ath11k_info(ab, "chip_id 0x%x chip_family 0x%x board_id 0x%x soc_id 0x%x\n",
		    ab->qmi.target.chip_id, ab->qmi.target.chip_family,
		    ab->qmi.target.board_id, ab->qmi.target.soc_id);

	ath11k_info(ab, "fw_version 0x%x fw_build_timestamp %s fw_build_id %s",
		    ab->qmi.target.fw_version,
		    ab->qmi.target.fw_build_timestamp,
		    fw_build_id);

	r = ath11k_core_check_smbios(ab);
	if (r)
		ath11k_dbg(ab, ATH11K_DBG_QMI, "SMBIOS bdf variant name not set.\n");

	r = ath11k_core_check_dt(ab);
	if (r)
		ath11k_dbg(ab, ATH11K_DBG_QMI, "DT bdf variant name not set.\n");

out:
	return ret;
}

static int ath11k_qmi_load_file_target_mem(struct ath11k_base *ab,
					   const u8 *data, u32 len, u8 type)
{
	struct qmi_wlanfw_bdf_download_req_msg_v01 *req;
	struct qmi_wlanfw_bdf_download_resp_msg_v01 resp;
	struct qmi_txn txn;
	const u8 *temp = data;
	void __iomem *bdf_addr = NULL;
	int ret;
	u32 remaining = len;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	memset(&resp, 0, sizeof(resp));

	if (ab->hw_params.fixed_bdf_addr) {
		bdf_addr = ioremap(ab->hw_params.bdf_addr, ab->hw_params.fw.board_size);
		if (!bdf_addr) {
			ath11k_warn(ab, "qmi ioremap error for bdf_addr\n");
			ret = -EIO;
			goto err_free_req;
		}
	}

	while (remaining) {
		req->valid = 1;
		req->file_id_valid = 1;
		req->file_id = ab->qmi.target.board_id;
		req->total_size_valid = 1;
		req->total_size = remaining;
		req->seg_id_valid = 1;
		req->data_valid = 1;
		req->bdf_type = type;
		req->bdf_type_valid = 1;
		req->end_valid = 1;
		req->end = 0;

		if (remaining > QMI_WLANFW_MAX_DATA_SIZE_V01) {
			req->data_len = QMI_WLANFW_MAX_DATA_SIZE_V01;
		} else {
			req->data_len = remaining;
			req->end = 1;
		}

		if (ab->hw_params.fixed_bdf_addr ||
		    type == ATH11K_QMI_FILE_TYPE_EEPROM) {
			req->data_valid = 0;
			req->end = 1;
			req->data_len = ATH11K_QMI_MAX_BDF_FILE_NAME_SIZE;
		} else {
			memcpy(req->data, temp, req->data_len);
		}

		if (ab->hw_params.fixed_bdf_addr) {
			if (type == ATH11K_QMI_FILE_TYPE_CALDATA)
				bdf_addr += ab->hw_params.fw.cal_offset;

			memcpy_toio(bdf_addr, temp, len);
		}

		ret = qmi_txn_init(&ab->qmi.handle, &txn,
				   qmi_wlanfw_bdf_download_resp_msg_v01_ei,
				   &resp);
		if (ret < 0)
			goto err_iounmap;

		ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi bdf download req fixed addr type %d\n",
			   type);

		ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
				       QMI_WLANFW_BDF_DOWNLOAD_REQ_V01,
				       QMI_WLANFW_BDF_DOWNLOAD_REQ_MSG_V01_MAX_LEN,
				       qmi_wlanfw_bdf_download_req_msg_v01_ei, req);
		if (ret < 0) {
			qmi_txn_cancel(&txn);
			goto err_iounmap;
		}

		ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
		if (ret < 0) {
			ath11k_warn(ab, "failed to wait board file download request: %d\n",
				    ret);
			goto err_iounmap;
		}

		if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
			ath11k_warn(ab, "board file download request failed: %d %d\n",
				    resp.resp.result, resp.resp.error);
			ret = -EINVAL;
			goto err_iounmap;
		}

		if (ab->hw_params.fixed_bdf_addr ||
		    type == ATH11K_QMI_FILE_TYPE_EEPROM) {
			remaining = 0;
		} else {
			remaining -= req->data_len;
			temp += req->data_len;
			req->seg_id++;
			ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi bdf download request remaining %i\n",
				   remaining);
		}
	}

err_iounmap:
	if (ab->hw_params.fixed_bdf_addr)
		iounmap(bdf_addr);

err_free_req:
	kfree(req);

	return ret;
}

static int ath11k_qmi_load_bdf_qmi(struct ath11k_base *ab,
				   bool regdb)
{
	struct device *dev = ab->dev;
	char filename[ATH11K_QMI_MAX_BDF_FILE_NAME_SIZE];
	const struct firmware *fw_entry;
	struct ath11k_board_data bd;
	u32 fw_size, file_type;
	int ret = 0, bdf_type;
	const u8 *tmp;

	memset(&bd, 0, sizeof(bd));

	if (regdb) {
		ret = ath11k_core_fetch_regdb(ab, &bd);
	} else {
		ret = ath11k_core_fetch_bdf(ab, &bd);
		if (ret)
			ath11k_warn(ab, "qmi failed to fetch board file: %d\n", ret);
	}

	if (ret)
		goto out;

	if (regdb)
		bdf_type = ATH11K_QMI_BDF_TYPE_REGDB;
	else if (bd.len >= SELFMAG && memcmp(bd.data, ELFMAG, SELFMAG) == 0)
		bdf_type = ATH11K_QMI_BDF_TYPE_ELF;
	else
		bdf_type = ATH11K_QMI_BDF_TYPE_BIN;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi bdf_type %d\n", bdf_type);

	fw_size = min_t(u32, ab->hw_params.fw.board_size, bd.len);

	ret = ath11k_qmi_load_file_target_mem(ab, bd.data, fw_size, bdf_type);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to load bdf file\n");
		goto out;
	}

	/* QCA6390/WCN6855 does not support cal data, skip it */
	if (bdf_type == ATH11K_QMI_BDF_TYPE_ELF || bdf_type == ATH11K_QMI_BDF_TYPE_REGDB)
		goto out;

	if (ab->qmi.target.eeprom_caldata) {
		file_type = ATH11K_QMI_FILE_TYPE_EEPROM;
		tmp = filename;
		fw_size = ATH11K_QMI_MAX_BDF_FILE_NAME_SIZE;
	} else {
		file_type = ATH11K_QMI_FILE_TYPE_CALDATA;

		/* cal-<bus>-<id>.bin */
		snprintf(filename, sizeof(filename), "cal-%s-%s.bin",
			 ath11k_bus_str(ab->hif.bus), dev_name(dev));
		fw_entry = ath11k_core_firmware_request(ab, filename);
		if (!IS_ERR(fw_entry))
			goto success;

		fw_entry = ath11k_core_firmware_request(ab, ATH11K_DEFAULT_CAL_FILE);
		if (IS_ERR(fw_entry)) {
			ret = PTR_ERR(fw_entry);
			ath11k_warn(ab,
				    "qmi failed to load CAL data file:%s\n",
				    filename);
			goto out;
		}
success:
		fw_size = min_t(u32, ab->hw_params.fw.board_size, fw_entry->size);
		tmp = fw_entry->data;
	}

	ret = ath11k_qmi_load_file_target_mem(ab, tmp, fw_size, file_type);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to load caldata\n");
		goto out_qmi_cal;
	}

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi caldata type: %u\n", file_type);

out_qmi_cal:
	if (!ab->qmi.target.eeprom_caldata)
		release_firmware(fw_entry);
out:
	ath11k_core_free_bdf(ab, &bd);
	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi BDF download sequence completed\n");

	return ret;
}

static int ath11k_qmi_m3_load(struct ath11k_base *ab)
{
	struct m3_mem_region *m3_mem = &ab->qmi.m3_mem;
	const struct firmware *fw;
	char path[100];
	int ret;

	fw = ath11k_core_firmware_request(ab, ATH11K_M3_FILE);
	if (IS_ERR(fw)) {
		ret = PTR_ERR(fw);
		ath11k_core_create_firmware_path(ab, ATH11K_M3_FILE,
						 path, sizeof(path));
		ath11k_err(ab, "failed to load %s: %d\n", path, ret);
		return ret;
	}

	if (m3_mem->vaddr || m3_mem->size)
		goto skip_m3_alloc;

	m3_mem->vaddr = dma_alloc_coherent(ab->dev,
					   fw->size, &m3_mem->paddr,
					   GFP_KERNEL);
	if (!m3_mem->vaddr) {
		ath11k_err(ab, "failed to allocate memory for M3 with size %zu\n",
			   fw->size);
		release_firmware(fw);
		return -ENOMEM;
	}

skip_m3_alloc:
	memcpy(m3_mem->vaddr, fw->data, fw->size);
	m3_mem->size = fw->size;
	release_firmware(fw);

	return 0;
}

static void ath11k_qmi_m3_free(struct ath11k_base *ab)
{
	struct m3_mem_region *m3_mem = &ab->qmi.m3_mem;

	if (!ab->hw_params.m3_fw_support || !m3_mem->vaddr)
		return;

	dma_free_coherent(ab->dev, m3_mem->size,
			  m3_mem->vaddr, m3_mem->paddr);
	m3_mem->vaddr = NULL;
	m3_mem->size = 0;
}

static int ath11k_qmi_wlanfw_m3_info_send(struct ath11k_base *ab)
{
	struct m3_mem_region *m3_mem = &ab->qmi.m3_mem;
	struct qmi_wlanfw_m3_info_req_msg_v01 req;
	struct qmi_wlanfw_m3_info_resp_msg_v01 resp;
	struct qmi_txn txn;
	int ret = 0;

	memset(&req, 0, sizeof(req));
	memset(&resp, 0, sizeof(resp));

	if (ab->hw_params.m3_fw_support) {
		ret = ath11k_qmi_m3_load(ab);
		if (ret) {
			ath11k_err(ab, "failed to load m3 firmware: %d", ret);
			return ret;
		}

		req.addr = m3_mem->paddr;
		req.size = m3_mem->size;
	} else {
		req.addr = 0;
		req.size = 0;
	}

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_m3_info_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi m3 info req\n");

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_M3_INFO_REQ_V01,
			       QMI_WLANFW_M3_INFO_REQ_MSG_V01_MAX_MSG_LEN,
			       qmi_wlanfw_m3_info_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send m3 information request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to wait m3 information request: %d\n", ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "m3 info request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}
out:
	return ret;
}

static int ath11k_qmi_wlanfw_mode_send(struct ath11k_base *ab,
				       u32 mode)
{
	struct qmi_wlanfw_wlan_mode_req_msg_v01 req;
	struct qmi_wlanfw_wlan_mode_resp_msg_v01 resp;
	struct qmi_txn txn;
	int ret = 0;

	memset(&req, 0, sizeof(req));
	memset(&resp, 0, sizeof(resp));

	req.mode = mode;
	req.hw_debug_valid = 1;
	req.hw_debug = 0;

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_wlan_mode_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi wlan mode req mode %d\n", mode);

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_WLAN_MODE_REQ_V01,
			       QMI_WLANFW_WLAN_MODE_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_wlan_mode_req_msg_v01_ei, &req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send wlan mode request (mode %d): %d\n",
			    mode, ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		if (mode == ATH11K_FIRMWARE_MODE_OFF && ret == -ENETRESET) {
			ath11k_warn(ab, "WLFW service is dis-connected\n");
			return 0;
		}
		ath11k_warn(ab, "failed to wait wlan mode request (mode %d): %d\n",
			    mode, ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "wlan mode request failed (mode: %d): %d %d\n",
			    mode, resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

out:
	return ret;
}

static int ath11k_qmi_wlanfw_wlan_cfg_send(struct ath11k_base *ab)
{
	struct qmi_wlanfw_wlan_cfg_req_msg_v01 *req;
	struct qmi_wlanfw_wlan_cfg_resp_msg_v01 resp;
	struct ce_pipe_config *ce_cfg;
	struct service_to_pipe *svc_cfg;
	struct qmi_txn txn;
	int ret = 0, pipe_num;

	ce_cfg	= (struct ce_pipe_config *)ab->qmi.ce_cfg.tgt_ce;
	svc_cfg	= (struct service_to_pipe *)ab->qmi.ce_cfg.svc_to_ce_map;

	req = kzalloc(sizeof(*req), GFP_KERNEL);
	if (!req)
		return -ENOMEM;

	memset(&resp, 0, sizeof(resp));

	req->host_version_valid = 1;
	strlcpy(req->host_version, ATH11K_HOST_VERSION_STRING,
		sizeof(req->host_version));

	req->tgt_cfg_valid = 1;
	/* This is number of CE configs */
	req->tgt_cfg_len = ab->qmi.ce_cfg.tgt_ce_len;
	for (pipe_num = 0; pipe_num < req->tgt_cfg_len ; pipe_num++) {
		req->tgt_cfg[pipe_num].pipe_num = ce_cfg[pipe_num].pipenum;
		req->tgt_cfg[pipe_num].pipe_dir = ce_cfg[pipe_num].pipedir;
		req->tgt_cfg[pipe_num].nentries = ce_cfg[pipe_num].nentries;
		req->tgt_cfg[pipe_num].nbytes_max = ce_cfg[pipe_num].nbytes_max;
		req->tgt_cfg[pipe_num].flags = ce_cfg[pipe_num].flags;
	}

	req->svc_cfg_valid = 1;
	/* This is number of Service/CE configs */
	req->svc_cfg_len = ab->qmi.ce_cfg.svc_to_ce_map_len;
	for (pipe_num = 0; pipe_num < req->svc_cfg_len; pipe_num++) {
		req->svc_cfg[pipe_num].service_id = svc_cfg[pipe_num].service_id;
		req->svc_cfg[pipe_num].pipe_dir = svc_cfg[pipe_num].pipedir;
		req->svc_cfg[pipe_num].pipe_num = svc_cfg[pipe_num].pipenum;
	}
	req->shadow_reg_valid = 0;

	/* set shadow v2 configuration */
	if (ab->hw_params.supports_shadow_regs) {
		req->shadow_reg_v2_valid = 1;
		req->shadow_reg_v2_len = min_t(u32,
					       ab->qmi.ce_cfg.shadow_reg_v2_len,
					       QMI_WLANFW_MAX_NUM_SHADOW_REG_V2_V01);
		memcpy(&req->shadow_reg_v2, ab->qmi.ce_cfg.shadow_reg_v2,
		       sizeof(u32) * req->shadow_reg_v2_len);
	} else {
		req->shadow_reg_v2_valid = 0;
	}

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_wlan_cfg_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi wlan cfg req\n");

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_WLAN_CFG_REQ_V01,
			       QMI_WLANFW_WLAN_CFG_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_wlan_cfg_req_msg_v01_ei, req);
	if (ret < 0) {
		qmi_txn_cancel(&txn);
		ath11k_warn(ab, "failed to send wlan config request: %d\n",
			    ret);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "failed to wait wlan config request: %d\n", ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "wlan config request failed: %d %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
		goto out;
	}

out:
	kfree(req);
	return ret;
}

static int ath11k_qmi_wlanfw_wlan_ini_send(struct ath11k_base *ab, bool enable)
{
	int ret;
	struct qmi_txn txn;
	struct qmi_wlanfw_wlan_ini_req_msg_v01 req = {};
	struct qmi_wlanfw_wlan_ini_resp_msg_v01 resp = {};

	req.enablefwlog_valid = true;
	req.enablefwlog = enable ? 1 : 0;

	ret = qmi_txn_init(&ab->qmi.handle, &txn,
			   qmi_wlanfw_wlan_ini_resp_msg_v01_ei, &resp);
	if (ret < 0)
		goto out;

	ret = qmi_send_request(&ab->qmi.handle, NULL, &txn,
			       QMI_WLANFW_WLAN_INI_REQ_V01,
			       QMI_WLANFW_WLAN_INI_REQ_MSG_V01_MAX_LEN,
			       qmi_wlanfw_wlan_ini_req_msg_v01_ei, &req);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to send wlan ini request, err = %d\n",
			    ret);
		qmi_txn_cancel(&txn);
		goto out;
	}

	ret = qmi_txn_wait(&txn, msecs_to_jiffies(ATH11K_QMI_WLANFW_TIMEOUT_MS));
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed wlan ini request, err = %d\n", ret);
		goto out;
	}

	if (resp.resp.result != QMI_RESULT_SUCCESS_V01) {
		ath11k_warn(ab, "qmi wlan ini request failed, result: %d, err: %d\n",
			    resp.resp.result, resp.resp.error);
		ret = -EINVAL;
	}

out:
	return ret;
}

void ath11k_qmi_firmware_stop(struct ath11k_base *ab)
{
	int ret;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi firmware stop\n");

	ret = ath11k_qmi_wlanfw_mode_send(ab, ATH11K_FIRMWARE_MODE_OFF);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to send wlan mode off: %d\n", ret);
		return;
	}
}

int ath11k_qmi_firmware_start(struct ath11k_base *ab,
			      u32 mode)
{
	int ret;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi firmware start\n");

	if (ab->hw_params.fw_wmi_diag_event) {
		ret = ath11k_qmi_wlanfw_wlan_ini_send(ab, true);
		if (ret < 0) {
			ath11k_warn(ab, "qmi failed to send wlan fw ini:%d\n", ret);
			return ret;
		}
	}

	ret = ath11k_qmi_wlanfw_wlan_cfg_send(ab);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to send wlan cfg: %d\n", ret);
		return ret;
	}

	ret = ath11k_qmi_wlanfw_mode_send(ab, mode);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to send wlan fw mode: %d\n", ret);
		return ret;
	}

	return 0;
}

static int ath11k_qmi_process_coldboot_calibration(struct ath11k_base *ab)
{
	int timeout;
	int ret;

	ret = ath11k_qmi_wlanfw_mode_send(ab, ATH11K_FIRMWARE_MODE_COLD_BOOT);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to send wlan fw mode: %d\n", ret);
		return ret;
	}

	ath11k_dbg(ab, ATH11K_DBG_QMI, "Coldboot calibration wait started\n");

	timeout = wait_event_timeout(ab->qmi.cold_boot_waitq,
				     (ab->qmi.cal_done  == 1),
				     ATH11K_COLD_BOOT_FW_RESET_DELAY);
	if (timeout <= 0) {
		ath11k_warn(ab, "coldboot calibration timed out\n");
		return 0;
	}

	ath11k_dbg(ab, ATH11K_DBG_QMI, "Coldboot calibration done\n");

	return 0;
}

static int
ath11k_qmi_driver_event_post(struct ath11k_qmi *qmi,
			     enum ath11k_qmi_event_type type,
			     void *data)
{
	struct ath11k_qmi_driver_event *event;

	event = kzalloc(sizeof(*event), GFP_ATOMIC);
	if (!event)
		return -ENOMEM;

	event->type = type;
	event->data = data;

	spin_lock(&qmi->event_lock);
	list_add_tail(&event->list, &qmi->event_list);
	spin_unlock(&qmi->event_lock);

	queue_work(qmi->event_wq, &qmi->event_work);

	return 0;
}

static int ath11k_qmi_event_mem_request(struct ath11k_qmi *qmi)
{
	struct ath11k_base *ab = qmi->ab;
	int ret;

	ret = ath11k_qmi_respond_fw_mem_request(ab);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to respond fw mem req: %d\n", ret);
		return ret;
	}

	return ret;
}

static int ath11k_qmi_event_load_bdf(struct ath11k_qmi *qmi)
{
	struct ath11k_base *ab = qmi->ab;
	int ret;

	ret = ath11k_qmi_request_target_cap(ab);
	if (ret < 0) {
		ath11k_warn(ab, "failed to request qmi target capabilities: %d\n",
			    ret);
		return ret;
	}

	ret = ath11k_qmi_request_device_info(ab);
	if (ret < 0) {
		ath11k_warn(ab, "failed to request qmi device info: %d\n", ret);
		return ret;
	}

	if (ab->hw_params.supports_regdb)
		ath11k_qmi_load_bdf_qmi(ab, true);

	ret = ath11k_qmi_load_bdf_qmi(ab, false);
	if (ret < 0) {
		ath11k_warn(ab, "failed to load board data file: %d\n", ret);
		return ret;
	}

	return 0;
}

static int ath11k_qmi_event_server_arrive(struct ath11k_qmi *qmi)
{
	struct ath11k_base *ab = qmi->ab;
	int ret;

	ret = ath11k_qmi_fw_ind_register_send(ab);
	if (ret < 0) {
		ath11k_warn(ab, "failed to send qmi firmware indication: %d\n",
			    ret);
		return ret;
	}

	ret = ath11k_qmi_host_cap_send(ab);
	if (ret < 0) {
		ath11k_warn(ab, "failed to send qmi host cap: %d\n", ret);
		return ret;
	}

	if (!ab->hw_params.fixed_fw_mem)
		return ret;

	ret = ath11k_qmi_event_load_bdf(qmi);
	if (ret < 0) {
		ath11k_warn(ab, "qmi failed to download BDF:%d\n", ret);
		return ret;
	}

	return ret;
}

static void ath11k_qmi_msg_mem_request_cb(struct qmi_handle *qmi_hdl,
					  struct sockaddr_qrtr *sq,
					  struct qmi_txn *txn,
					  const void *data)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl, struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;
	const struct qmi_wlanfw_request_mem_ind_msg_v01 *msg = data;
	int i, ret;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi firmware request memory request\n");

	if (msg->mem_seg_len == 0 ||
	    msg->mem_seg_len > ATH11K_QMI_WLANFW_MAX_NUM_MEM_SEG_V01)
		ath11k_warn(ab, "invalid memory segment length: %u\n",
			    msg->mem_seg_len);

	ab->qmi.mem_seg_count = msg->mem_seg_len;

	for (i = 0; i < qmi->mem_seg_count ; i++) {
		ab->qmi.target_mem[i].type = msg->mem_seg[i].type;
		ab->qmi.target_mem[i].size = msg->mem_seg[i].size;
		ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi mem seg type %d size %d\n",
			   msg->mem_seg[i].type, msg->mem_seg[i].size);
	}

	if (ab->hw_params.fixed_mem_region ||
	    test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) {
		ret = ath11k_qmi_assign_target_mem_chunk(ab);
		if (ret) {
			ath11k_warn(ab, "failed to assign qmi target memory: %d\n",
				    ret);
			return;
		}
	} else {
		ret = ath11k_qmi_alloc_target_mem_chunk(ab);
		if (ret) {
			ath11k_warn(ab, "failed to allocate qmi target memory: %d\n",
				    ret);
			return;
		}
	}

	ath11k_qmi_driver_event_post(qmi, ATH11K_QMI_EVENT_REQUEST_MEM, NULL);
}

static void ath11k_qmi_msg_mem_ready_cb(struct qmi_handle *qmi_hdl,
					struct sockaddr_qrtr *sq,
					struct qmi_txn *txn,
					const void *decoded)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl, struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi firmware memory ready indication\n");
	ath11k_qmi_driver_event_post(qmi, ATH11K_QMI_EVENT_FW_MEM_READY, NULL);
}

static void ath11k_qmi_msg_fw_ready_cb(struct qmi_handle *qmi_hdl,
				       struct sockaddr_qrtr *sq,
				       struct qmi_txn *txn,
				       const void *decoded)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl, struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi firmware ready\n");
	ath11k_qmi_driver_event_post(qmi, ATH11K_QMI_EVENT_FW_READY, NULL);
}

static void ath11k_qmi_msg_cold_boot_cal_done_cb(struct qmi_handle *qmi_hdl,
						 struct sockaddr_qrtr *sq,
						 struct qmi_txn *txn,
						 const void *decoded)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl,
					      struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;

	ab->qmi.cal_done = 1;
	wake_up(&ab->qmi.cold_boot_waitq);
	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi cold boot calibration done\n");
}

static const struct qmi_msg_handler ath11k_qmi_msg_handlers[] = {
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_REQUEST_MEM_IND_V01,
		.ei = qmi_wlanfw_request_mem_ind_msg_v01_ei,
		.decoded_size = sizeof(struct qmi_wlanfw_request_mem_ind_msg_v01),
		.fn = ath11k_qmi_msg_mem_request_cb,
	},
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_FW_MEM_READY_IND_V01,
		.ei = qmi_wlanfw_mem_ready_ind_msg_v01_ei,
		.decoded_size = sizeof(struct qmi_wlanfw_fw_mem_ready_ind_msg_v01),
		.fn = ath11k_qmi_msg_mem_ready_cb,
	},
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_FW_READY_IND_V01,
		.ei = qmi_wlanfw_fw_ready_ind_msg_v01_ei,
		.decoded_size = sizeof(struct qmi_wlanfw_fw_ready_ind_msg_v01),
		.fn = ath11k_qmi_msg_fw_ready_cb,
	},
	{
		.type = QMI_INDICATION,
		.msg_id = QMI_WLFW_COLD_BOOT_CAL_DONE_IND_V01,
		.ei = qmi_wlanfw_cold_boot_cal_done_ind_msg_v01_ei,
		.decoded_size =
			sizeof(struct qmi_wlanfw_fw_cold_cal_done_ind_msg_v01),
		.fn = ath11k_qmi_msg_cold_boot_cal_done_cb,
	},
};

static int ath11k_qmi_ops_new_server(struct qmi_handle *qmi_hdl,
				     struct qmi_service *service)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl, struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;
	struct sockaddr_qrtr *sq = &qmi->sq;
	int ret;

	sq->sq_family = AF_QIPCRTR;
	sq->sq_node = service->node;
	sq->sq_port = service->port;

	ret = kernel_connect(qmi_hdl->sock, (struct sockaddr *)sq,
			     sizeof(*sq), 0);
	if (ret) {
		ath11k_warn(ab, "failed to connect to qmi remote service: %d\n", ret);
		return ret;
	}

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi wifi fw qmi service connected\n");
	ath11k_qmi_driver_event_post(qmi, ATH11K_QMI_EVENT_SERVER_ARRIVE, NULL);

	return ret;
}

static void ath11k_qmi_ops_del_server(struct qmi_handle *qmi_hdl,
				      struct qmi_service *service)
{
	struct ath11k_qmi *qmi = container_of(qmi_hdl, struct ath11k_qmi, handle);
	struct ath11k_base *ab = qmi->ab;

	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi wifi fw del server\n");
	ath11k_qmi_driver_event_post(qmi, ATH11K_QMI_EVENT_SERVER_EXIT, NULL);
}

static const struct qmi_ops ath11k_qmi_ops = {
	.new_server = ath11k_qmi_ops_new_server,
	.del_server = ath11k_qmi_ops_del_server,
};

static void ath11k_qmi_driver_event_work(struct work_struct *work)
{
	struct ath11k_qmi *qmi = container_of(work, struct ath11k_qmi,
					      event_work);
	struct ath11k_qmi_driver_event *event;
	struct ath11k_base *ab = qmi->ab;
	int ret;

	spin_lock(&qmi->event_lock);
	while (!list_empty(&qmi->event_list)) {
		event = list_first_entry(&qmi->event_list,
					 struct ath11k_qmi_driver_event, list);
		list_del(&event->list);
		spin_unlock(&qmi->event_lock);

		if (test_bit(ATH11K_FLAG_UNREGISTERING, &ab->dev_flags)) {
			kfree(event);
			return;
		}

		switch (event->type) {
		case ATH11K_QMI_EVENT_SERVER_ARRIVE:
			ret = ath11k_qmi_event_server_arrive(qmi);
			if (ret < 0)
				set_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
			break;
		case ATH11K_QMI_EVENT_SERVER_EXIT:
			set_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags);
			set_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags);
			break;
		case ATH11K_QMI_EVENT_REQUEST_MEM:
			ret = ath11k_qmi_event_mem_request(qmi);
			if (ret < 0)
				set_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
			break;
		case ATH11K_QMI_EVENT_FW_MEM_READY:
			ret = ath11k_qmi_event_load_bdf(qmi);
			if (ret < 0) {
				set_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
				break;
			}

			ret = ath11k_qmi_wlanfw_m3_info_send(ab);
			if (ret < 0) {
				ath11k_warn(ab,
					    "failed to send qmi m3 info req: %d\n", ret);
				set_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
			}

			break;
		case ATH11K_QMI_EVENT_FW_READY:
			clear_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
			if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) {
				ath11k_hal_dump_srng_stats(ab);
				queue_work(ab->workqueue, &ab->restart_work);
				break;
			}

			if (ath11k_cold_boot_cal && ab->qmi.cal_done == 0 &&
			    ab->hw_params.cold_boot_calib) {
				ath11k_qmi_process_coldboot_calibration(ab);
			} else {
				clear_bit(ATH11K_FLAG_CRASH_FLUSH,
					  &ab->dev_flags);
				clear_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags);
				ret = ath11k_core_qmi_firmware_ready(ab);
				if (ret) {
					set_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
					break;
				}
				set_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags);
			}

			break;
		case ATH11K_QMI_EVENT_COLD_BOOT_CAL_DONE:
			break;
		default:
			ath11k_warn(ab, "invalid qmi event type: %d", event->type);
			break;
		}
		kfree(event);
		spin_lock(&qmi->event_lock);
	}
	spin_unlock(&qmi->event_lock);
}

int ath11k_qmi_init_service(struct ath11k_base *ab)
{
	int ret;

	memset(&ab->qmi.target, 0, sizeof(struct target_info));
	memset(&ab->qmi.target_mem, 0, sizeof(struct target_mem_chunk));
	ab->qmi.ab = ab;

	ab->qmi.target_mem_mode = ab->hw_params.fw_mem_mode;
	ret = qmi_handle_init(&ab->qmi.handle, ATH11K_QMI_RESP_LEN_MAX,
			      &ath11k_qmi_ops, ath11k_qmi_msg_handlers);
	if (ret < 0) {
		ath11k_warn(ab, "failed to initialize qmi handle: %d\n", ret);
		return ret;
	}

	ab->qmi.event_wq = alloc_workqueue("ath11k_qmi_driver_event",
					   WQ_UNBOUND, 1);
	if (!ab->qmi.event_wq) {
		ath11k_err(ab, "failed to allocate workqueue\n");
		return -EFAULT;
	}

	INIT_LIST_HEAD(&ab->qmi.event_list);
	spin_lock_init(&ab->qmi.event_lock);
	INIT_WORK(&ab->qmi.event_work, ath11k_qmi_driver_event_work);

	ret = qmi_add_lookup(&ab->qmi.handle, ATH11K_QMI_WLFW_SERVICE_ID_V01,
			     ATH11K_QMI_WLFW_SERVICE_VERS_V01,
			     ab->qmi.service_ins_id);
	if (ret < 0) {
		ath11k_warn(ab, "failed to add qmi lookup: %d\n", ret);
		destroy_workqueue(ab->qmi.event_wq);
		return ret;
	}

	return ret;
}

void ath11k_qmi_deinit_service(struct ath11k_base *ab)
{
	qmi_handle_release(&ab->qmi.handle);
	cancel_work_sync(&ab->qmi.event_work);
	destroy_workqueue(ab->qmi.event_wq);
	ath11k_qmi_m3_free(ab);
	ath11k_qmi_free_target_mem_chunk(ab);
}
EXPORT_SYMBOL(ath11k_qmi_deinit_service);

void ath11k_qmi_free_resource(struct ath11k_base *ab)
{
	ath11k_qmi_free_target_mem_chunk(ab);
	ath11k_qmi_m3_free(ab);
}