Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 3ac3f5ca authored by Liam Girdwood's avatar Liam Girdwood Committed by Mark Brown
Browse files

ASoC: dpcm: Allow FE to be opened without valid BE routes. 



Some userspace will open a PCM device and then configure mixers
for routing before triggering. This patch allows userspace to do
this sequence.

Signed-off-by: default avatarLiam Girdwood <lrg@ti.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 3e453654

sound/soc/soc-pcm.c

+1 −3
Original line number Diff line number Diff line
@@ -1955,10 +1955,8 @@ static int dpcm_fe_dai_open(struct snd_pcm_substream *fe_substream) 
	fe->dpcm[stream].runtime = fe_substream->runtime;



	if (dpcm_path_get(fe, stream, &list) <= 0) {

		dev_warn(fe->dev, "asoc: %s no valid %s route\n",

		dev_dbg(fe->dev, "asoc: %s no valid %s route\n",

			fe->dai_link->name, stream ? "capture" : "playback");

			mutex_unlock(&fe->card->mutex);

			return -EINVAL;

	}



	/* calculate valid and active FE <-> BE dpcms */