diff --git a/sound/soc/codecs/max98371.c b/sound/soc/codecs/max98371.c
index 02352ed8961c..781be9ba8dba 100644
--- a/sound/soc/codecs/max98371.c
+++ b/sound/soc/codecs/max98371.c
@@ -426,7 +426,6 @@ MODULE_DEVICE_TABLE(of, max98371_of_match);
 static struct i2c_driver max98371_i2c_driver = {
 	.driver = {
 		.name = "max98371",
-		.owner = THIS_MODULE,
 		.pm = NULL,
 		.of_match_table = of_match_ptr(max98371_of_match),
 	},
diff --git a/sound/soc/codecs/max9867.c b/sound/soc/codecs/max9867.c
index c9673235078d..42e2e407e287 100644
--- a/sound/soc/codecs/max9867.c
+++ b/sound/soc/codecs/max9867.c
@@ -38,11 +38,10 @@ static DECLARE_TLV_DB_SCALE(max9860_capture_tlv, -600, 200, 0);
 static DECLARE_TLV_DB_SCALE(max9860_mic_tlv, 2000, 100, 1);
 static DECLARE_TLV_DB_SCALE(max9860_adc_left_tlv, -1200, 100, 1);
 static DECLARE_TLV_DB_SCALE(max9860_adc_right_tlv, -1200, 100, 1);
-static const unsigned int max98088_micboost_tlv[] = {
-	TLV_DB_RANGE_HEAD(2),
+static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(max98088_micboost_tlv,
 	0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
 	2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0),
-};
+);
 
 static const struct snd_kcontrol_new max9867_snd_controls[] = {
 	SOC_DOUBLE_R("Master Playback Volume", MAX9867_LEFTVOL,
diff --git a/sound/soc/codecs/max98926.c b/sound/soc/codecs/max98926.c
index 5830a81e535a..1eff7e0b092e 100644
--- a/sound/soc/codecs/max98926.c
+++ b/sound/soc/codecs/max98926.c
@@ -347,7 +347,7 @@ static int max98926_dai_set_fmt(struct snd_soc_dai *codec_dai,
 		max98926_set_sense_data(max98926);
 		break;
 	default:
-		dev_err(codec->dev, "DAI clock mode unsupported");
+		dev_err(codec->dev, "DAI clock mode unsupported\n");
 		return -EINVAL;
 	}
 
@@ -364,7 +364,7 @@ static int max98926_dai_set_fmt(struct snd_soc_dai *codec_dai,
 		invert = MAX98926_DAI_BCI_MASK | MAX98926_DAI_WCI_MASK;
 		break;
 	default:
-		dev_err(codec->dev, "DAI invert mode unsupported");
+		dev_err(codec->dev, "DAI invert mode unsupported\n");
 		return -EINVAL;
 	}
 
@@ -408,7 +408,7 @@ static int max98926_dai_hw_params(struct snd_pcm_substream *substream,
 		max98926->ch_size = 32;
 		break;
 	default:
-		dev_dbg(codec->dev, "format unsupported %d",
+		dev_dbg(codec->dev, "format unsupported %d\n",
 			params_format(params));
 		return -EINVAL;
 	}
diff --git a/sound/soc/mediatek/common/mtk-afe-fe-dai.c b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
index b788791b0a35..ac231d33d8fe 100644
--- a/sound/soc/mediatek/common/mtk-afe-fe-dai.c
+++ b/sound/soc/mediatek/common/mtk-afe-fe-dai.c
@@ -23,7 +23,8 @@
 
 #define AFE_BASE_END_OFFSET 8
 
-int mtk_regmap_update_bits(struct regmap *map, int reg, unsigned int mask,
+static int mtk_regmap_update_bits(struct regmap *map, int reg,
+			   unsigned int mask,
 			   unsigned int val)
 {
 	if (reg < 0)
@@ -31,7 +32,7 @@ int mtk_regmap_update_bits(struct regmap *map, int reg, unsigned int mask,
 	return regmap_update_bits(map, reg, mask, val);
 }
 
-int mtk_regmap_write(struct regmap *map, int reg, unsigned int val)
+static int mtk_regmap_write(struct regmap *map, int reg, unsigned int val)
 {
 	if (reg < 0)
 		return 0;