ASoC: rsnd: make arrays path and cmd_case static const

Don't populate the arrays path and cmd_case on the stack but make
them static const.  Makes the object code smaller:

Before:
   text    data     bss     dec     hex filename
   2673     624       0    3297     ce1 sound/soc/sh/rcar/cmd.o

After:
   text    data     bss     dec     hex filename
   2398     768       0    3166     c5e sound/soc/sh/rcar/cmd.o
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sh/rcar/cmd.c

@@ -31,7 +31,7 @@ static int rsnd_cmd_init(struct rsnd_mod *mod,
 	struct rsnd_mod *mix = rsnd_io_to_mod_mix(io);
 	struct device *dev = rsnd_priv_to_dev(priv);
 	u32 data;
-	u32 path[] = {
+	static const u32 path[] = {
 		[1] = 1 << 0,
 		[5] = 1 << 8,
 		[6] = 1 << 12,
@@ -71,7 +71,7 @@ static int rsnd_cmd_init(struct rsnd_mod *mod,
 	} else {
 		struct rsnd_mod *src = rsnd_io_to_mod_src(io);
 
-		u8 cmd_case[] = {
+		static const u8 cmd_case[] = {
 			[0] = 0x3,
 			[1] = 0x3,
 			[2] = 0x4,