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