ASoC: fsl: Constify static snd_soc_ops

These are only assigned to the ops field 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>
Link: https://lore.kernel.org/r/20210920193947.10237-1-rikard.falkeborn@gmail.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/imx-audmix.c

@@ -132,12 +132,12 @@ static int imx_audmix_be_hw_params(struct snd_pcm_substream *substream,
 	return ret;
 }
 
-static struct snd_soc_ops imx_audmix_fe_ops = {
+static const struct snd_soc_ops imx_audmix_fe_ops = {
 	.startup = imx_audmix_fe_startup,
 	.hw_params = imx_audmix_fe_hw_params,
 };
 
-static struct snd_soc_ops imx_audmix_be_ops = {
+static const struct snd_soc_ops imx_audmix_be_ops = {
 	.hw_params = imx_audmix_be_hw_params,
 };
 

sound/soc/fsl/imx-card.c

@@ -442,12 +442,12 @@ static int imx_aif_startup(struct snd_pcm_substream *substream)
 	return ret;
 }
 
-static struct snd_soc_ops imx_aif_ops = {
+static const struct snd_soc_ops imx_aif_ops = {
 	.hw_params = imx_aif_hw_params,
 	.startup = imx_aif_startup,
 };
 
-static struct snd_soc_ops imx_aif_ops_be = {
+static const struct snd_soc_ops imx_aif_ops_be = {
 	.hw_params = imx_aif_hw_params,
 };
 

sound/soc/fsl/imx-hdmi.c

@@ -59,7 +59,7 @@ static int imx_hdmi_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops imx_hdmi_ops = {
+static const struct snd_soc_ops imx_hdmi_ops = {
 	.hw_params = imx_hdmi_hw_params,
 };