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 <assert_support.h>
17 #include <ia_css_frame_public.h>
18 #include <ia_css_frame.h>
19 #include <ia_css_binary.h>
20 #define IA_CSS_INCLUDE_CONFIGURATIONS
21 #include "ia_css_isp_configs.h"
22 #include "isp.h"
23 #include "ia_css_crop.host.h"
24
25 static const struct ia_css_crop_configuration default_config = {
26 .info = (struct ia_css_frame_info *)NULL,
27 };
28
29 void
ia_css_crop_encode(struct sh_css_isp_crop_isp_params * to,const struct ia_css_crop_config * from,unsigned int size)30 ia_css_crop_encode(
31 struct sh_css_isp_crop_isp_params *to,
32 const struct ia_css_crop_config *from,
33 unsigned int size)
34 {
35 (void)size;
36 to->crop_pos = from->crop_pos;
37 }
38
39 void
ia_css_crop_config(struct sh_css_isp_crop_isp_config * to,const struct ia_css_crop_configuration * from,unsigned int size)40 ia_css_crop_config(
41 struct sh_css_isp_crop_isp_config *to,
42 const struct ia_css_crop_configuration *from,
43 unsigned int size)
44 {
45 unsigned int elems_a = ISP_VEC_NELEMS;
46
47 (void)size;
48 ia_css_dma_configure_from_info(&to->port_b, from->info);
49 to->width_a_over_b = elems_a / to->port_b.elems;
50
51 /* Assume divisiblity here, may need to generalize to fixed point. */
52 assert(elems_a % to->port_b.elems == 0);
53 }
54
55 void
ia_css_crop_configure(const struct ia_css_binary * binary,const struct ia_css_frame_info * info)56 ia_css_crop_configure(
57 const struct ia_css_binary *binary,
58 const struct ia_css_frame_info *info)
59 {
60 struct ia_css_crop_configuration config = default_config;
61
62 config.info = info;
63
64 ia_css_configure_crop(binary, &config);
65 }
66