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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h')
-rw-r--r--tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
new file mode 100644
index 0000000000..e78f1b5bc8
--- /dev/null
+++ b/tools/perf/util/hisi-ptt-decoder/hisi-ptt-pkt-decoder.h
@@ -0,0 +1,31 @@
+/* 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