From 3c1464658ec642309453db33364e82291d98acc2 Mon Sep 17 00:00:00 2001 From: Liam Girdwood Date: Wed, 14 Mar 2018 20:43:51 +0000 Subject: [PATCH] ASoC: pcm: improve debug output for DPCM BE searching. Improve the DPCM BE search debug output to make it easier to debug issues in topologies. Signed-off-by: Liam Girdwood Signed-off-by: Mark Brown --- sound/soc/soc-pcm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 084125463d10..68d9dc930096 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -1392,12 +1392,18 @@ static struct snd_soc_pcm_runtime *dpcm_get_be(struct snd_soc_card *card, struct snd_soc_pcm_runtime *be; int i; + dev_dbg(card->dev, "ASoC: find BE for widget %s\n", widget->name); + if (stream == SNDRV_PCM_STREAM_PLAYBACK) { list_for_each_entry(be, &card->rtd_list, list) { if (!be->dai_link->no_pcm) continue; + dev_dbg(card->dev, "ASoC: try BE : %s\n", + be->cpu_dai->playback_widget ? + be->cpu_dai->playback_widget->name : "(not set)"); + if (be->cpu_dai->playback_widget == widget) return be; @@ -1414,6 +1420,10 @@ static struct snd_soc_pcm_runtime *dpcm_get_be(struct snd_soc_card *card, if (!be->dai_link->no_pcm) continue; + dev_dbg(card->dev, "ASoC: try BE %s\n", + be->cpu_dai->capture_widget ? + be->cpu_dai->capture_widget->name : "(not set)"); + if (be->cpu_dai->capture_widget == widget) return be; @@ -1425,6 +1435,7 @@ static struct snd_soc_pcm_runtime *dpcm_get_be(struct snd_soc_card *card, } } + /* dai link name and stream name set correctly ? */ dev_err(card->dev, "ASoC: can't get %s BE for %s\n", stream ? "capture" : "playback", widget->name); return NULL;