root/sound/soc/intel/avs/trace.c
// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2021-2022 Intel Corporation
//
// Author: Cezary Rojewski <cezary.rojewski@intel.com>
//         Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
//

#include <linux/types.h>

#define CREATE_TRACE_POINTS
#include "trace.h"

#define BYTES_PER_LINE 16
#define MAX_CHUNK_SIZE ((PAGE_SIZE - 150) /* Place for trace header */  \
                        / (2 * BYTES_PER_LINE + 4) /* chars per line */ \
                        * BYTES_PER_LINE)

void trace_avs_msg_payload(const void *data, size_t size)
{
        size_t remaining = size;
        size_t offset = 0;

        while (remaining > 0) {
                u32 chunk;

                chunk = min_t(size_t, remaining, MAX_CHUNK_SIZE);
                trace_avs_ipc_msg_payload(data, chunk, offset, size);

                remaining -= chunk;
                offset += chunk;
        }
}