/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#ifndef __SH_CSS_STRUCT_H
#define __SH_CSS_STRUCT_H

/* This header files contains the definition of the
   sh_css struct and friends; locigally the file would
   probably be called sh_css.h after the pattern
   <type>.h but sh_css.h is the predecesssor of ia_css.h
   so this could cause confusion; hence the _struct
   in the filename
*/

#include <type_support.h>
#include <system_local.h>
#include "ia_css_pipeline.h"
#include "ia_css_pipe_public.h"
#include "ia_css_frame_public.h"
#include "ia_css_queue.h"
#include "ia_css_irq.h"

struct sh_css {
        struct ia_css_pipe            *active_pipes[IA_CSS_PIPELINE_NUM_MAX];
        /* All of the pipes created at any point of time. At this moment there can
         * be no more than MAX_SP_THREADS of them because pipe_num is reused as SP
         * thread_id to which a pipe's pipeline is associated. At a later point, if
         * we support more pipe objects, we should add test code to test that
         * possibility. Also, active_pipes[] should be able to hold only
         * SH_CSS_MAX_SP_THREADS objects. Anything else is misleading. */
        struct ia_css_pipe            *all_pipes[IA_CSS_PIPELINE_NUM_MAX];
        void *(*malloc)(size_t bytes, bool zero_mem);
        void (*free)(void *ptr);
        void (*flush)(struct ia_css_acc_fw *fw);

/* ISP2401 */
        void *(*malloc_ex)(size_t bytes, bool zero_mem, const char *caller_func,
                           int caller_line);
        void (*free_ex)(void *ptr, const char *caller_func, int caller_line);

/* ISP2400 */
        bool stop_copy_preview;

        bool                           check_system_idle;
        unsigned int                   num_cont_raw_frames;
        unsigned int                   num_mipi_frames[N_CSI_PORTS];
        struct ia_css_frame
                *mipi_frames[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
        struct ia_css_metadata
                *mipi_metadata[N_CSI_PORTS][NUM_MIPI_FRAMES_PER_STREAM];
        unsigned int
        mipi_sizes_for_check[N_CSI_PORTS][IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES_PER_PORT];
        unsigned int                   mipi_frame_size[N_CSI_PORTS];
        ia_css_ptr                   sp_bin_addr;
        hrt_data                       page_table_base_index;

        unsigned int
        size_mem_words; /* \deprecated{Use ia_css_mipi_buffer_config instead.}*/
        enum ia_css_irq_type           irq_type;
        unsigned int                   pipe_counter;

        unsigned int            type;   /* 2400 or 2401 for now */
};

#define IPU_2400                1
#define IPU_2401                2

#define IS_2400()               (my_css.type == IPU_2400)
#define IS_2401()               (my_css.type == IPU_2401)

extern struct sh_css my_css;

#endif /* __SH_CSS_STRUCT_H */