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/*
 * Remote processor resources
 *
 * Copyright (C) 2011 Texas Instruments, Inc.
 * Copyright (C) 2011 Google, Inc.
 *
 * Fernando Guzman Lugo <fernando.lugo@ti.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.
 */

#ifndef _PLAT_OMAP_RPRES_H
#define _PLAT_OMAP_RPRES_H

enum rpres_constraint {
	RPRES_CONSTRAINT_SCALE,
	RPRES_CONSTRAINT_LATENCY,
	RPRES_CONSTRAINT_BANDWIDTH,
};

enum {
	RPRES_INACTIVE,
	RPRES_ACTIVE,
};

struct rpres_ops {
	int (*start)(struct platform_device *pdev);
	int (*stop)(struct platform_device *pdev);
	int (*set_lat)(struct platform_device *pdev, long v);
	int (*set_bw)(struct platform_device *pdev, long v);
	int (*scale_dev)(struct platform_device *pdev, long v);
};

struct rpres_platform_data {
	const char *name;
	const char *oh_name;
	struct omap_hwmod *oh;
	struct rpres_ops *ops;
	struct clk *opt_clk;
	const char *opt_clk_name;
	struct device *(*get_dev)(void);
};

struct rpres {
	struct list_head next;
	const char *name;
	struct platform_device *pdev;
	int state;
	struct mutex lock;
};

struct rpres *rpres_get(const char *);
void rpres_put(struct rpres *);
int rpres_set_constraints(struct rpres *, enum rpres_constraint type, long val);
unsigned long rpres_get_max_freq(struct rpres *obj);

#endif /* _PLAT_OMAP_RPRES_H */