dc8c4a8aee
Add tracepoint for tracing the measured traffic in kbps, up_kbps and down_kbps in bwmon. This information is valuable for understanding what bwmon hw measures at the system cache level and at the DDR level which is helpful in debugging bwmon behavior. Signed-off-by: Shivnandan Kumar <quic_kshivnan@quicinc.com> Reviewed-by: Sibi Sankar <quic_sibis@quicinc.com> Link: https://lore.kernel.org/r/20240708101734.1999795-1-quic_kshivnan@quicinc.com Signed-off-by: Bjorn Andersson <andersson@kernel.org>
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM icc_bwmon
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#if !defined(_TRACE_ICC_BWMON_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_ICC_BWMON_H
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#include <linux/tracepoint.h>
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TRACE_EVENT(qcom_bwmon_update,
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TP_PROTO(const char *name,
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unsigned int meas_kbps, unsigned int up_kbps, unsigned int down_kbps),
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TP_ARGS(name, meas_kbps, up_kbps, down_kbps),
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TP_STRUCT__entry(
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__string(name, name)
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__field(unsigned int, meas_kbps)
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__field(unsigned int, up_kbps)
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__field(unsigned int, down_kbps)
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),
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TP_fast_assign(
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__assign_str(name);
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__entry->meas_kbps = meas_kbps;
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__entry->up_kbps = up_kbps;
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__entry->down_kbps = down_kbps;
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),
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TP_printk("name=%s meas_kbps=%u up_kbps=%u down_kbps=%u",
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__get_str(name),
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__entry->meas_kbps,
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__entry->up_kbps,
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__entry->down_kbps)
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);
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#endif /* _TRACE_ICC_BWMON_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH ../../drivers/soc/qcom/
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace_icc-bwmon
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#include <trace/define_trace.h>
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