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https://git.libcamera.org/libcamera/libcamera.git
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fcc6d4bd76
Implement tracing infrastructure in libcamera. It takes .tp files, as required by lttng, and generates a tracepoint header and C file, as lttng requires. meson is updated accordingly to get it to compile with the rest of libcamera. Update the documentation accordingly. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) {{year}}, Google Inc.
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*
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* tracepoints.h - Tracepoints with lttng
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*
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* This file is auto-generated. Do not edit.
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*/
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#ifndef __LIBCAMERA_INTERNAL_TRACEPOINTS_H__
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#define __LIBCAMERA_INTERNAL_TRACEPOINTS_H__
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#if HAVE_TRACING
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#define LIBCAMERA_TRACEPOINT(...) tracepoint(libcamera, __VA_ARGS__)
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#define LIBCAMERA_TRACEPOINT_IPA_BEGIN(pipe, func) \
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tracepoint(libcamera, ipa_call_begin, #pipe, #func)
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#define LIBCAMERA_TRACEPOINT_IPA_END(pipe, func) \
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tracepoint(libcamera, ipa_call_end, #pipe, #func)
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#else
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namespace {
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template <typename ...Args>
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inline void unused([[maybe_unused]] Args&& ...args)
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{
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}
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} /* namespace */
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#define LIBCAMERA_TRACEPOINT(category, ...) unused(__VA_ARGS__)
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#define LIBCAMERA_TRACEPOINT_IPA_BEGIN(pipe, func)
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#define LIBCAMERA_TRACEPOINT_IPA_END(pipe, func)
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#endif /* HAVE_TRACING */
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#endif /* __LIBCAMERA_INTERNAL_TRACEPOINTS_H__ */
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#if HAVE_TRACING
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#undef TRACEPOINT_PROVIDER
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#define TRACEPOINT_PROVIDER libcamera
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#undef TRACEPOINT_INCLUDE
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#define TRACEPOINT_INCLUDE "{{path}}"
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#if !defined(INCLUDE_LIBCAMERA_INTERNAL_TRACEPOINTS_TP_H) || defined(TRACEPOINT_HEADER_MULTI_READ)
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#define INCLUDE_LIBCAMERA_INTERNAL_TRACEPOINTS_TP_H
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#include <lttng/tracepoint.h>
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{{source}}
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#endif /* INCLUDE_LIBCAMERA_INTERNAL_TRACEPOINTS_TP_H */
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#include <lttng/tracepoint-event.h>
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#endif /* HAVE_TRACING */
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