ASoC: qcom: Constify asoc_qcom_lpass_cpu_dai_ops

asoc_qcom_lpass_cpu_dai_ops is exported and used by multiple drivers,
make it const to prevent modifying it at run time.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/qcom/lpass-cpu.c

@@ -235,7 +235,7 @@ static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream,
 	return ret;
 }
 
-struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops = {
+const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops = {
 	.set_sysclk	= lpass_cpu_daiops_set_sysclk,
 	.startup	= lpass_cpu_daiops_startup,
 	.shutdown	= lpass_cpu_daiops_shutdown,

sound/soc/qcom/lpass.h

@@ -93,6 +93,6 @@ int asoc_qcom_lpass_platform_register(struct platform_device *);
 int asoc_qcom_lpass_cpu_platform_remove(struct platform_device *pdev);
 int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev);
 int asoc_qcom_lpass_cpu_dai_probe(struct snd_soc_dai *dai);
-extern struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops;
+extern const struct snd_soc_dai_ops asoc_qcom_lpass_cpu_dai_ops;
 
 #endif /* __LPASS_H__ */