/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#ifndef __VAMEM_GLOBAL_H_INCLUDED__
#define __VAMEM_GLOBAL_H_INCLUDED__

#include <type_support.h>

#define IS_VAMEM_VERSION_2

/* (log) stepsize of linear interpolation */
#define VAMEM_INTERP_STEP_LOG2  4
#define VAMEM_INTERP_STEP               BIT(VAMEM_INTERP_STEP_LOG2)
/* (physical) size of the tables */
#define VAMEM_TABLE_UNIT_SIZE   ((1 << (ISP_VAMEM_ADDRESS_BITS - VAMEM_INTERP_STEP_LOG2)) + 1)
/* (logical) size of the tables */
#define VAMEM_TABLE_UNIT_STEP   ((VAMEM_TABLE_UNIT_SIZE - 1) << 1)
/* Number of tables */
#define VAMEM_TABLE_UNIT_COUNT  (ISP_VAMEM_DEPTH / VAMEM_TABLE_UNIT_STEP)

typedef u16                             vamem_data_t;

#endif /* __VAMEM_GLOBAL_H_INCLUDED__ */