558 lines
12 KiB
C
558 lines
12 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM power
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#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_POWER_H
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#include <linux/cpufreq.h>
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#include <linux/ktime.h>
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#include <linux/pm_qos.h>
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#include <linux/tracepoint.h>
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#include <linux/trace_events.h>
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#define TPS(x) tracepoint_string(x)
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DECLARE_EVENT_CLASS(cpu,
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TP_PROTO(unsigned int state, unsigned int cpu_id),
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TP_ARGS(state, cpu_id),
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TP_STRUCT__entry(
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__field( u32, state )
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__field( u32, cpu_id )
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),
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TP_fast_assign(
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
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(unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(cpu, cpu_idle,
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TP_PROTO(unsigned int state, unsigned int cpu_id),
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TP_ARGS(state, cpu_id)
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);
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TRACE_EVENT(cpu_idle_miss,
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TP_PROTO(unsigned int cpu_id, unsigned int state, bool below),
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TP_ARGS(cpu_id, state, below),
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TP_STRUCT__entry(
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__field(u32, cpu_id)
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__field(u32, state)
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__field(bool, below)
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),
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TP_fast_assign(
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__entry->cpu_id = cpu_id;
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__entry->state = state;
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__entry->below = below;
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),
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TP_printk("cpu_id=%lu state=%lu type=%s", (unsigned long)__entry->cpu_id,
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(unsigned long)__entry->state, (__entry->below)?"below":"above")
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);
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TRACE_EVENT(powernv_throttle,
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TP_PROTO(int chip_id, const char *reason, int pmax),
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TP_ARGS(chip_id, reason, pmax),
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TP_STRUCT__entry(
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__field(int, chip_id)
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__string(reason, reason)
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__field(int, pmax)
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),
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TP_fast_assign(
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__entry->chip_id = chip_id;
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__assign_str(reason, reason);
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__entry->pmax = pmax;
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),
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TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
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__entry->pmax, __get_str(reason))
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);
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TRACE_EVENT(pstate_sample,
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TP_PROTO(u32 core_busy,
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u32 scaled_busy,
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u32 from,
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u32 to,
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u64 mperf,
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u64 aperf,
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u64 tsc,
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u32 freq,
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u32 io_boost
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),
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TP_ARGS(core_busy,
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scaled_busy,
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from,
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to,
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mperf,
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aperf,
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tsc,
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freq,
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io_boost
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),
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TP_STRUCT__entry(
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__field(u32, core_busy)
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__field(u32, scaled_busy)
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__field(u32, from)
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__field(u32, to)
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__field(u64, mperf)
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__field(u64, aperf)
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__field(u64, tsc)
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__field(u32, freq)
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__field(u32, io_boost)
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),
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TP_fast_assign(
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__entry->core_busy = core_busy;
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__entry->scaled_busy = scaled_busy;
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__entry->from = from;
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__entry->to = to;
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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->freq = freq;
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__entry->io_boost = io_boost;
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),
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TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
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(unsigned long)__entry->core_busy,
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(unsigned long)__entry->scaled_busy,
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(unsigned long)__entry->from,
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(unsigned long)__entry->to,
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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 long)__entry->freq,
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(unsigned long)__entry->io_boost
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)
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);
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/* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
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#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
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#define _PWR_EVENT_AVOID_DOUBLE_DEFINING
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#define PWR_EVENT_EXIT -1
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#endif
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#define pm_verb_symbolic(event) \
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__print_symbolic(event, \
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{ PM_EVENT_SUSPEND, "suspend" }, \
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{ PM_EVENT_RESUME, "resume" }, \
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{ PM_EVENT_FREEZE, "freeze" }, \
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{ PM_EVENT_QUIESCE, "quiesce" }, \
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{ PM_EVENT_HIBERNATE, "hibernate" }, \
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{ PM_EVENT_THAW, "thaw" }, \
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{ PM_EVENT_RESTORE, "restore" }, \
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{ PM_EVENT_RECOVER, "recover" })
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DEFINE_EVENT(cpu, cpu_frequency,
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TP_PROTO(unsigned int frequency, unsigned int cpu_id),
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TP_ARGS(frequency, cpu_id)
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);
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TRACE_EVENT(cpu_frequency_limits,
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TP_PROTO(struct cpufreq_policy *policy),
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TP_ARGS(policy),
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TP_STRUCT__entry(
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__field(u32, min_freq)
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__field(u32, max_freq)
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__field(u32, cpu_id)
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),
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TP_fast_assign(
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__entry->min_freq = policy->min;
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__entry->max_freq = policy->max;
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__entry->cpu_id = policy->cpu;
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),
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TP_printk("min=%lu max=%lu cpu_id=%lu",
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(unsigned long)__entry->min_freq,
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(unsigned long)__entry->max_freq,
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(unsigned long)__entry->cpu_id)
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);
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TRACE_EVENT(device_pm_callback_start,
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TP_PROTO(struct device *dev, const char *pm_ops, int event),
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TP_ARGS(dev, pm_ops, event),
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TP_STRUCT__entry(
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__string(device, dev_name(dev))
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__string(driver, dev_driver_string(dev))
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__string(parent, dev->parent ? dev_name(dev->parent) : "none")
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__string(pm_ops, pm_ops ? pm_ops : "none ")
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__field(int, event)
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),
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TP_fast_assign(
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__assign_str(device, dev_name(dev));
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__assign_str(driver, dev_driver_string(dev));
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__assign_str(parent,
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dev->parent ? dev_name(dev->parent) : "none");
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__assign_str(pm_ops, pm_ops ? pm_ops : "none ");
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__entry->event = event;
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),
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TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
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__get_str(device), __get_str(parent), __get_str(pm_ops),
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pm_verb_symbolic(__entry->event))
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);
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TRACE_EVENT(device_pm_callback_end,
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TP_PROTO(struct device *dev, int error),
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TP_ARGS(dev, error),
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TP_STRUCT__entry(
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__string(device, dev_name(dev))
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__string(driver, dev_driver_string(dev))
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__field(int, error)
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),
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TP_fast_assign(
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__assign_str(device, dev_name(dev));
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__assign_str(driver, dev_driver_string(dev));
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__entry->error = error;
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),
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TP_printk("%s %s, err=%d",
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__get_str(driver), __get_str(device), __entry->error)
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);
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TRACE_EVENT(suspend_resume,
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TP_PROTO(const char *action, int val, bool start),
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TP_ARGS(action, val, start),
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TP_STRUCT__entry(
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__field(const char *, action)
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__field(int, val)
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__field(bool, start)
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),
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TP_fast_assign(
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__entry->action = action;
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__entry->val = val;
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__entry->start = start;
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),
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TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
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(__entry->start)?"begin":"end")
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);
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DECLARE_EVENT_CLASS(wakeup_source,
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TP_PROTO(const char *name, unsigned int state),
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TP_ARGS(name, state),
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TP_STRUCT__entry(
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__string( name, name )
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__field( u64, state )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->state = state;
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),
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TP_printk("%s state=0x%lx", __get_str(name),
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(unsigned long)__entry->state)
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);
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DEFINE_EVENT(wakeup_source, wakeup_source_activate,
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TP_PROTO(const char *name, unsigned int state),
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TP_ARGS(name, state)
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);
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DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
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TP_PROTO(const char *name, unsigned int state),
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TP_ARGS(name, state)
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);
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/*
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* The clock events are used for clock enable/disable and for
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* clock rate change
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*/
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DECLARE_EVENT_CLASS(clock,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id),
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TP_STRUCT__entry(
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__string( name, name )
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__field( u64, state )
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
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(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(clock, clock_enable,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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DEFINE_EVENT(clock, clock_disable,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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DEFINE_EVENT(clock, clock_set_rate,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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/*
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* The power domain events are used for power domains transitions
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*/
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DECLARE_EVENT_CLASS(power_domain,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id),
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TP_STRUCT__entry(
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__string( name, name )
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__field( u64, state )
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
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(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(power_domain, power_domain_target,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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/*
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* CPU latency QoS events used for global CPU latency QoS list updates
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*/
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DECLARE_EVENT_CLASS(cpu_latency_qos_request,
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TP_PROTO(s32 value),
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TP_ARGS(value),
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TP_STRUCT__entry(
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__field( s32, value )
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),
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TP_fast_assign(
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__entry->value = value;
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),
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TP_printk("CPU_DMA_LATENCY value=%d",
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__entry->value)
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);
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DEFINE_EVENT(cpu_latency_qos_request, pm_qos_add_request,
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TP_PROTO(s32 value),
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TP_ARGS(value)
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);
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DEFINE_EVENT(cpu_latency_qos_request, pm_qos_update_request,
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TP_PROTO(s32 value),
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TP_ARGS(value)
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);
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DEFINE_EVENT(cpu_latency_qos_request, pm_qos_remove_request,
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TP_PROTO(s32 value),
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TP_ARGS(value)
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);
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/*
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* General PM QoS events used for updates of PM QoS request lists
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*/
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DECLARE_EVENT_CLASS(pm_qos_update,
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TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
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TP_ARGS(action, prev_value, curr_value),
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TP_STRUCT__entry(
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__field( enum pm_qos_req_action, action )
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__field( int, prev_value )
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__field( int, curr_value )
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),
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TP_fast_assign(
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__entry->action = action;
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__entry->prev_value = prev_value;
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__entry->curr_value = curr_value;
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),
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TP_printk("action=%s prev_value=%d curr_value=%d",
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__print_symbolic(__entry->action,
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{ PM_QOS_ADD_REQ, "ADD_REQ" },
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{ PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
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{ PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
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__entry->prev_value, __entry->curr_value)
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);
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DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
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TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
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TP_ARGS(action, prev_value, curr_value)
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);
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DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
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TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
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TP_ARGS(action, prev_value, curr_value),
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TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
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__print_symbolic(__entry->action,
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{ PM_QOS_ADD_REQ, "ADD_REQ" },
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{ PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
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{ PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
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__entry->prev_value, __entry->curr_value)
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);
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DECLARE_EVENT_CLASS(dev_pm_qos_request,
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TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
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s32 new_value),
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TP_ARGS(name, type, new_value),
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TP_STRUCT__entry(
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__string( name, name )
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__field( enum dev_pm_qos_req_type, type )
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__field( s32, new_value )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->type = type;
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__entry->new_value = new_value;
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),
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TP_printk("device=%s type=%s new_value=%d",
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__get_str(name),
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__print_symbolic(__entry->type,
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{ DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
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{ DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
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__entry->new_value)
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);
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DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
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TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
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s32 new_value),
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TP_ARGS(name, type, new_value)
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);
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DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
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TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
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s32 new_value),
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TP_ARGS(name, type, new_value)
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);
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DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
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TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
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s32 new_value),
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TP_ARGS(name, type, new_value)
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);
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TRACE_EVENT(guest_halt_poll_ns,
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TP_PROTO(bool grow, unsigned int new, unsigned int old),
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TP_ARGS(grow, new, old),
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TP_STRUCT__entry(
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__field(bool, grow)
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__field(unsigned int, new)
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__field(unsigned int, old)
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),
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TP_fast_assign(
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__entry->grow = grow;
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__entry->new = new;
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__entry->old = old;
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),
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TP_printk("halt_poll_ns %u (%s %u)",
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__entry->new,
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__entry->grow ? "grow" : "shrink",
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__entry->old)
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);
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#define trace_guest_halt_poll_ns_grow(new, old) \
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trace_guest_halt_poll_ns(true, new, old)
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#define trace_guest_halt_poll_ns_shrink(new, old) \
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trace_guest_halt_poll_ns(false, new, old)
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#endif /* _TRACE_POWER_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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