1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Support for Intel Camera Imaging ISP subsystem.
4 * Copyright (c) 2015, Intel Corporation.
5 */
6
7 #include "ia_css_frame.h"
8 #include "ia_css_types.h"
9 #include "sh_css_defs.h"
10 #include "ia_css_debug.h"
11 #include "assert_support.h"
12 #define IA_CSS_INCLUDE_CONFIGURATIONS
13 #include "ia_css_isp_configs.h"
14 #include "isp.h"
15
16 #include "ia_css_qplane.host.h"
17
18 static const struct ia_css_qplane_configuration default_config = {
19 .pipe = (struct sh_css_sp_pipeline *)NULL,
20 };
21
ia_css_qplane_config(struct sh_css_isp_qplane_isp_config * to,const struct ia_css_qplane_configuration * from,unsigned int size)22 int ia_css_qplane_config(struct sh_css_isp_qplane_isp_config *to,
23 const struct ia_css_qplane_configuration *from,
24 unsigned int size)
25 {
26 unsigned int elems_a = ISP_VEC_NELEMS;
27 int ret;
28
29 ret = ia_css_dma_configure_from_info(&to->port_b, from->info);
30 if (ret)
31 return ret;
32
33 to->width_a_over_b = elems_a / to->port_b.elems;
34
35 /* Assume divisiblity here, may need to generalize to fixed point. */
36 if (elems_a % to->port_b.elems != 0)
37 return -EINVAL;
38
39 to->inout_port_config = from->pipe->inout_port_config;
40 to->format = from->info->format;
41
42 return 0;
43 }
44
ia_css_qplane_configure(const struct sh_css_sp_pipeline * pipe,const struct ia_css_binary * binary,const struct ia_css_frame_info * info)45 int ia_css_qplane_configure(const struct sh_css_sp_pipeline *pipe,
46 const struct ia_css_binary *binary,
47 const struct ia_css_frame_info *info)
48 {
49 struct ia_css_qplane_configuration config = default_config;
50
51 config.pipe = pipe;
52 config.info = info;
53
54 return ia_css_configure_qplane(binary, &config);
55 }
56