diff options
Diffstat (limited to 'sound/soc/codecs/wcd9335.c')
| -rw-r--r-- | sound/soc/codecs/wcd9335.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 597420679505..d9f135200688 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -1287,6 +1287,9 @@ static int slim_rx_mux_put(struct snd_kcontrol *kc, struct snd_soc_dapm_update *update = NULL; u32 port_id = w->shift; + if (wcd->rx_port_value[port_id] == ucontrol->value.enumerated.item[0]) + return 0; + wcd->rx_port_value[port_id] = ucontrol->value.enumerated.item[0]; /* Remove channel from any list it's in before adding it to a new one */ |