diff options
| -rw-r--r-- | sound/soc/sof/topology.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index e72dcae5e7ee..0db11ba559d6 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -1569,6 +1569,46 @@ static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index, return 0; } +static void sof_disconnect_dai_widget(struct snd_soc_component *scomp, + struct snd_soc_dapm_widget *w) +{ + struct snd_soc_card *card = scomp->card; + struct snd_soc_pcm_runtime *rtd; + struct snd_soc_dai *cpu_dai; + int i; + + if (!w->sname) + return; + + list_for_each_entry(rtd, &card->rtd_list, list) { + /* does stream match DAI link ? */ + if (!rtd->dai_link->stream_name || + strcmp(w->sname, rtd->dai_link->stream_name)) + continue; + + switch (w->id) { + case snd_soc_dapm_dai_out: + for_each_rtd_cpu_dais(rtd, i, cpu_dai) { + if (cpu_dai->capture_widget == w) { + cpu_dai->capture_widget = NULL; + break; + } + } + break; + case snd_soc_dapm_dai_in: + for_each_rtd_cpu_dais(rtd, i, cpu_dai) { + if (cpu_dai->playback_widget == w) { + cpu_dai->playback_widget = NULL; + break; + } + } + break; + default: + break; + } + } +} + /* bind PCM ID to host component ID */ static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm, int dir) @@ -2449,6 +2489,9 @@ static int sof_widget_unload(struct snd_soc_component *scomp, kfree(dai->dai_config); list_del(&dai->list); } + + sof_disconnect_dai_widget(scomp, widget); + break; default: break; |