/*
 * Copyright (C) 2020 MediaTek Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 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.
 */

#ifndef _CACHE_CTRL_H_
#define _CACHE_CTRL_H_

#define GROUP_ROOT	1
#define GROUP_FG	2
#define GROUP_BG	3
#define GROUP_TA	4

#ifdef CONFIG_MTK_IO_BOOST
#define BOOSTGROUPS_COUNT 6
#else
#define BOOSTGROUPS_COUNT 5
#endif

struct boost_groups {
	/* Maximum boost value for all RUNNABLE tasks on a CPU */
	bool idle;
	int boost_max;
	u64 boost_ts;
	struct {
		/* The boost for tasks on that boost group */
		int boost;
		/* Count of RUNNABLE tasks on that boost group */
		unsigned int tasks;
		/* Timestamp of boost activation */
		u64 ts;
	} group[BOOSTGROUPS_COUNT];
	/* CPU's boost group locking */
	raw_spinlock_t lock;
};

#endif