diff options
| -rw-r--r-- | sound/pci/hda/Makefile | 1 | ||||
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 9 | ||||
| -rw-r--r-- | sound/pci/hda/hda_intel_trace.h | 62 |
3 files changed, 71 insertions, 1 deletions
diff --git a/sound/pci/hda/Makefile b/sound/pci/hda/Makefile index bd4149f..24a2514 100644 --- a/sound/pci/hda/Makefile +++ b/sound/pci/hda/Makefile @@ -8,6 +8,7 @@ snd-hda-codec-$(CONFIG_SND_HDA_INPUT_BEEP) += hda_beep.o # for trace-points CFLAGS_hda_codec.o := -I$(src) +CFLAGS_hda_intel.o := -I$(src) snd-hda-codec-realtek-objs := patch_realtek.o snd-hda-codec-cmedia-objs := patch_cmedia.o diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index d96a14e..d7481f0 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -527,6 +527,9 @@ struct azx { struct list_head list; }; +#define CREATE_TRACE_POINTS +#include "hda_intel_trace.h" + /* driver types */ enum { AZX_DRIVER_ICH, @@ -2059,6 +2062,9 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) int rstart = 0, start, nsync = 0, sbits = 0; int nwait, timeout; + azx_dev = get_azx_dev(substream); + trace_azx_pcm_trigger(chip, azx_dev, cmd); + switch (cmd) { case SNDRV_PCM_TRIGGER_START: rstart = 1; @@ -2231,6 +2237,7 @@ static unsigned int azx_get_position(struct azx *chip, { unsigned int pos; int stream = azx_dev->substream->stream; + int delay = 0; switch (chip->position_fix[stream]) { case POS_FIX_LPIB: @@ -2264,7 +2271,6 @@ static unsigned int azx_get_position(struct azx *chip, chip->position_fix[stream] == POS_FIX_POSBUF && (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) { unsigned int lpib_pos = azx_sd_readl(azx_dev, SD_LPIB); - int delay; if (stream == SNDRV_PCM_STREAM_PLAYBACK) delay = pos - lpib_pos; else @@ -2279,6 +2285,7 @@ static unsigned int azx_get_position(struct azx *chip, azx_dev->substream->runtime->delay = bytes_to_frames(azx_dev->substream->runtime, delay); } + trace_azx_get_position(chip, azx_dev, pos, delay); return pos; } diff --git a/sound/pci/hda/hda_intel_trace.h b/sound/pci/hda/hda_intel_trace.h new file mode 100644 index 0000000..7b5e4c2 --- /dev/null +++ b/sound/pci/hda/hda_intel_trace.h @@ -0,0 +1,62 @@ +#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)->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)->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> |
