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#ifndef __SH_CSS_STRUCT_H
17#define __SH_CSS_STRUCT_H
18
19/* This header files contains the definition of the
20   sh_css struct and friends; locigally the file would
21   probably be called sh_css.h after the pattern
22   <type>.h but sh_css.h is the predecesssor of ia_css.h
23   so this could cause confusion; hence the _struct
24   in the filename
25*/
26
27#include <type_support.h>
28#include <system_local.h>
29#include "ia_css_pipeline.h"
30#include "ia_css_pipe_public.h"
31#include "ia_css_frame_public.h"
32#include "ia_css_queue.h"
33#include "ia_css_irq.h"
34
35struct sh_css {
36	struct ia_css_pipe            *active_pipes[IA_CSS_PIPELINE_NUM_MAX];
37	/* All of the pipes created at any point of time. At this moment there can
38	 * be no more than MAX_SP_THREADS of them because pipe_num is reused as SP
39	 * thread_id to which a pipe's pipeline is associated. At a later point, if
40	 * we support more pipe objects, we should add test code to test that
41	 * possibility. Also, active_pipes[] should be able to hold only
42	 * SH_CSS_MAX_SP_THREADS objects. Anything else is misleading. */
43	struct ia_css_pipe            *all_pipes[IA_CSS_PIPELINE_NUM_MAX];
44	void *(*malloc)(size_t bytes, bool zero_mem);
45	void (*free)(void *ptr);
46	void (*flush)(struct ia_css_acc_fw *fw);
47
48/* ISP2401 */
49	void *(*malloc_ex)(size_t bytes, bool zero_mem, const char *caller_func,
50			   int caller_line);
51	void (*free_ex)(void *ptr, const char *caller_func, int caller_line);
52
53/* ISP2400 */
54	bool stop_copy_preview;
55
56	bool                           check_system_idle;
57	unsigned int                   num_cont_raw_frames;
58	unsigned int                   num_mipi_frames[N_CSI_PORTS];
59	struct ia_css_frame
60		*mipi_frames[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
61	struct ia_css_metadata
62		*mipi_metadata[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
63	unsigned int
64	mipi_sizes_for_check[N_CSI_PORTS][IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES_PER_PORT];
65	unsigned int                   mipi_frame_size[N_CSI_PORTS];
66	ia_css_ptr                   sp_bin_addr;
67	hrt_data                       page_table_base_index;
68
69	unsigned int
70	size_mem_words; /* \deprecated{Use ia_css_mipi_buffer_config instead.}*/
71	enum ia_css_irq_type           irq_type;
72	unsigned int                   pipe_counter;
73
74	unsigned int		type;	/* 2400 or 2401 for now */
75};
76
77#define IPU_2400		1
78#define IPU_2401		2
79
80#define IS_2400()		(my_css.type == IPU_2400)
81#define IS_2401()		(my_css.type == IPU_2401)
82
83extern struct sh_css my_css;
84
85#endif /* __SH_CSS_STRUCT_H */
86