ALSA: hda - Add tracepoint for unsolicited events
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
parent
d11b7fa3d5
commit
ecf726f541
3 changed files with 25 additions and 1 deletions
|
@ -529,7 +529,8 @@ Tracepoints
|
||||||
The hd-audio driver gives a few basic tracepoints.
|
The hd-audio driver gives a few basic tracepoints.
|
||||||
`hda:hda_send_cmd` traces each CORB write while `hda:hda_get_response`
|
`hda:hda_send_cmd` traces each CORB write while `hda:hda_get_response`
|
||||||
traces the response from RIRB (only when read from the codec driver).
|
traces the response from RIRB (only when read from the codec driver).
|
||||||
`hda:hda_bus_reset` traces the bus-reset due to fatal error, etc, and
|
`hda:hda_bus_reset` traces the bus-reset due to fatal error, etc,
|
||||||
|
`hda:hda_unsol_event` traces the unsolicited events, and
|
||||||
`hda:hda_power_down` and `hda:hda_power_up` trace the power down/up
|
`hda:hda_power_down` and `hda:hda_power_up` trace the power down/up
|
||||||
via power-saving behavior.
|
via power-saving behavior.
|
||||||
|
|
||||||
|
|
|
@ -610,6 +610,7 @@ int snd_hda_queue_unsol_event(struct hda_bus *bus, u32 res, u32 res_ex)
|
||||||
struct hda_bus_unsolicited *unsol;
|
struct hda_bus_unsolicited *unsol;
|
||||||
unsigned int wp;
|
unsigned int wp;
|
||||||
|
|
||||||
|
trace_hda_unsol_event(bus, res, res_ex);
|
||||||
unsol = bus->unsol;
|
unsol = bus->unsol;
|
||||||
if (!unsol)
|
if (!unsol)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
|
@ -87,6 +87,28 @@ DEFINE_EVENT(hda_power, hda_power_up,
|
||||||
TP_ARGS(codec)
|
TP_ARGS(codec)
|
||||||
);
|
);
|
||||||
|
|
||||||
|
TRACE_EVENT(hda_unsol_event,
|
||||||
|
|
||||||
|
TP_PROTO(struct hda_bus *bus, u32 res, u32 res_ex),
|
||||||
|
|
||||||
|
TP_ARGS(bus, res, res_ex),
|
||||||
|
|
||||||
|
TP_STRUCT__entry(
|
||||||
|
__field( unsigned int, card )
|
||||||
|
__field( u32, res )
|
||||||
|
__field( u32, res_ex )
|
||||||
|
),
|
||||||
|
|
||||||
|
TP_fast_assign(
|
||||||
|
__entry->card = (bus)->card->number;
|
||||||
|
__entry->res = res;
|
||||||
|
__entry->res_ex = res_ex;
|
||||||
|
),
|
||||||
|
|
||||||
|
TP_printk("[%d] res=%x, res_ex=%x", __entry->card,
|
||||||
|
__entry->res, __entry->res_ex)
|
||||||
|
);
|
||||||
|
|
||||||
#endif /* _TRACE_HDA_H */
|
#endif /* _TRACE_HDA_H */
|
||||||
|
|
||||||
/* This part must be outside protection */
|
/* This part must be outside protection */
|
||||||
|
|
Reference in a new issue