ASoC: fsl_spdif: use snd_ctl_boolean_mono_info

Remove redundant code and use snd_ctl_boolean_mono_info
instead.
Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://lore.kernel.org/r/1615887736-31217-1-git-send-email-shengjiu.wang@nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/fsl/fsl_spdif.c

@@ -801,18 +801,6 @@ static int fsl_spdif_qget(struct snd_kcontrol *kcontrol,
 	return ret;
 }
 
-/* Valid bit information */
-static int fsl_spdif_vbit_info(struct snd_kcontrol *kcontrol,
-				struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-
-	return 0;
-}
-
 /* Get valid good bit from interrupt status register */
 static int fsl_spdif_rx_vbit_get(struct snd_kcontrol *kcontrol,
 				 struct snd_ctl_elem_value *ucontrol)
@@ -925,18 +913,6 @@ static int fsl_spdif_rxrate_get(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-/* User bit sync mode info */
-static int fsl_spdif_usync_info(struct snd_kcontrol *kcontrol,
-				struct snd_ctl_elem_info *uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-
-	return 0;
-}
-
 /*
  * User bit sync mode:
  * 1 CD User channel subcode
@@ -1018,7 +994,7 @@ static struct snd_kcontrol_new fsl_spdif_ctrls[] = {
 		.name = "IEC958 RX V-Bit Errors",
 		.access = SNDRV_CTL_ELEM_ACCESS_READ |
 			SNDRV_CTL_ELEM_ACCESS_VOLATILE,
-		.info = fsl_spdif_vbit_info,
+		.info = snd_ctl_boolean_mono_info,
 		.get = fsl_spdif_rx_vbit_get,
 	},
 	{
@@ -1027,7 +1003,7 @@ static struct snd_kcontrol_new fsl_spdif_ctrls[] = {
 		.access = SNDRV_CTL_ELEM_ACCESS_READ |
 			SNDRV_CTL_ELEM_ACCESS_WRITE |
 			SNDRV_CTL_ELEM_ACCESS_VOLATILE,
-		.info = fsl_spdif_vbit_info,
+		.info = snd_ctl_boolean_mono_info,
 		.get = fsl_spdif_tx_vbit_get,
 		.put = fsl_spdif_tx_vbit_put,
 	},
@@ -1047,7 +1023,7 @@ static struct snd_kcontrol_new fsl_spdif_ctrls[] = {
 		.access = SNDRV_CTL_ELEM_ACCESS_READ |
 			SNDRV_CTL_ELEM_ACCESS_WRITE |
 			SNDRV_CTL_ELEM_ACCESS_VOLATILE,
-		.info = fsl_spdif_usync_info,
+		.info = snd_ctl_boolean_mono_info,
 		.get = fsl_spdif_usync_get,
 		.put = fsl_spdif_usync_put,
 	},