1/* SPDX-License-Identifier: GPL-2.0 */
2/* Release Version: irci_stable_candrpv_0415_20150521_0458 */
3/*
4 * Support for Intel Camera Imaging ISP subsystem.
5 * Copyright (c) 2015, Intel Corporation.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms and conditions of the GNU General Public License,
9 * version 2, as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
14 * more details.
15 */
16
17#ifndef __IA_CSS_HDR_PARAMS_H
18#define __IA_CSS_HDR_PARAMS_H
19
20#include "type_support.h"
21
22#define HDR_NUM_INPUT_FRAMES         (3)
23
24/* HDR irradiance map parameters on ISP. */
25struct sh_css_hdr_irradiance_params {
26	s32 test_irr;
27	s32 match_shift[HDR_NUM_INPUT_FRAMES -
28					     1];  /* Histogram matching shift parameter */
29	s32 match_mul[HDR_NUM_INPUT_FRAMES -
30					   1];    /* Histogram matching multiplication parameter */
31	s32 thr_low[HDR_NUM_INPUT_FRAMES -
32					 1];      /* Weight map soft threshold low bound parameter */
33	s32 thr_high[HDR_NUM_INPUT_FRAMES -
34					  1];     /* Weight map soft threshold high bound parameter */
35	s32 thr_coeff[HDR_NUM_INPUT_FRAMES -
36					   1];    /* Soft threshold linear function coefficient */
37	s32 thr_shift[HDR_NUM_INPUT_FRAMES -
38					   1];    /* Soft threshold precision shift parameter */
39	s32 weight_bpp;                             /* Weight map bits per pixel */
40};
41
42/* HDR deghosting parameters on ISP */
43struct sh_css_hdr_deghost_params {
44	s32 test_deg;
45};
46
47/* HDR exclusion parameters on ISP */
48struct sh_css_hdr_exclusion_params {
49	s32 test_excl;
50};
51
52/* HDR ISP parameters */
53struct sh_css_isp_hdr_params {
54	struct sh_css_hdr_irradiance_params irradiance;
55	struct sh_css_hdr_deghost_params    deghost;
56	struct sh_css_hdr_exclusion_params  exclusion;
57};
58
59#endif /* __IA_CSS_HDR_PARAMS_H */
60