ASoC: rcar: add rsnd_scu_hpbif_is_enable()

[linux-2.6-microblaze.git] / sound / soc / sh / rcar / scu.c

diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c
index 2df2e91..1ab1bce 100644 (file)
--- a/sound/soc/sh/rcar/scu.c
+++ b/sound/soc/sh/rcar/scu.c
@@ -146,20 +146,26 @@ static int rsnd_scu_set_hpbif(struct rsnd_priv *priv,
        return 0;
 }
 
+bool rsnd_scu_hpbif_is_enable(struct rsnd_mod *mod)
+{
+       struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
+       u32 flags = rsnd_scu_mode_flags(scu);
+
+       return !!(flags & RSND_SCU_USE_HPBIF);
+}
+
 static int rsnd_scu_start(struct rsnd_mod *mod,
                          struct rsnd_dai *rdai,
                          struct rsnd_dai_stream *io)
 {
        struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
-       struct rsnd_scu *scu = rsnd_mod_to_scu(mod);
        struct device *dev = rsnd_priv_to_dev(priv);
-       u32 flags = rsnd_scu_mode_flags(scu);
        int ret;
 
        /*
         * SCU will be used if it has RSND_SCU_USE_HPBIF flags
         */
-       if (!(flags & RSND_SCU_USE_HPBIF)) {
+       if (!rsnd_scu_hpbif_is_enable(mod)) {
                /* it use PIO transter */
                dev_dbg(dev, "%s%d is not used\n",
                        rsnd_mod_name(mod), rsnd_mod_id(mod));