ASoC: rsnd: add rsnd_path_parse() macro

Current R-Car sound supports only SRC/SSI,
but, other module will be supported.
This patch adds rsnd_path_parse() macro to share code

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/core.c b/sound/soc/sh/rcar/core.c
index 8ed8470..f74d02c 100644 (file)
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -576,14 +576,27 @@ static const struct snd_soc_dai_ops rsnd_soc_dai_ops = {
        .set_fmt        = rsnd_soc_dai_set_fmt,
 };
 
+#define rsnd_path_parse(priv, io, type)                                \
+({                                                             \
+       struct rsnd_mod *mod;                                   \
+       int ret = 0;                                            \
+       int id = -1;                                            \
+                                                               \
+       if (rsnd_is_enable_path(io, type)) {                    \
+               id = rsnd_info_id(priv, io, type);              \
+               if (id >= 0) {                                  \
+                       mod = rsnd_##type##_mod_get(priv, id);  \
+                       ret = rsnd_dai_connect(mod, io);        \
+               }                                               \
+       }                                                       \
+       ret;                                                    \
+})
+
 static int rsnd_path_init(struct rsnd_priv *priv,
                          struct rsnd_dai *rdai,
                          struct rsnd_dai_stream *io)
 {
-       struct rsnd_mod *mod;
        int ret;
-       int ssi_id = -1;
-       int src_id = -1;
 
        /*
         * Gen1 is created by SRU/SSI, and this SRU is base module of
@@ -595,28 +608,16 @@ static int rsnd_path_init(struct rsnd_priv *priv,
         * Gen2 SCU path is very flexible, but, Gen1 SRU (SCU parts) is
         * using fixed path.
         */
-       if (rsnd_is_enable_path(io, ssi))
-               ssi_id = rsnd_info_id(priv, io, ssi);
-       if (rsnd_is_enable_path(io, src))
-               src_id = rsnd_info_id(priv, io, src);
-
-       ret = 0;
 
        /* SRC */
-       if (src_id >= 0) {
-               mod = rsnd_src_mod_get(priv, src_id);
-               ret = rsnd_dai_connect(mod, io);
-               if (ret < 0)
-                       return ret;
-       }
+       ret = rsnd_path_parse(priv, io, src);
+       if (ret < 0)
+               return ret;
 
        /* SSI */
-       if (ssi_id >= 0) {
-               mod = rsnd_ssi_mod_get(priv, ssi_id);
-               ret = rsnd_dai_connect(mod, io);
-               if (ret < 0)
-                       return ret;
-       }
+       ret = rsnd_path_parse(priv, io, ssi);
+       if (ret < 0)
+               return ret;
 
        return ret;
 }