diff options
| author | Bin Liu <b-liu@ti.com> | 2016-06-30 12:12:25 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-17 08:23:57 +0900 |
| commit | cfb9a1bc6e65c6093ed5ac4f1c0cc20a9f25d597 (patch) | |
| tree | a7545ead6d68ced863051ef70a95c8ad95a60b65 /drivers/usb/musb/musb_trace.h | |
| parent | c74173fdd4fba23f237af48dff95f613f011cee3 (diff) | |
usb: musb: add tracepoints to dump interrupt events
This adds tracepoints to dump musb interrupt events.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb/musb_trace.h')
| -rw-r--r-- | drivers/usb/musb/musb_trace.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_trace.h b/drivers/usb/musb/musb_trace.h index c974f48ee5d8..98acc1e0a7a0 100644 --- a/drivers/usb/musb/musb_trace.h +++ b/drivers/usb/musb/musb_trace.h @@ -128,6 +128,27 @@ DEFINE_EVENT(musb_regl, musb_writel, TP_ARGS(caller, addr, offset, data) ); +TRACE_EVENT(musb_isr, + TP_PROTO(struct musb *musb), + TP_ARGS(musb), + TP_STRUCT__entry( + __string(name, dev_name(musb->controller)) + __field(u8, int_usb) + __field(u16, int_tx) + __field(u16, int_rx) + ), + TP_fast_assign( + __assign_str(name, dev_name(musb->controller)); + __entry->int_usb = musb->int_usb; + __entry->int_tx = musb->int_tx; + __entry->int_rx = musb->int_rx; + ), + TP_printk("%s: usb %02x, tx %04x, rx %04x", + __get_str(name), __entry->int_usb, + __entry->int_tx, __entry->int_rx + ) +); + #endif /* __MUSB_TRACE_H */ /* this part has to be here */ |