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ASoC: pcm: Fix DPCM for aux_devs

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When we instantiate an aux_dev we use a fake rtd as part of the process
which doesn't have a dai_link associated with it. Fix the dpcm startup
code to cope with this.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2012-05-08 10:33:47 +01:00
parent 3bb8a819c6
commit b3bba9a1a8
1 changed files with 3 additions and 0 deletions
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3
sound/soc/soc-pcm.c
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@ -2332,6 +2332,9 @@ static const struct file_operations dpcm_state_fops = {
int soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
{
if (!rtd->dai_link)
return 0;
rtd->debugfs_dpcm_root = debugfs_create_dir(rtd->dai_link->name,
rtd->card->debugfs_card_root);
if (!rtd->debugfs_dpcm_root) {