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Diffstat (limited to 'sound/soc/codecs/tpa6130a2.c')
-rw-r--r--sound/soc/codecs/tpa6130a2.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index e55317b3578..d69d2f5f957 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -119,13 +119,13 @@ static int tpa6130a2_power(int power)
{
struct tpa6130a2_data *data;
u8 val;
- int ret;
+ int ret = 0;
BUG_ON(tpa6130a2_client == NULL);
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
- if (power) {
+ if (power && !data->power_state) {
ret = regulator_enable(data->supply);
if (ret != 0) {
@@ -153,7 +153,7 @@ static int tpa6130a2_power(int power)
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val &= ~TPA6130A2_SWS;
tpa6130a2_i2c_write(TPA6130A2_REG_CONTROL, val);
- } else {
+ } else if (!power && data->power_state) {
/* set SWS */
val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
val |= TPA6130A2_SWS;
@@ -388,16 +388,17 @@ static const struct snd_soc_dapm_route audio_map[] = {
int tpa6130a2_add_controls(struct snd_soc_codec *codec)
{
struct tpa6130a2_data *data;
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
if (tpa6130a2_client == NULL)
return -ENODEV;
data = i2c_get_clientdata(tpa6130a2_client);
- snd_soc_dapm_new_controls(codec, tpa6130a2_dapm_widgets,
+ snd_soc_dapm_new_controls(dapm, tpa6130a2_dapm_widgets,
ARRAY_SIZE(tpa6130a2_dapm_widgets));
- snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map));
+ snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
if (data->id == TPA6140A2)
return snd_soc_add_controls(codec, tpa6140a2_controls,