From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Fri, 20 Feb 2015 10:30:41 +0000 (+0000)
Subject: ASoC: rsnd: dvc: add rsnd_dvc_of_node()
X-Git-Tag: v4.1-rc1~117^2~1^2~3^4~23
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=93b986e246248d0587acb4f073a621179a16b763;p=karo-tx-linux.git

ASoC: rsnd: dvc: add rsnd_dvc_of_node()

This patch adds rsnd_dvc_of_node() to get DVC subnode from DT.
This is prepare for new DT bindings for 1st DMAC

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

diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index d7f9ed959c4e..e0990180e1ea 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -24,6 +24,9 @@ struct rsnd_dvc {
 	struct rsnd_kctrl_cfg_s rdown;	/* Ramp Rate Down */
 };
 
+#define rsnd_dvc_of_node(priv) \
+	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
+
 #define rsnd_mod_to_dvc(_mod)	\
 	container_of((_mod), struct rsnd_dvc, mod)