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Diffstat (limited to 'sound/soc/codecs/lpass-tx-macro.c')
-rw-r--r--sound/soc/codecs/lpass-tx-macro.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c
index 5c03ef8d88b3..7f9370ed126f 100644
--- a/sound/soc/codecs/lpass-tx-macro.c
+++ b/sound/soc/codecs/lpass-tx-macro.c
@@ -822,17 +822,23 @@ static int tx_macro_tx_mixer_put(struct snd_kcontrol *kcontrol,
struct tx_macro *tx = snd_soc_component_get_drvdata(component);
if (enable) {
+ if (tx->active_decimator[dai_id] == dec_id)
+ return 0;
+
set_bit(dec_id, &tx->active_ch_mask[dai_id]);
tx->active_ch_cnt[dai_id]++;
tx->active_decimator[dai_id] = dec_id;
} else {
+ if (tx->active_decimator[dai_id] == -1)
+ return 0;
+
tx->active_ch_cnt[dai_id]--;
clear_bit(dec_id, &tx->active_ch_mask[dai_id]);
tx->active_decimator[dai_id] = -1;
}
snd_soc_dapm_mixer_update_power(widget->dapm, kcontrol, enable, update);
- return 0;
+ return 1;
}
static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
@@ -1018,9 +1024,12 @@ static int tx_macro_dec_mode_put(struct snd_kcontrol *kcontrol,
int path = e->shift_l;
struct tx_macro *tx = snd_soc_component_get_drvdata(component);
+ if (tx->dec_mode[path] == value)
+ return 0;
+
tx->dec_mode[path] = value;
- return 0;
+ return 1;
}
static int tx_macro_get_bcs(struct snd_kcontrol *kcontrol,