ASoC: samsung: Constify snd_soc_dapm_{route,widget} structs

These structs only have their address assigned to the
dapm_{routes,widget} fields in the snd_soc_card struct,
both which are pointers to const data. Make them const to
allow the compiler to put them in read-only memory.
Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220330204227.25081-1-rikard.falkeborn@gmail.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/samsung/bells.c

@@ -386,11 +386,11 @@ static struct snd_soc_codec_conf bells_codec_conf[] = {
 	},
 };
 
-static struct snd_soc_dapm_widget bells_widgets[] = {
+static const struct snd_soc_dapm_widget bells_widgets[] = {
 	SND_SOC_DAPM_MIC("DMIC", NULL),
 };
 
-static struct snd_soc_dapm_route bells_routes[] = {
+static const struct snd_soc_dapm_route bells_routes[] = {
 	{ "Sub CLK_SYS", NULL, "OPCLK" },
 	{ "CLKIN", NULL, "OPCLK" },
 

sound/soc/samsung/littlemill.c

@@ -228,7 +228,7 @@ static const struct snd_kcontrol_new controls[] = {
 	SOC_DAPM_PIN_SWITCH("WM1250 Output"),
 };
 
-static struct snd_soc_dapm_widget widgets[] = {
+static const struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
 
 	SND_SOC_DAPM_MIC("AMIC", NULL),
@@ -239,7 +239,7 @@ static struct snd_soc_dapm_widget widgets[] = {
 			      SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 };
 
-static struct snd_soc_dapm_route audio_paths[] = {
+static const struct snd_soc_dapm_route audio_paths[] = {
 	{ "Headphone", NULL, "HPOUT1L" },
 	{ "Headphone", NULL, "HPOUT1R" },
 

sound/soc/samsung/lowland.c

@@ -140,7 +140,7 @@ static const struct snd_kcontrol_new controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headphone"),
 };
 
-static struct snd_soc_dapm_widget widgets[] = {
+static const struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 
@@ -150,7 +150,7 @@ static struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_MIC("Main DMIC", NULL),
 };
 
-static struct snd_soc_dapm_route audio_paths[] = {
+static const struct snd_soc_dapm_route audio_paths[] = {
 	{ "Sub IN1", NULL, "HPOUT2L" },
 	{ "Sub IN2", NULL, "HPOUT2R" },
 

sound/soc/samsung/speyside.c

@@ -261,7 +261,7 @@ static const struct snd_kcontrol_new controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headphone"),
 };
 
-static struct snd_soc_dapm_widget widgets[] = {
+static const struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 
@@ -271,7 +271,7 @@ static struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_MIC("Main DMIC", NULL),
 };
 
-static struct snd_soc_dapm_route audio_paths[] = {
+static const struct snd_soc_dapm_route audio_paths[] = {
 	{ "IN1RN", NULL, "MICB1" },
 	{ "IN1RP", NULL, "MICB1" },
 	{ "IN1RN", NULL, "MICB2" },

sound/soc/samsung/tobermory.c

@@ -130,7 +130,7 @@ static const struct snd_kcontrol_new controls[] = {
 	SOC_DAPM_PIN_SWITCH("DMIC"),
 };
 
-static struct snd_soc_dapm_widget widgets[] = {
+static const struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_HP("Headphone", NULL),
 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 
@@ -140,7 +140,7 @@ static struct snd_soc_dapm_widget widgets[] = {
 	SND_SOC_DAPM_SPK("Main Speaker", NULL),
 };
 
-static struct snd_soc_dapm_route audio_paths[] = {
+static const struct snd_soc_dapm_route audio_paths[] = {
 	{ "Headphone", NULL, "HPOUTL" },
 	{ "Headphone", NULL, "HPOUTR" },