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#include "ia_css_frame.h"
17#include "ia_css_types.h"
18#include "sh_css_defs.h"
19#include "ia_css_debug.h"
20#include "assert_support.h"
21#define IA_CSS_INCLUDE_CONFIGURATIONS
22#include "ia_css_isp_configs.h"
23#include "isp.h"
24#include "isp/modes/interface/isp_types.h"
25
26#include "ia_css_raw.host.h"
27
28static const struct ia_css_raw_configuration default_config = {
29	.pipe = (struct sh_css_sp_pipeline *)NULL,
30};
31
32/* MW: These areMIPI / ISYS properties, not camera function properties */
33static enum sh_stream_format
34css2isp_stream_format(enum atomisp_input_format from) {
35	switch (from)
36	{
37	case ATOMISP_INPUT_FORMAT_YUV420_8_LEGACY:
38				return sh_stream_format_yuv420_legacy;
39	case ATOMISP_INPUT_FORMAT_YUV420_8:
40	case ATOMISP_INPUT_FORMAT_YUV420_10:
41	case ATOMISP_INPUT_FORMAT_YUV420_16:
42		return sh_stream_format_yuv420;
43	case ATOMISP_INPUT_FORMAT_YUV422_8:
44	case ATOMISP_INPUT_FORMAT_YUV422_10:
45	case ATOMISP_INPUT_FORMAT_YUV422_16:
46		return sh_stream_format_yuv422;
47	case ATOMISP_INPUT_FORMAT_RGB_444:
48	case ATOMISP_INPUT_FORMAT_RGB_555:
49	case ATOMISP_INPUT_FORMAT_RGB_565:
50	case ATOMISP_INPUT_FORMAT_RGB_666:
51	case ATOMISP_INPUT_FORMAT_RGB_888:
52		return sh_stream_format_rgb;
53	case ATOMISP_INPUT_FORMAT_RAW_6:
54	case ATOMISP_INPUT_FORMAT_RAW_7:
55	case ATOMISP_INPUT_FORMAT_RAW_8:
56	case ATOMISP_INPUT_FORMAT_RAW_10:
57	case ATOMISP_INPUT_FORMAT_RAW_12:
58	case ATOMISP_INPUT_FORMAT_RAW_14:
59	case ATOMISP_INPUT_FORMAT_RAW_16:
60		return sh_stream_format_raw;
61	case ATOMISP_INPUT_FORMAT_BINARY_8:
62	default:
63		return sh_stream_format_raw;
64	}
65}
66
67int ia_css_raw_config(struct sh_css_isp_raw_isp_config *to,
68		      const struct ia_css_raw_configuration  *from,
69		      unsigned int size)
70{
71	unsigned int elems_a = ISP_VEC_NELEMS;
72	const struct ia_css_frame_info *in_info = from->in_info;
73	const struct ia_css_frame_info *internal_info = from->internal_info;
74	int ret;
75
76	if (!IS_ISP2401 || !in_info)
77		in_info = internal_info;
78
79	ret = ia_css_dma_configure_from_info(&to->port_b, in_info);
80	if (ret)
81		return ret;
82
83	/* Assume divisiblity here, may need to generalize to fixed point. */
84	assert((in_info->format == IA_CSS_FRAME_FORMAT_RAW_PACKED) ||
85	       (elems_a % to->port_b.elems == 0));
86
87	to->width_a_over_b      = elems_a / to->port_b.elems;
88	to->inout_port_config   = from->pipe->inout_port_config;
89	to->format              = in_info->format;
90	to->required_bds_factor = from->pipe->required_bds_factor;
91	to->two_ppc             = from->two_ppc;
92	to->stream_format       = css2isp_stream_format(from->stream_format);
93	to->deinterleaved       = from->deinterleaved;
94
95	if (IS_ISP2401) {
96		to->start_column        = in_info->crop_info.start_column;
97		to->start_line          = in_info->crop_info.start_line;
98		to->enable_left_padding = from->enable_left_padding;
99	}
100
101	return 0;
102}
103
104int ia_css_raw_configure(const struct sh_css_sp_pipeline *pipe,
105			 const struct ia_css_binary      *binary,
106			 const struct ia_css_frame_info  *in_info,
107			 const struct ia_css_frame_info  *internal_info,
108			 bool two_ppc,
109			 bool deinterleaved)
110{
111	u8 enable_left_padding = (uint8_t)((binary->left_padding) ? 1 : 0);
112	struct ia_css_raw_configuration config = default_config;
113
114	config.pipe                = pipe;
115	config.in_info             = in_info;
116	config.internal_info       = internal_info;
117	config.two_ppc             = two_ppc;
118	config.stream_format       = binary->input_format;
119	config.deinterleaved       = deinterleaved;
120	config.enable_left_padding = enable_left_padding;
121
122	return ia_css_configure_raw(binary, &config);
123}
124