1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2010 - 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_bayer_io.host.h"
17 #include "dma.h"
18 #include "math_support.h"
19 #ifndef IA_CSS_NO_DEBUG
20 #include "ia_css_debug.h"
21 #endif
22 #include "ia_css_isp_params.h"
23 #include "ia_css_frame.h"
24
25 void
ia_css_bayer_io_config(const struct ia_css_binary * binary,const struct sh_css_binary_args * args)26 ia_css_bayer_io_config(
27 const struct ia_css_binary *binary,
28 const struct sh_css_binary_args *args)
29 {
30 const struct ia_css_frame *in_frame = args->in_frame;
31 const struct ia_css_frame **out_frames = (const struct ia_css_frame **)
32 &args->out_frame;
33 const struct ia_css_frame_info *in_frame_info = (in_frame) ? &in_frame->info :
34 &binary->in_frame_info;
35
36 const unsigned int ddr_bits_per_element = sizeof(short) * 8;
37 const unsigned int ddr_elems_per_word = ceil_div(HIVE_ISP_DDR_WORD_BITS,
38 ddr_bits_per_element);
39 unsigned int size_get = 0, size_put = 0;
40 unsigned int offset = 0;
41
42 if (binary->info->mem_offsets.offsets.param) {
43 size_get = binary->info->mem_offsets.offsets.param->dmem.get.size;
44 offset = binary->info->mem_offsets.offsets.param->dmem.get.offset;
45 }
46
47 if (size_get) {
48 struct ia_css_common_io_config *to = (struct ia_css_common_io_config *)
49 &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset];
50 struct dma_port_config config;
51 #ifndef IA_CSS_NO_DEBUG
52 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
53 "ia_css_bayer_io_config() get part enter:\n");
54 #endif
55
56 ia_css_dma_configure_from_info(&config, in_frame_info);
57 // The base_address of the input frame will be set in the ISP
58 to->width = in_frame_info->res.width;
59 to->height = in_frame_info->res.height;
60 to->stride = config.stride;
61 to->ddr_elems_per_word = ddr_elems_per_word;
62 #ifndef IA_CSS_NO_DEBUG
63 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
64 "ia_css_bayer_io_config() get part leave:\n");
65 #endif
66 }
67
68 if (binary->info->mem_offsets.offsets.param) {
69 size_put = binary->info->mem_offsets.offsets.param->dmem.put.size;
70 offset = binary->info->mem_offsets.offsets.param->dmem.put.offset;
71 }
72
73 if (size_put) {
74 struct ia_css_common_io_config *to = (struct ia_css_common_io_config *)
75 &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset];
76 struct dma_port_config config;
77 #ifndef IA_CSS_NO_DEBUG
78 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
79 "ia_css_bayer_io_config() put part enter:\n");
80 #endif
81
82 ia_css_dma_configure_from_info(&config, &out_frames[0]->info);
83 to->base_address = out_frames[0]->data;
84 to->width = out_frames[0]->info.res.width;
85 to->height = out_frames[0]->info.res.height;
86 to->stride = config.stride;
87 to->ddr_elems_per_word = ddr_elems_per_word;
88
89 #ifndef IA_CSS_NO_DEBUG
90 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
91 "ia_css_bayer_io_config() put part leave:\n");
92 #endif
93 }
94 }
95