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[19/24,v2] ASoC: rsnd: dvc: add rsnd_dvc_of_node()

Message ID 87oaoonaal.wl%kuninori.morimoto.gx@renesas.com (mailing list archive)
State Accepted
Commit 93b986e246248d0587acb4f073a621179a16b763
Headers show

Commit Message

Kuninori Morimoto Feb. 20, 2015, 10:30 a.m. UTC 
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

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>
---
v1 -> v2

 - new patch

 sound/soc/sh/rcar/dvc.c |    3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index d7f9ed9..e099018 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)