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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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1188829abc
This allows to log all calls to the driver's lowlevel functions which simplifies debugging in some cases. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM pwm
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#if !defined(_TRACE_PWM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_PWM_H
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#include <linux/pwm.h>
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#include <linux/tracepoint.h>
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DECLARE_EVENT_CLASS(pwm,
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TP_PROTO(struct pwm_device *pwm, const struct pwm_state *state),
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TP_ARGS(pwm, state),
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TP_STRUCT__entry(
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__field(struct pwm_device *, pwm)
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__field(u64, period)
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__field(u64, duty_cycle)
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__field(enum pwm_polarity, polarity)
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__field(bool, enabled)
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),
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TP_fast_assign(
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__entry->pwm = pwm;
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__entry->period = state->period;
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__entry->duty_cycle = state->duty_cycle;
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__entry->polarity = state->polarity;
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__entry->enabled = state->enabled;
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),
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TP_printk("%p: period=%llu duty_cycle=%llu polarity=%d enabled=%d",
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__entry->pwm, __entry->period, __entry->duty_cycle,
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__entry->polarity, __entry->enabled)
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);
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DEFINE_EVENT(pwm, pwm_apply,
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TP_PROTO(struct pwm_device *pwm, const struct pwm_state *state),
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TP_ARGS(pwm, state)
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);
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DEFINE_EVENT(pwm, pwm_get,
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TP_PROTO(struct pwm_device *pwm, const struct pwm_state *state),
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TP_ARGS(pwm, state)
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);
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#endif /* _TRACE_PWM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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