diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index fb8f18880524..33143fe1de0b 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -1494,6 +1494,9 @@ static int arizona_startup(struct snd_pcm_substream *substream,
 	const struct snd_pcm_hw_constraint_list *constraint;
 	unsigned int base_rate;
 
+	if (!substream->runtime)
+		return 0;
+
 	switch (dai_priv->clk) {
 	case ARIZONA_CLK_SYSCLK:
 		base_rate = priv->sysclk;
diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c
index 8d3b20ac7e30..f276d2dd1683 100644
--- a/sound/soc/codecs/wm5110.c
+++ b/sound/soc/codecs/wm5110.c
@@ -437,18 +437,17 @@ static int wm5110_in_pga_get(struct snd_kcontrol *kcontrol,
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
-	struct snd_soc_card *card = dapm->card;
 	int ret;
 
 	/*
 	 * PGA Volume is also used as part of the enable sequence, so
 	 * usage of it should be avoided whilst that is running.
 	 */
-	mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
+	snd_soc_dapm_mutex_lock(dapm);
 
 	ret = snd_soc_get_volsw_range(kcontrol, ucontrol);
 
-	mutex_unlock(&card->dapm_mutex);
+	snd_soc_dapm_mutex_unlock(dapm);
 
 	return ret;
 }
@@ -458,18 +457,17 @@ static int wm5110_in_pga_put(struct snd_kcontrol *kcontrol,
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
-	struct snd_soc_card *card = dapm->card;
 	int ret;
 
 	/*
 	 * PGA Volume is also used as part of the enable sequence, so
 	 * usage of it should be avoided whilst that is running.
 	 */
-	mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);
+	snd_soc_dapm_mutex_lock(dapm);
 
 	ret = snd_soc_put_volsw_range(kcontrol, ucontrol);
 
-	mutex_unlock(&card->dapm_mutex);
+	snd_soc_dapm_mutex_unlock(dapm);
 
 	return ret;
 }