61 lines
1.3 KiB
C
61 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* trace.h - USB UVC Gadget Trace Support
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*
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* Copyright (C) 2024 Pengutronix e.K.
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*
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* Author: Michael Grzeschik <m.grzeschik@pengutronix.de>
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM uvcg
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#if !defined(__UVCG_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
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#define __UVCG_TRACE_H
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <linux/usb/gadget.h>
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#include <asm/byteorder.h>
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DECLARE_EVENT_CLASS(uvcg_video_req,
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TP_PROTO(struct usb_request *req, u32 queued),
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TP_ARGS(req, queued),
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TP_STRUCT__entry(
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__field(struct usb_request *, req)
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__field(u32, length)
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__field(u32, queued)
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),
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TP_fast_assign(
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__entry->req = req;
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__entry->length = req->length;
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__entry->queued = queued;
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),
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TP_printk("req %p length %u queued %u",
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__entry->req,
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__entry->length,
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__entry->queued)
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);
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DEFINE_EVENT(uvcg_video_req, uvcg_video_complete,
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TP_PROTO(struct usb_request *req, u32 queued),
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TP_ARGS(req, queued)
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);
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DEFINE_EVENT(uvcg_video_req, uvcg_video_queue,
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TP_PROTO(struct usb_request *req, u32 queued),
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TP_ARGS(req, queued)
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);
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#endif /* __UVCG_TRACE_H */
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/* this part has to be here */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE uvc_trace
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#include <trace/define_trace.h>
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