leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ALSA: hda - rename hda_intel_trace.h to hda_controller_trace.h

Browse Source 
This patch does:

1. Rename the hda_intel_trace.h to hda_controller_trace.h as
this trace is used in hda_controller.c

2. Add some trace function for pcm flow.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Libin Yang 2015-05-12 09:43:21 +08:00 committed by Takashi Iwai
parent 598dfb56b0
commit 184865085b
3 changed files with 103 additions and 63 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sound/pci/hda/hda_controller.c
View File

@ -32,7 +32,7 @@
#include "hda_controller.h"
#define CREATE_TRACE_POINTS
#include "hda_intel_trace.h"
#include "hda_controller_trace.h"
/* DSP lock helpers */
#define dsp_lock(dev) snd_hdac_dsp_lock(azx_stream(dev))
@ -95,6 +95,7 @@ static int azx_pcm_close(struct snd_pcm_substream *substream)
struct azx *chip = apcm->chip;
struct azx_dev *azx_dev = get_azx_dev(substream);
trace_azx_pcm_close(chip, azx_dev);
mutex_lock(&chip->open_mutex);
azx_release_device(azx_dev);
if (hinfo->ops.close)
@ -113,6 +114,7 @@ static int azx_pcm_hw_params(struct snd_pcm_substream *substream,
struct azx_dev *azx_dev = get_azx_dev(substream);
int ret;
trace_azx_pcm_hw_params(chip, azx_dev);
dsp_lock(azx_dev);
if (dsp_is_locked(azx_dev)) {
ret = -EBUSY;
@ -163,6 +165,7 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream)
snd_hda_spdif_out_of_nid(apcm->codec, hinfo->nid);
unsigned short ctls = spdif ? spdif->ctls : 0;
trace_azx_pcm_prepare(chip, azx_dev);
dsp_lock(azx_dev);
if (dsp_is_locked(azx_dev)) {
err = -EBUSY;
@ -403,6 +406,7 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
snd_hda_codec_pcm_get(apcm->info);
mutex_lock(&chip->open_mutex);
azx_dev = azx_assign_device(chip, substream);
trace_azx_pcm_open(chip, azx_dev);
if (azx_dev == NULL) {
err = -EBUSY;
goto unlock;

98
sound/pci/hda/hda_controller_trace.h Normal file
View File

@ -0,0 +1,98 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hda_controller
#define TRACE_INCLUDE_FILE hda_controller_trace
#if !defined(_TRACE_HDA_CONTROLLER_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_HDA_CONTROLLER_H
#include <linux/tracepoint.h>
struct azx;
struct azx_dev;
TRACE_EVENT(azx_pcm_trigger,
TP_PROTO(struct azx *chip, struct azx_dev *dev, int cmd),
TP_ARGS(chip, dev, cmd),
TP_STRUCT__entry(
__field( int, card )
__field( int, idx )
__field( int, cmd )
),
TP_fast_assign(
__entry->card = (chip)->card->number;
__entry->idx = (dev)->core.index;
__entry->cmd = cmd;
),
TP_printk("[%d:%d] cmd=%d", __entry->card, __entry->idx, __entry->cmd)
);
TRACE_EVENT(azx_get_position,
TP_PROTO(struct azx *chip, struct azx_dev *dev, unsigned int pos, unsigned int delay),
TP_ARGS(chip, dev, pos, delay),
TP_STRUCT__entry(
__field( int, card )
__field( int, idx )
__field( unsigned int, pos )
__field( unsigned int, delay )
),
TP_fast_assign(
__entry->card = (chip)->card->number;
__entry->idx = (dev)->core.index;
__entry->pos = pos;
__entry->delay = delay;
),
TP_printk("[%d:%d] pos=%u, delay=%u", __entry->card, __entry->idx, __entry->pos, __entry->delay)
);
DECLARE_EVENT_CLASS(azx_pcm,
TP_PROTO(struct azx *chip, struct azx_dev *azx_dev),
TP_ARGS(chip, azx_dev),
TP_STRUCT__entry(
__field( unsigned char, stream_tag )
),
TP_fast_assign(
__entry->stream_tag = (azx_dev)->core.stream_tag;
),
TP_printk("stream_tag: %d", __entry->stream_tag)
);
DEFINE_EVENT(azx_pcm, azx_pcm_open,
TP_PROTO(struct azx *chip, struct azx_dev *azx_dev),
TP_ARGS(chip, azx_dev)
);
DEFINE_EVENT(azx_pcm, azx_pcm_close,
TP_PROTO(struct azx *chip, struct azx_dev *azx_dev),
TP_ARGS(chip, azx_dev)
);
DEFINE_EVENT(azx_pcm, azx_pcm_hw_params,
TP_PROTO(struct azx *chip, struct azx_dev *azx_dev),
TP_ARGS(chip, azx_dev)
);
DEFINE_EVENT(azx_pcm, azx_pcm_prepare,
TP_PROTO(struct azx *chip, struct azx_dev *azx_dev),
TP_ARGS(chip, azx_dev)
);
#endif /* _TRACE_HDA_CONTROLLER_H */
/* This part must be outside protection */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#include <trace/define_trace.h>

62
sound/pci/hda/hda_intel_trace.h
View File

@ -1,62 +0,0 @@
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hda_intel
#define TRACE_INCLUDE_FILE hda_intel_trace
#if !defined(_TRACE_HDA_INTEL_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_HDA_INTEL_H
#include <linux/tracepoint.h>
struct azx;
struct azx_dev;
TRACE_EVENT(azx_pcm_trigger,
TP_PROTO(struct azx *chip, struct azx_dev *dev, int cmd),
TP_ARGS(chip, dev, cmd),
TP_STRUCT__entry(
__field( int, card )
__field( int, idx )
__field( int, cmd )
),
TP_fast_assign(
__entry->card = (chip)->card->number;
__entry->idx = (dev)->core.index;
__entry->cmd = cmd;
),
TP_printk("[%d:%d] cmd=%d", __entry->card, __entry->idx, __entry->cmd)
);
TRACE_EVENT(azx_get_position,
TP_PROTO(struct azx *chip, struct azx_dev *dev, unsigned int pos, unsigned int delay),
TP_ARGS(chip, dev, pos, delay),
TP_STRUCT__entry(
__field( int, card )
__field( int, idx )
__field( unsigned int, pos )
__field( unsigned int, delay )
),
TP_fast_assign(
__entry->card = (chip)->card->number;
__entry->idx = (dev)->core.index;
__entry->pos = pos;
__entry->delay = delay;
),
TP_printk("[%d:%d] pos=%u, delay=%u", __entry->card, __entry->idx, __entry->pos, __entry->delay)
);
#endif /* _TRACE_HDA_INTEL_H */
/* This part must be outside protection */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#include <trace/define_trace.h>