blob: e78f1b5bc836e91b861f65ad9c5f90c9270a2fb6 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/*
* HiSilicon PCIe Trace and Tuning (PTT) support
* Copyright (c) 2022 HiSilicon Technologies Co., Ltd.
*/
#ifndef INCLUDE__HISI_PTT_PKT_DECODER_H__
#define INCLUDE__HISI_PTT_PKT_DECODER_H__
#include <stddef.h>
#include <stdint.h>
#define HISI_PTT_8DW_CHECK_MASK GENMASK(31, 11)
#define HISI_PTT_IS_8DW_PKT GENMASK(31, 11)
#define HISI_PTT_MAX_SPACE_LEN 10
#define HISI_PTT_FIELD_LENTH 4
enum hisi_ptt_pkt_type {
HISI_PTT_4DW_PKT,
HISI_PTT_8DW_PKT,
HISI_PTT_PKT_MAX
};
static int hisi_ptt_pkt_size[] = {
[HISI_PTT_4DW_PKT] = 16,
[HISI_PTT_8DW_PKT] = 32,
};
int hisi_ptt_pkt_desc(const unsigned char *buf, int pos, enum hisi_ptt_pkt_type type);
#endif