From: Rander Wang rander.wang@intel.com
If multiple pipeline are mixed into one, we can't unprepare the widget used by other pipelines. This patch checks use_count to address this case.
Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Rander Wang rander.wang@intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/sof-audio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 71cea83889fb0..62092e2d609c7 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -271,8 +271,8 @@ sof_unprepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widg struct snd_sof_widget *swidget = widget->dobj.private; struct snd_soc_dapm_path *p;
- /* it is already unprepared */ - if (!swidget->prepared) + /* return if the widget is in use or if it is already unprepared */ + if (!swidget->prepared || swidget->use_count > 1) return;
if (widget_ops[widget->id].ipc_unprepare)