2 * Support for Intel Camera Imaging ISP subsystem.
3 * Copyright (c) 2015, Intel Corporation.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 #ifndef _IA_CSS_SDIS_COMMON_HOST_H
16 #define _IA_CSS_SDIS_COMMON_HOST_H
18 #define ISP_MAX_SDIS_HOR_PROJ_NUM_ISP \
19 __ISP_SDIS_HOR_PROJ_NUM_ISP(ISP_MAX_INTERNAL_WIDTH, ISP_MAX_INTERNAL_HEIGHT, \
20 SH_CSS_DIS_DECI_FACTOR_LOG2, ISP_PIPE_VERSION)
21 #define ISP_MAX_SDIS_VER_PROJ_NUM_ISP \
22 __ISP_SDIS_VER_PROJ_NUM_ISP(ISP_MAX_INTERNAL_WIDTH, \
23 SH_CSS_DIS_DECI_FACTOR_LOG2)
25 #define _ISP_SDIS_HOR_COEF_NUM_VECS \
26 __ISP_SDIS_HOR_COEF_NUM_VECS(ISP_INTERNAL_WIDTH)
27 #define ISP_MAX_SDIS_HOR_COEF_NUM_VECS \
28 __ISP_SDIS_HOR_COEF_NUM_VECS(ISP_MAX_INTERNAL_WIDTH)
29 #define ISP_MAX_SDIS_VER_COEF_NUM_VECS \
30 __ISP_SDIS_VER_COEF_NUM_VECS(ISP_MAX_INTERNAL_HEIGHT)
32 /* SDIS Coefficients: */
33 /* The ISP uses vectors to store the coefficients, so we round
34 the number of coefficients up to vectors. */
35 #define __ISP_SDIS_HOR_COEF_NUM_VECS(in_width) _ISP_VECS(_ISP_BQS(in_width))
36 #define __ISP_SDIS_VER_COEF_NUM_VECS(in_height) _ISP_VECS(_ISP_BQS(in_height))
39 * SDIS1: Horizontal projections are calculated for each line.
40 * Vertical projections are calculated for each column.
41 * SDIS2: Projections are calculated for each grid cell.
42 * Grid cells that do not fall completely within the image are not
43 * valid. The host needs to use the bigger one for the stride but
44 * should only return the valid ones to the 3A. */
45 #define __ISP_SDIS_HOR_PROJ_NUM_ISP(in_width, in_height, deci_factor_log2, \
47 ((isp_pipe_version == 1) ? \
48 CEIL_SHIFT(_ISP_BQS(in_height), deci_factor_log2) : \
49 CEIL_SHIFT(_ISP_BQS(in_width), deci_factor_log2))
51 #define __ISP_SDIS_VER_PROJ_NUM_ISP(in_width, deci_factor_log2) \
52 CEIL_SHIFT(_ISP_BQS(in_width), deci_factor_log2)
54 #define SH_CSS_DIS_VER_NUM_COEF_TYPES(b) \
55 (((b)->info->sp.pipeline.isp_pipe_version == 2) ? \
56 IA_CSS_DVS2_NUM_COEF_TYPES : \
57 IA_CSS_DVS_NUM_COEF_TYPES)
59 #ifndef PIPE_GENERATION
60 #if defined(__ISP) || defined(MK_FIRMWARE)
62 /* Array cannot be 2-dimensional, since driver ddr allocation does not know stride */
63 struct sh_css_isp_sdis_hori_proj_tbl {
64 s32 tbl[ISP_DVS_NUM_COEF_TYPES * ISP_MAX_SDIS_HOR_PROJ_NUM_ISP];
65 #if DVS2_PROJ_MARGIN > 0
66 s32 margin[DVS2_PROJ_MARGIN];
70 struct sh_css_isp_sdis_vert_proj_tbl {
71 s32 tbl[ISP_DVS_NUM_COEF_TYPES * ISP_MAX_SDIS_VER_PROJ_NUM_ISP];
72 #if DVS2_PROJ_MARGIN > 0
73 s32 margin[DVS2_PROJ_MARGIN];
77 struct sh_css_isp_sdis_hori_coef_tbl {
78 VMEM_ARRAY(tbl[ISP_DVS_NUM_COEF_TYPES],
79 ISP_MAX_SDIS_HOR_COEF_NUM_VECS *ISP_NWAY);
82 struct sh_css_isp_sdis_vert_coef_tbl {
83 VMEM_ARRAY(tbl[ISP_DVS_NUM_COEF_TYPES],
84 ISP_MAX_SDIS_VER_COEF_NUM_VECS *ISP_NWAY);
87 #endif /* defined(__ISP) || defined (MK_FIRMWARE) */
88 #endif /* PIPE_GENERATION */
90 #ifndef PIPE_GENERATION
91 struct s_sdis_config {
92 unsigned int horicoef_vectors;
93 unsigned int vertcoef_vectors;
94 unsigned int horiproj_num;
95 unsigned int vertproj_num;
98 extern struct s_sdis_config sdis_config;
101 #endif /* _IA_CSS_SDIS_COMMON_HOST_H */