Need help with Thunderplug hotplug compilation

As it states I am trying to add Thundeplug to my hotplug. Heres the code.

/* Copyright (c) 2015, Varun Chitre <varun.chitre15@gmail.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
* A simple hotplugging driver.
* Compatible from dual core CPUs to Octa Core CPUs
*/

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/hrtimer.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/input.h>
#include <linux/slab.h>
#include <linux/cpu.h>
#include <linux/lcd_notify.h>
#include <linux/cpufreq.h>
#include "thunderplug.h"

#define DEBUG 0

#define THUNDERPLUG "thunderplug"

#define DRIVER_VERSION 5
#define DRIVER_SUBVER 0

#define DEFAULT_CPU_LOAD_THRESHOLD (65)
#define MIN_CPU_LOAD_THRESHOLD (10)

#define HOTPLUG_ENABLED (0)
#define DEFAULT_HOTPLUG_STYLE HOTPLUG_SCHED
#define DEFAULT_SCHED_MODE BALANCED

#define DEF_SAMPLING_MS (500)
#define MIN_SAMLING_MS (50)
#define MIN_CPU_UP_TIME (750)
#define TOUCH_BOOST_ENABLED (0)

static bool isSuspended = false;

struct notifier_block lcd_worker;

static int suspend_cpu_num = 2, resume_cpu_num = (NR_CPUS -1);
static int endurance_level = 0;
static int core_limit = NR_CPUS;

static int now[8], last_time[8];

static int sampling_time = DEF_SAMPLING_MS;
static int load_threshold = DEFAULT_CPU_LOAD_THRESHOLD;
static int stop_boost = 0;

struct cpufreq_policy old_policy[NR_CPUS];

#ifdef CONFIG_SCHED_HMP
static int tplug_hp_style = DEFAULT_HOTPLUG_STYLE;
#else
static int tplug_hp_enabled = HOTPLUG_ENABLED;