/*
 * linux-3.10/drivers/media/platform/sunxi-vin/utility/vin_io.h
 *
 * Copyright (c) 2007-2017 Allwinnertech Co., Ltd.
 *
 * 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.
 *
 */

/*
 ******************************************************************************
 *
 * vfe_io.h
 *
 * Hawkview ISP - vfe_io.h module
 *
 * Copyright (c) 2014 by Allwinnertech Co., Ltd.  http://www.allwinnertech.com
 *
 * Version		  Author         Date		    Description
 *
 *   2.0		  Yang Feng   	2014/07/14	      Second Version
 *
 ******************************************************************************
 */

#ifndef _VFE_IO_H_
#define _VFE_IO_H_

#include <linux/io.h>
#include <linux/types.h>
static inline u32 vin_reg_readl(volatile void __iomem *addr)
{
	return readl(addr);
}

static inline void vin_reg_writel(volatile void __iomem *addr, u32 reg_value)
{
	writel(reg_value, addr);
}

static inline void vin_reg_clr(volatile void __iomem *reg, u32 clr_bits)
{
	u32 v = vin_reg_readl(reg);
	vin_reg_writel(reg, v & ~clr_bits);
}

static inline void vin_reg_set(volatile void __iomem *reg, u32 set_bits)
{
	u32 v = vin_reg_readl(reg);
	vin_reg_writel(reg, v | set_bits);
}

/*
 * clr_bits for mask
 */
static inline
void vin_reg_clr_set(volatile void __iomem *reg, u32 clr_bits, u32 set_bits)
{
	u32 v = vin_reg_readl(reg);
	vin_reg_writel(reg, (v & ~clr_bits) | (set_bits & clr_bits));
}

#endif /*_VFE_IO_H_*/