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
ia_css_bayer_io_config(const struct ia_css_binary * binary,const struct sh_css_binary_args * args)25 int ia_css_bayer_io_config(const struct ia_css_binary *binary,
26 const struct sh_css_binary_args *args)
27 {
28 const struct ia_css_frame *in_frame = args->in_frame;
29 const struct ia_css_frame **out_frames = (const struct ia_css_frame **)
30 &args->out_frame;
31 const struct ia_css_frame_info *in_frame_info = (in_frame) ? &in_frame->info :
32 &binary->in_frame_info;
33
34 const unsigned int ddr_bits_per_element = sizeof(short) * 8;
35 const unsigned int ddr_elems_per_word = ceil_div(HIVE_ISP_DDR_WORD_BITS,
36 ddr_bits_per_element);
37 unsigned int size_get = 0, size_put = 0;
38 unsigned int offset = 0;
39 int ret;
40
41 if (binary->info->mem_offsets.offsets.param) {
42 size_get = binary->info->mem_offsets.offsets.param->dmem.get.size;
43 offset = binary->info->mem_offsets.offsets.param->dmem.get.offset;
44 }
45
46 if (size_get) {
47 struct ia_css_common_io_config *to = (struct ia_css_common_io_config *)
48 &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset];
49 struct dma_port_config config;
50 #ifndef IA_CSS_NO_DEBUG
51 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
52 "ia_css_bayer_io_config() get part enter:\n");
53 #endif
54
55 ret = ia_css_dma_configure_from_info(&config, in_frame_info);
56 if (ret)
57 return ret;
58 // The base_address of the input frame will be set in the ISP
59 to->width = in_frame_info->res.width;
60 to->height = in_frame_info->res.height;
61 to->stride = config.stride;
62 to->ddr_elems_per_word = ddr_elems_per_word;
63 #ifndef IA_CSS_NO_DEBUG
64 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
65 "ia_css_bayer_io_config() get part leave:\n");
66 #endif
67 }
68
69 if (binary->info->mem_offsets.offsets.param) {
70 size_put = binary->info->mem_offsets.offsets.param->dmem.put.size;
71 offset = binary->info->mem_offsets.offsets.param->dmem.put.offset;
72 }
73
74 if (size_put) {
75 struct ia_css_common_io_config *to = (struct ia_css_common_io_config *)
76 &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset];
77 struct dma_port_config config;
78 #ifndef IA_CSS_NO_DEBUG
79 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
80 "ia_css_bayer_io_config() put part enter:\n");
81 #endif
82
83 ret = ia_css_dma_configure_from_info(&config, &out_frames[0]->info);
84 if (ret)
85 return ret;
86 to->base_address = out_frames[0]->data;
87 to->width = out_frames[0]->info.res.width;
88 to->height = out_frames[0]->info.res.height;
89 to->stride = config.stride;
90 to->ddr_elems_per_word = ddr_elems_per_word;
91
92 #ifndef IA_CSS_NO_DEBUG
93 ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE,
94 "ia_css_bayer_io_config() put part leave:\n");
95 #endif
96 }
97 return 0;
98 }
99
