xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

usb: musb: host: add urb tracepoints

Browse Source 
Add urb tracepoints for host mode.

Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bin Liu
2016-06-30 12:12:26 -05:00
committed by Greg Kroah-Hartman
parent cfb9a1bc6e
commit 19ca682e03
2 changed files with 71 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
drivers/usb/musb/musb_trace.h
View File

@@ -23,6 +23,7 @@
#include <linux/types.h>
#include <linux/tracepoint.h>
#include <linux/usb.h>
#include "musb_core.h"
#define MUSB_MSG_MAX 500
@@ -149,6 +150,68 @@ TRACE_EVENT(musb_isr,
)
);
DECLARE_EVENT_CLASS(musb_urb,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb),
TP_STRUCT__entry(
__string(name, dev_name(musb->controller))
__field(struct urb *, urb)
__field(unsigned int, pipe)
__field(int, status)
__field(unsigned int, flag)
__field(u32, buf_len)
__field(u32, actual_len)
),
TP_fast_assign(
__assign_str(name, dev_name(musb->controller));
__entry->urb = urb;
__entry->pipe = urb->pipe;
__entry->status = urb->status;
__entry->flag = urb->transfer_flags;
__entry->buf_len = urb->transfer_buffer_length;
__entry->actual_len = urb->actual_length;
),
TP_printk("%s: %p, dev%d ep%d%s, flag 0x%x, len %d/%d, status %d",
__get_str(name), __entry->urb,
usb_pipedevice(__entry->pipe),
usb_pipeendpoint(__entry->pipe),
usb_pipein(__entry->pipe) ? "in" : "out",
__entry->flag,
__entry->actual_len, __entry->buf_len,
__entry->status
)
);
DEFINE_EVENT(musb_urb, musb_urb_start,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
DEFINE_EVENT(musb_urb, musb_urb_gb,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
DEFINE_EVENT(musb_urb, musb_urb_rx,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
DEFINE_EVENT(musb_urb, musb_urb_tx,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
DEFINE_EVENT(musb_urb, musb_urb_enq,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
DEFINE_EVENT(musb_urb, musb_urb_deq,
TP_PROTO(struct musb *musb, struct urb *urb),
TP_ARGS(musb, urb)
);
#endif /* __MUSB_TRACE_H */
/* this part has to be here */