BT_LE_AUDIO_TX_DEFINE_INDEXED

#define BT_LE_AUDIO_TX_DEFINE_INDEXED	(		name,
			group_idx,
			subgroup_idx )

#include <applications/nrf_audio/src/bluetooth/bt_stream/bt_le_audio_tx/bt_le_audio_tx.h>

Value:

        NET_BUF_POOL_FIXED_DEFINE(name##_##group_idx##_##subgroup_idx##_buf, TX_BUF_NUM,           \
                                  BT_ISO_SDU_BUF_SIZE(CONFIG_BT_ISO_TX_MTU),                       \
                                  CONFIG_BT_CONN_TX_USER_DATA_SIZE, NULL);                         \
        static struct bt_le_audio_tx_ctx name##_##group_idx##_##subgroup_idx##_ctx = {             \
                .iso_tx_pool = &name##_##group_idx##_##subgroup_idx##_buf,                         \
        };                                                                                         \
        __unused static struct bt_le_audio_tx_ctx *name##_##group_idx##_##subgroup_idx =           \
                &name##_##group_idx##_##subgroup_idx##_ctx