diff options
Diffstat (limited to 'sound/soc/intel/skylake/skl-pcm.c')
| -rw-r--r-- | sound/soc/intel/skylake/skl-pcm.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c index 5a532224cb47..17a64362b283 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -496,11 +496,6 @@ static int skl_link_pcm_prepare(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai = rtd->codec_dai; struct hdac_ext_link *link; - if (link_dev->link_prepared) { - dev_dbg(dai->dev, "already stream is prepared - returning\n"); - return 0; - } - dma_params = (struct skl_dma_params *) snd_soc_dai_get_dma_data(codec_dai, substream); if (dma_params) @@ -508,14 +503,15 @@ static int skl_link_pcm_prepare(struct snd_pcm_substream *substream, dev_dbg(dai->dev, "stream_tag=%d formatvalue=%d codec_dai_name=%s\n", hdac_stream(link_dev)->stream_tag, format_val, codec_dai->name); - snd_hdac_ext_link_stream_reset(link_dev); - - snd_hdac_ext_link_stream_setup(link_dev, format_val); - link = snd_hdac_ext_bus_get_link(ebus, rtd->codec->component.name); if (!link) return -EINVAL; + snd_hdac_ext_bus_link_power_up(link); + snd_hdac_ext_link_stream_reset(link_dev); + + snd_hdac_ext_link_stream_setup(link_dev, format_val); + snd_hdac_ext_link_set_stream_id(link, hdac_stream(link_dev)->stream_tag); link_dev->link_prepared = 1; @@ -527,12 +523,16 @@ static int skl_link_pcm_trigger(struct snd_pcm_substream *substream, { struct hdac_ext_stream *link_dev = snd_soc_dai_get_dma_data(dai, substream); + struct hdac_ext_bus *ebus = get_bus_ctx(substream); + struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); dev_dbg(dai->dev, "In %s cmd=%d\n", __func__, cmd); switch (cmd) { + case SNDRV_PCM_TRIGGER_RESUME: + skl_link_pcm_prepare(substream, dai); case SNDRV_PCM_TRIGGER_START: case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - case SNDRV_PCM_TRIGGER_RESUME: + snd_hdac_ext_stream_decouple(ebus, stream, true); snd_hdac_ext_link_stream_start(link_dev); break; @@ -540,6 +540,8 @@ static int skl_link_pcm_trigger(struct snd_pcm_substream *substream, case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_STOP: snd_hdac_ext_link_stream_clear(link_dev); + if (cmd == SNDRV_PCM_TRIGGER_SUSPEND) + snd_hdac_ext_stream_decouple(ebus, stream, false); break; default: |