diff options
Diffstat (limited to 'sound/hda/hdac_stream.c')
| -rw-r--r-- | sound/hda/hdac_stream.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c index b53de020309f..2670792f43b4 100644 --- a/sound/hda/hdac_stream.c +++ b/sound/hda/hdac_stream.c @@ -657,6 +657,7 @@ static void azx_timecounter_init(struct hdac_stream *azx_dev, * snd_hdac_stream_timecounter_init - initialize time counter * @azx_dev: HD-audio core stream (master stream) * @streams: bit flags of streams to set up + * @start: true for PCM trigger start, false for other cases * * Initializes the time counter of streams marked by the bit flags (each * bit corresponds to the stream index). @@ -664,7 +665,7 @@ static void azx_timecounter_init(struct hdac_stream *azx_dev, * updated accordingly, too. */ void snd_hdac_stream_timecounter_init(struct hdac_stream *azx_dev, - unsigned int streams) + unsigned int streams, bool start) { struct hdac_bus *bus = azx_dev->bus; struct snd_pcm_runtime *runtime = azx_dev->substream->runtime; @@ -672,6 +673,9 @@ void snd_hdac_stream_timecounter_init(struct hdac_stream *azx_dev, bool inited = false; u64 cycle_last = 0; + if (!start) + goto skip; + list_for_each_entry(s, &bus->stream_list, list) { if ((streams & (1 << s->index))) { azx_timecounter_init(s, inited, cycle_last); @@ -682,6 +686,7 @@ void snd_hdac_stream_timecounter_init(struct hdac_stream *azx_dev, } } +skip: snd_pcm_gettime(runtime, &runtime->trigger_tstamp); runtime->trigger_tstamp_latched = true; } |