ASoC: ux500: mop500: Constify static snd_soc_ops

The struct mop500_ab8500_ops is only assigned to the ops field in the
snd_soc_dai_link struct which is a pointer to const struct snd_soc_ops.
Make it const to allow the compiler to put it in read-only memory.
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Link: https://lore.kernel.org/r/20210929094401.28086-1-rikard.falkeborn@gmail.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/ux500/mop500_ab8500.c

@@ -348,7 +348,7 @@ static int mop500_ab8500_hw_free(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-struct snd_soc_ops mop500_ab8500_ops[] = {
+const struct snd_soc_ops mop500_ab8500_ops[] = {
 	{
 		.hw_params = mop500_ab8500_hw_params,
 		.hw_free = mop500_ab8500_hw_free,

sound/soc/ux500/mop500_ab8500.h

@@ -11,7 +11,7 @@
 #ifndef MOP500_AB8500_H
 #define MOP500_AB8500_H
 
-extern struct snd_soc_ops mop500_ab8500_ops[];
+extern const struct snd_soc_ops mop500_ab8500_ops[];
 
 int mop500_ab8500_machine_init(struct snd_soc_pcm_runtime *rtd);
 void mop500_ab8500_remove(struct snd_soc_card *card);