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65 lines
1.7 KiB
65 lines
1.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#if !defined(_TRACE_PWC_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_PWC_H |
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#include <linux/usb.h> |
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#include <linux/tracepoint.h> |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM pwc |
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TRACE_EVENT(pwc_handler_enter, |
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TP_PROTO(struct urb *urb, struct pwc_device *pdev), |
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TP_ARGS(urb, pdev), |
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TP_STRUCT__entry( |
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__field(struct urb*, urb) |
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__field(struct pwc_frame_buf*, fbuf) |
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__field(int, urb__status) |
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__field(u32, urb__actual_length) |
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__field(int, fbuf__filled) |
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__string(name, pdev->v4l2_dev.name) |
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), |
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TP_fast_assign( |
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__entry->urb = urb; |
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__entry->fbuf = pdev->fill_buf; |
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__entry->urb__status = urb->status; |
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__entry->urb__actual_length = urb->actual_length; |
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__entry->fbuf__filled = (pdev->fill_buf |
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? pdev->fill_buf->filled : 0); |
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__assign_str(name, pdev->v4l2_dev.name); |
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), |
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TP_printk("dev=%s (fbuf=%p filled=%d) urb=%p (status=%d actual_length=%u)", |
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__get_str(name), |
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__entry->fbuf, |
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__entry->fbuf__filled, |
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__entry->urb, |
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__entry->urb__status, |
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__entry->urb__actual_length) |
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); |
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TRACE_EVENT(pwc_handler_exit, |
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TP_PROTO(struct urb *urb, struct pwc_device *pdev), |
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TP_ARGS(urb, pdev), |
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TP_STRUCT__entry( |
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__field(struct urb*, urb) |
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__field(struct pwc_frame_buf*, fbuf) |
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__field(int, fbuf__filled) |
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__string(name, pdev->v4l2_dev.name) |
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), |
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TP_fast_assign( |
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__entry->urb = urb; |
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__entry->fbuf = pdev->fill_buf; |
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__entry->fbuf__filled = pdev->fill_buf->filled; |
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__assign_str(name, pdev->v4l2_dev.name); |
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), |
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TP_printk(" dev=%s (fbuf=%p filled=%d) urb=%p", |
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__get_str(name), |
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__entry->fbuf, |
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__entry->fbuf__filled, |
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__entry->urb) |
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); |
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#endif /* _TRACE_PWC_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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