| 1 | // SPDX-License-Identifier: GPL-2.0-only |
|---|---|
| 2 | // |
| 3 | // Copyright(c) 2021-2022 Intel Corporation |
| 4 | // |
| 5 | // Author: Cezary Rojewski <cezary.rojewski@intel.com> |
| 6 | // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> |
| 7 | // |
| 8 | |
| 9 | #include <linux/types.h> |
| 10 | |
| 11 | #define CREATE_TRACE_POINTS |
| 12 | #include "trace.h" |
| 13 | |
| 14 | #define BYTES_PER_LINE 16 |
| 15 | #define MAX_CHUNK_SIZE ((PAGE_SIZE - 150) /* Place for trace header */ \ |
| 16 | / (2 * BYTES_PER_LINE + 4) /* chars per line */ \ |
| 17 | * BYTES_PER_LINE) |
| 18 | |
| 19 | void trace_avs_msg_payload(const void *data, size_t size) |
| 20 | { |
| 21 | size_t remaining = size; |
| 22 | size_t offset = 0; |
| 23 | |
| 24 | while (remaining > 0) { |
| 25 | u32 chunk; |
| 26 | |
| 27 | chunk = min_t(size_t, remaining, MAX_CHUNK_SIZE); |
| 28 | trace_avs_ipc_msg_payload(data, size: chunk, offset, total: size); |
| 29 | |
| 30 | remaining -= chunk; |
| 31 | offset += chunk; |
| 32 | } |
| 33 | } |
| 34 |