/* 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