ASoC: intel: boards: bytcht*: Constify static snd_soc_ops

These are only assigned to the ops fields in the snd_soc_dai_link struct
which is a pointer to const struct snd_soc_ops. Make them const to allow
the compiler to put them in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211127091954.12075-1-rikard.falkeborn@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/bytcht_cx2072x.c

@@ -147,7 +147,7 @@ static int byt_cht_cx2072x_aif1_startup(struct snd_pcm_substream *substream)
 					    SNDRV_PCM_HW_PARAM_RATE, 48000);
 }
 
-static struct snd_soc_ops byt_cht_cx2072x_aif1_ops = {
+static const struct snd_soc_ops byt_cht_cx2072x_aif1_ops = {
 	.startup = byt_cht_cx2072x_aif1_startup,
 };
 

sound/soc/intel/boards/bytcht_nocodec.c

@@ -93,7 +93,7 @@ static int aif1_startup(struct snd_pcm_substream *substream)
 			&constraints_48000);
 }
 
-static struct snd_soc_ops aif1_ops = {
+static const struct snd_soc_ops aif1_ops = {
 	.startup = aif1_startup,
 };