zbus_common.h

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/*
 * Copyright (c) 2023 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef _ZBUS_COMMON_H_
#define _ZBUS_COMMON_H_
 
#include <zephyr/bluetooth/audio/audio.h>
 
#include "le_audio.h"
 
#define ZBUS_READ_TIMEOUT_MS    K_MSEC(100)
#define ZBUS_ADD_OBS_TIMEOUT_MS K_MSEC(200)
#define ZBUS_STREAMS_NUM_MAX    8
 
/***** Messages for zbus ******/
 
enum button_action {
        BUTTON_PRESS = 1,
};
 
struct button_msg {
        uint32_t button_pin;
        enum button_action button_action;
};
 
enum le_audio_evt_type {
        LE_AUDIO_EVT_CONFIG_RECEIVED = 1,
        LE_AUDIO_EVT_PRES_DELAY_SET,
        LE_AUDIO_EVT_STREAMING,
        LE_AUDIO_EVT_NOT_STREAMING,
        LE_AUDIO_EVT_STREAM_SENT,
        LE_AUDIO_EVT_SYNC_LOST,
        LE_AUDIO_EVT_NO_VALID_CFG,
        LE_AUDIO_EVT_COORD_SET_DISCOVERED,
        LE_AUDIO_EVT_DISCOVERY_COMPLETE,
};
 
struct le_audio_msg {
        enum le_audio_evt_type event;
        struct bt_conn *conn;
        struct bt_le_per_adv_sync *pa_sync;
        enum bt_audio_dir dir;
        uint8_t set_size;
        uint8_t const *sirk;
        struct stream_index idx;
        struct bt_bap_stream *stream;
};
 
enum tx_data_status {
        STATUS_NOT_SET = 0,               /* Initial status */
        STATUS_SENT_WITH_TS,              /* Data sent with timestamp */
        STATUS_SENT_WITHOUT_TS,           /* Data sent without timestamp */
        STATUS_OVERRUN_FLUSHED,           /* Data overrun, flushed */
        STATUS_UNDERRUN_EMPTY_SDU_ON_AIR, /* Data underrun, empty SDU on air */
        STATUS_ERROR,                     /* Error occurred (e.g. failed to send) */
};
 
struct sdu_ref_msg {
        uint32_t tx_sync_ts_us;
        bool tx_sync_ts_us_valid;
        uint32_t curr_ts_us;
        enum tx_data_status status;
        bool adjust;
        struct stream_index idx[ZBUS_STREAMS_NUM_MAX];
        uint8_t num_idx;
};
 
enum bt_mgmt_evt_type {
        BT_MGMT_EXT_ADV_WITH_PA_READY = 1,
        BT_MGMT_CONNECTED,
        BT_MGMT_SECURITY_CHANGED,
        BT_MGMT_PAIRING_COMPLETE,
        BT_MGMT_BOND_DELETED,
        BT_MGMT_PA_SYNCED,
        BT_MGMT_PA_SYNC_LOST,
        BT_MGMT_DISCONNECTED,
        BT_MGMT_BROADCAST_SINK_DISABLE,
        BT_MGMT_BROADCAST_CODE_RECEIVED,
};
 
struct bt_mgmt_msg {
        enum bt_mgmt_evt_type event;
        struct bt_conn *conn;
        uint8_t index;
        struct bt_le_ext_adv *ext_adv;
        struct bt_le_per_adv_sync *pa_sync;
        uint32_t broadcast_id;
        uint8_t pa_sync_term_reason;
        bt_addr_le_t addr;
        bt_addr_le_t identity;
};
 
enum volume_evt_type {
        VOLUME_UP = 1,
        VOLUME_DOWN,
        VOLUME_SET,
        VOLUME_MUTE,
        VOLUME_UNMUTE,
};
 
struct volume_msg {
        enum volume_evt_type event;
        uint8_t volume;
};
 
enum content_control_evt_type {
        MEDIA_START = 1,
        MEDIA_STOP,
};
 
struct content_control_msg {
        enum content_control_evt_type event;
};
 
#endif /* _ZBUS_COMMON_H_ */