mpipe_message.h

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/*
 * Copyright 2025-2026 NXP
 *
 * SPDX-License-Identifier: Apache-2.0
 */

 
#ifndef ZEPHYR_INCLUDE_MPIPE_MPIPE_MESSAGE_H_
#define ZEPHYR_INCLUDE_MPIPE_MPIPE_MESSAGE_H_

 
#include <stdint.h>
 
#include <zephyr/kernel.h>
#include <zephyr/sys/util_macro.h>
 
#include <zephyr/mpipe/mpipe_element.h>

enum mpipe_message_type {
        MPIPE_MESSAGE_UNKNOWN = 0,
        MPIPE_MESSAGE_EOS = BIT(0),   
        MPIPE_MESSAGE_ERROR = BIT(1), 
};

#define MPIPE_MESSAGE_ANY UINT32_MAX

enum mpipe_error_domain {
        MPIPE_ERROR_FAILED = 0,
        MPIPE_ERROR_CAPS,
        MPIPE_ERROR_BUFFER_POOL,
        MPIPE_ERROR_FLOW,
        MPIPE_ERROR_RESOURCE,
        MPIPE_ERROR_DOMAIN_END,
};

struct mpipe_message {
        struct mpipe_element *origin; 
        uint32_t type;                
        int32_t code;                 
        uint8_t domain; 
};

int mpipe_message_post(const struct mpipe_message *message);

 
#endif /* ZEPHYR_INCLUDE_MPIPE_MPIPE_MESSAGE_H_ */