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