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97 lines
2.3 KiB
97 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* amd-pstate-trace.h - AMD Processor P-state Frequency Driver Tracer |
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* |
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* Copyright (C) 2021 Advanced Micro Devices, Inc. All Rights Reserved. |
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* |
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* Author: Huang Rui <[email protected]> |
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*/ |
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#if !defined(_AMD_PSTATE_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _AMD_PSTATE_TRACE_H |
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#include <linux/cpufreq.h> |
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#include <linux/tracepoint.h> |
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#include <linux/trace_events.h> |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM amd_cpu |
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#undef TRACE_INCLUDE_FILE |
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#define TRACE_INCLUDE_FILE amd-pstate-trace |
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#define TPS(x) tracepoint_string(x) |
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TRACE_EVENT(amd_pstate_perf, |
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TP_PROTO(unsigned long min_perf, |
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unsigned long target_perf, |
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unsigned long capacity, |
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u64 freq, |
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u64 mperf, |
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u64 aperf, |
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u64 tsc, |
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unsigned int cpu_id, |
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bool changed, |
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bool fast_switch |
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), |
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TP_ARGS(min_perf, |
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target_perf, |
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capacity, |
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freq, |
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mperf, |
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aperf, |
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tsc, |
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cpu_id, |
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changed, |
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fast_switch |
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), |
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TP_STRUCT__entry( |
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__field(unsigned long, min_perf) |
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__field(unsigned long, target_perf) |
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__field(unsigned long, capacity) |
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__field(unsigned long long, freq) |
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__field(unsigned long long, mperf) |
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__field(unsigned long long, aperf) |
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__field(unsigned long long, tsc) |
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__field(unsigned int, cpu_id) |
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__field(bool, changed) |
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__field(bool, fast_switch) |
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), |
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TP_fast_assign( |
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__entry->min_perf = min_perf; |
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__entry->target_perf = target_perf; |
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__entry->capacity = capacity; |
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__entry->freq = freq; |
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__entry->mperf = mperf; |
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__entry->aperf = aperf; |
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__entry->tsc = tsc; |
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__entry->cpu_id = cpu_id; |
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__entry->changed = changed; |
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__entry->fast_switch = fast_switch; |
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), |
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TP_printk("amd_min_perf=%lu amd_des_perf=%lu amd_max_perf=%lu freq=%llu mperf=%llu aperf=%llu tsc=%llu cpu_id=%u changed=%s fast_switch=%s", |
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(unsigned long)__entry->min_perf, |
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(unsigned long)__entry->target_perf, |
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(unsigned long)__entry->capacity, |
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(unsigned long long)__entry->freq, |
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(unsigned long long)__entry->mperf, |
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(unsigned long long)__entry->aperf, |
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(unsigned long long)__entry->tsc, |
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(unsigned int)__entry->cpu_id, |
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(__entry->changed) ? "true" : "false", |
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(__entry->fast_switch) ? "true" : "false" |
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) |
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); |
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#endif /* _AMD_PSTATE_TRACE_H */ |
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/* This part must be outside protection */ |
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#undef TRACE_INCLUDE_PATH |
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#define TRACE_INCLUDE_PATH . |
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#include <trace/define_trace.h>
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