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, chunk, offset, size); 29 30 remaining -= chunk; 31 offset += chunk; 32 } 33 } 34