/*
 * Copyright (c) 2011-2017, NVIDIA CORPORATION.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
 */
#ifndef CTRL_GK20A_H
#define CTRL_GK20A_H

#include <linux/fs.h>
#include <linux/file.h>

struct nvgpu_cpu_time_correlation_sample {
	u64 cpu_timestamp;
	u64 gpu_timestamp;
};

int gk20a_ctrl_dev_open(struct inode *inode, struct file *filp);
int gk20a_ctrl_dev_release(struct inode *inode, struct file *filp);
long gk20a_ctrl_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);

int gk20a_get_timestamps_zipper(struct gk20a *g,
		u32 source_id, u32 count,
		struct nvgpu_cpu_time_correlation_sample *samples);

#endif /* CTRL_GK20A_H */