| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #if !defined(_TRACE_PWC_H) || defined(TRACE_HEADER_MULTI_READ) |
| 3 | #define _TRACE_PWC_H |
| 4 | |
| 5 | #include <linux/usb.h> |
| 6 | #include <linux/tracepoint.h> |
| 7 | |
| 8 | #undef TRACE_SYSTEM |
| 9 | #define TRACE_SYSTEM pwc |
| 10 | |
| 11 | TRACE_EVENT(pwc_handler_enter, |
| 12 | TP_PROTO(struct urb *urb, struct pwc_device *pdev), |
| 13 | TP_ARGS(urb, pdev), |
| 14 | TP_STRUCT__entry( |
| 15 | __field(struct urb*, urb) |
| 16 | __field(struct pwc_frame_buf*, fbuf) |
| 17 | __field(int, urb__status) |
| 18 | __field(u32, urb__actual_length) |
| 19 | __field(int, fbuf__filled) |
| 20 | __string(name, pdev->v4l2_dev.name) |
| 21 | ), |
| 22 | TP_fast_assign( |
| 23 | __entry->urb = urb; |
| 24 | __entry->fbuf = pdev->fill_buf; |
| 25 | __entry->urb__status = urb->status; |
| 26 | __entry->urb__actual_length = urb->actual_length; |
| 27 | __entry->fbuf__filled = (pdev->fill_buf |
| 28 | ? pdev->fill_buf->filled : 0); |
| 29 | __assign_str(name, pdev->v4l2_dev.name); |
| 30 | ), |
| 31 | TP_printk("dev=%s (fbuf=%p filled=%d) urb=%p (status=%d actual_length=%u)", |
| 32 | __get_str(name), |
| 33 | __entry->fbuf, |
| 34 | __entry->fbuf__filled, |
| 35 | __entry->urb, |
| 36 | __entry->urb__status, |
| 37 | __entry->urb__actual_length) |
| 38 | ); |
| 39 | |
| 40 | TRACE_EVENT(pwc_handler_exit, |
| 41 | TP_PROTO(struct urb *urb, struct pwc_device *pdev), |
| 42 | TP_ARGS(urb, pdev), |
| 43 | TP_STRUCT__entry( |
| 44 | __field(struct urb*, urb) |
| 45 | __field(struct pwc_frame_buf*, fbuf) |
| 46 | __field(int, fbuf__filled) |
| 47 | __string(name, pdev->v4l2_dev.name) |
| 48 | ), |
| 49 | TP_fast_assign( |
| 50 | __entry->urb = urb; |
| 51 | __entry->fbuf = pdev->fill_buf; |
| 52 | __entry->fbuf__filled = pdev->fill_buf->filled; |
| 53 | __assign_str(name, pdev->v4l2_dev.name); |
| 54 | ), |
| 55 | TP_printk(" dev=%s (fbuf=%p filled=%d) urb=%p", |
| 56 | __get_str(name), |
| 57 | __entry->fbuf, |
| 58 | __entry->fbuf__filled, |
| 59 | __entry->urb) |
| 60 | ); |
| 61 | |
| 62 | #endif /* _TRACE_PWC_H */ |
| 63 | |
| 64 | /* This part must be outside protection */ |
| 65 | #include <trace/define_trace.h> |