drivers/staging/media/atomisp/pci/hive_isp_css_common/host/sp_private.h

/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2010-2015, Intel Corporation.
 *
 * 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.
 */

#ifndef __SP_PRIVATE_H_INCLUDED__
#define __SP_PRIVATE_H_INCLUDED__

#include "sp_public.h"

#include "device_access.h"

#include "assert_support.h"

STORAGE_CLASS_SP_C void sp_ctrl_store(
    const sp_ID_t		ID,
    const hrt_address	reg,
    const hrt_data		value)
{
	assert(ID < N_SP_ID);
	assert(SP_CTRL_BASE[ID] != (hrt_address)-1);
	ia_css_device_store_uint32(SP_CTRL_BASE[ID] + reg * sizeof(hrt_data), value);
	return;
}

STORAGE_CLASS_SP_C hrt_data sp_ctrl_load(
    const sp_ID_t		ID,
    const hrt_address	reg)
{
	assert(ID < N_SP_ID);
	assert(SP_CTRL_BASE[ID] != (hrt_address)-1);
	return ia_css_device_load_uint32(SP_CTRL_BASE[ID] + reg * sizeof(hrt_data));
}

STORAGE_CLASS_SP_C bool sp_ctrl_getbit(
    const sp_ID_t		ID,
    const hrt_address	reg,
    const unsigned int	bit)
{
	hrt_data val = sp_ctrl_load(ID, reg);

	return (val & (1UL << bit)) != 0;
}

STORAGE_CLASS_SP_C void sp_ctrl_setbit(
    const sp_ID_t		ID,
    const hrt_address	reg,
    const unsigned int	bit)
{
	hrt_data	data = sp_ctrl_load(ID, reg);

	sp_ctrl_store(ID, reg, (data | (1UL << bit)));
	return;
}

STORAGE_CLASS_SP_C void sp_ctrl_clearbit(
    const sp_ID_t		ID,
    const hrt_address	reg,
    const unsigned int	bit)
{
	hrt_data	data = sp_ctrl_load(ID, reg);

	sp_ctrl_store(ID, reg, (data & ~(1UL << bit)));
	return;
}

STORAGE_CLASS_SP_C void sp_dmem_store(
    const sp_ID_t		ID,
    hrt_address		addr,
    const void			*data,
    const size_t		size)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	ia_css_device_store(SP_DMEM_BASE[ID] + addr, data, size);
	return;
}

STORAGE_CLASS_SP_C void sp_dmem_load(
    const sp_ID_t		ID,
    const hrt_address	addr,
    void				*data,
    const size_t		size)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	ia_css_device_load(SP_DMEM_BASE[ID] + addr, data, size);
	return;
}

STORAGE_CLASS_SP_C void sp_dmem_store_uint8(
    const sp_ID_t		ID,
    hrt_address		addr,
    const uint8_t		data)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	ia_css_device_store_uint8(SP_DMEM_BASE[SP0_ID] + addr, data);
	return;
}

STORAGE_CLASS_SP_C void sp_dmem_store_uint16(
    const sp_ID_t		ID,
    hrt_address		addr,
    const uint16_t		data)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	ia_css_device_store_uint16(SP_DMEM_BASE[SP0_ID] + addr, data);
	return;
}

STORAGE_CLASS_SP_C void sp_dmem_store_uint32(
    const sp_ID_t		ID,
    hrt_address		addr,
    const uint32_t		data)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	ia_css_device_store_uint32(SP_DMEM_BASE[SP0_ID] + addr, data);
	return;
}

STORAGE_CLASS_SP_C uint8_t sp_dmem_load_uint8(
    const sp_ID_t		ID,
    const hrt_address	addr)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	return ia_css_device_load_uint8(SP_DMEM_BASE[SP0_ID] + addr);
}

STORAGE_CLASS_SP_C uint16_t sp_dmem_load_uint16(
    const sp_ID_t		ID,
    const hrt_address	addr)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	return ia_css_device_load_uint16(SP_DMEM_BASE[SP0_ID] + addr);
}

STORAGE_CLASS_SP_C uint32_t sp_dmem_load_uint32(
    const sp_ID_t		ID,
    const hrt_address	addr)
{
	assert(ID < N_SP_ID);
	assert(SP_DMEM_BASE[ID] != (hrt_address)-1);
	(void)ID;
	return ia_css_device_load_uint32(SP_DMEM_BASE[SP0_ID] + addr);
}

#endif /* __SP_PRIVATE_H_INCLUDED__ */