ASoC: rt5651: Staticise non-exported symbols

Make the dai_ops const too since we can.
Signed-off-by: Mark Brown <broonie@linaro.org>

sound/soc/codecs/rt5651.c

@@ -1736,14 +1736,14 @@ static int rt5651_resume(struct snd_soc_codec *codec)
 #define RT5651_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
 			SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
 
-struct snd_soc_dai_ops rt5651_aif_dai_ops = {
+static const struct snd_soc_dai_ops rt5651_aif_dai_ops = {
 	.hw_params = rt5651_hw_params,
 	.set_fmt = rt5651_set_dai_fmt,
 	.set_sysclk = rt5651_set_dai_sysclk,
 	.set_pll = rt5651_set_dai_pll,
 };
 
-struct snd_soc_dai_driver rt5651_dai[] = {
+static struct snd_soc_dai_driver rt5651_dai[] = {
 	{
 		.name = "rt5651-aif1",
 		.id = RT5651_AIF1,
@@ -1882,7 +1882,7 @@ static int rt5651_i2c_remove(struct i2c_client *i2c)
 	return 0;
 }
 
-struct i2c_driver rt5651_i2c_driver = {
+static struct i2c_driver rt5651_i2c_driver = {
 	.driver = {
 		.name = "rt5651",
 		.owner = THIS_MODULE,