From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Wed, 12 Feb 2014 05:05:26 +0000 (-0800)
Subject: ASoC: rsnd: print error if there is SRC settings mismatch
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a2070feede404484296aace813b6c518582a3f8e;p=linux-beck.git

ASoC: rsnd: print error if there is SRC settings mismatch

rsnd request clock master if SRC is used

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c
index 6e5c763e1040..3984d4b4f2df 100644
--- a/sound/soc/sh/rcar/scu.c
+++ b/sound/soc/sh/rcar/scu.c
@@ -122,6 +122,14 @@ static int rsnd_scu_ssi_mode_init(struct rsnd_mod *mod,
 	struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
 	struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
 	int id = rsnd_mod_id(mod);
+	u32 convert_rate = rsnd_scu_convert_rate(scu);
+
+	if (convert_rate && !rsnd_dai_is_clk_master(rdai)) {
+		struct device *dev = rsnd_priv_to_dev(priv);
+
+		dev_err(dev, "rsnd should be clk master when you rate convert\n");
+		return -EINVAL;
+	}
 
 	/*
 	 * SSI_MODE0