1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2015, Intel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13 * more details.
14 */
15
16#ifndef __IA_CSS_SDIS_TYPES_H
17#define __IA_CSS_SDIS_TYPES_H
18
19/* @file
20* CSS-API header file for DVS statistics parameters.
21*/
22
23/* Number of DVS coefficient types */
24#define IA_CSS_DVS_NUM_COEF_TYPES      6
25
26#ifndef PIPE_GENERATION
27#include "isp/kernels/sdis/common/ia_css_sdis_common_types.h"
28#endif
29
30/* DVS 1.0 Coefficients.
31 *  This structure describes the coefficients that are needed for the dvs statistics.
32 */
33
34struct ia_css_dvs_coefficients {
35	struct ia_css_dvs_grid_info
36		grid;/** grid info contains the dimensions of the dvs grid */
37	s16 *hor_coefs;	/** the pointer to int16_t[grid.num_hor_coefs * IA_CSS_DVS_NUM_COEF_TYPES]
38				     containing the horizontal coefficients */
39	s16 *ver_coefs;	/** the pointer to int16_t[grid.num_ver_coefs * IA_CSS_DVS_NUM_COEF_TYPES]
40				     containing the vertical coefficients */
41};
42
43/* DVS 1.0 Statistics.
44 *  This structure describes the statistics that are generated using the provided coefficients.
45 */
46
47struct ia_css_dvs_statistics {
48	struct ia_css_dvs_grid_info
49		grid;/** grid info contains the dimensions of the dvs grid */
50	s32 *hor_proj;	/** the pointer to int16_t[grid.height * IA_CSS_DVS_NUM_COEF_TYPES]
51				     containing the horizontal projections */
52	s32 *ver_proj;	/** the pointer to int16_t[grid.width * IA_CSS_DVS_NUM_COEF_TYPES]
53				     containing the vertical projections */
54};
55
56#endif /* __IA_CSS_SDIS_TYPES_H */
57