From f87a3e825cb0f7d4d51556ece147f1a6299ac1af Mon Sep 17 00:00:00 2001
From: Xiubo Li
Date: Tue, 7 Jan 2014 09:13:42 +0800
Subject: [PATCH] ASoC: simple-card: fix the DAPM routes map parsing
The simple-card's DAPM route maping is optional.
Signed-off-by: Xiubo Li
Signed-off-by: Mark Brown
---
sound/soc/generic/simple-card.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c
index d4402fb57253..eb95beb25d43 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -134,10 +134,12 @@ static int asoc_simple_card_parse_of(struct device_node *node,
(SND_SOC_DAIFMT_FORMAT_MASK | SND_SOC_DAIFMT_INV_MASK);
/* DAPM routes */
- ret = snd_soc_of_parse_audio_routing(&info->snd_card,
+ if (of_property_read_bool(node, "simple-audio-routing")) {
+ ret = snd_soc_of_parse_audio_routing(&info->snd_card,
"simple-audio-routing");
- if (ret)
- return ret;
+ if (ret)
+ return ret;
+ }
/* CPU sub-node */
ret = -EINVAL;
--
2.39.2