diff options
| author | Viorel Suman <viorel.suman@nxp.com> | 2019-05-09 16:30:36 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-05-13 14:38:01 +0300 |
| commit | a8dee20d792432740509237943700fbcfc230bad (patch) | |
| tree | ff2755aea745ad2f5fdca99b415737c06087446d /sound/soc/codecs/ak4458.c | |
| parent | f3df05c805983427319eddc2411a2105ee1757cf (diff) | |
| download | linux-a8dee20d792432740509237943700fbcfc230bad.tar.xz | |
ASoC: ak4458: add return value for ak4458_probe
AK4458 is probed successfully even if AK4458 is not present - this
is caused by probe function returning no error on i2c access failure.
Return an error on probe if i2c access has failed.
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/ak4458.c')
| -rw-r--r-- | sound/soc/codecs/ak4458.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c index eab7c76cfcd9..4c5c3ec92609 100644 --- a/sound/soc/codecs/ak4458.c +++ b/sound/soc/codecs/ak4458.c @@ -536,9 +536,10 @@ static void ak4458_power_on(struct ak4458_priv *ak4458) } } -static void ak4458_init(struct snd_soc_component *component) +static int ak4458_init(struct snd_soc_component *component) { struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component); + int ret; /* External Mute ON */ if (ak4458->mute_gpiod) @@ -546,21 +547,21 @@ static void ak4458_init(struct snd_soc_component *component) ak4458_power_on(ak4458); - snd_soc_component_update_bits(component, AK4458_00_CONTROL1, + ret = snd_soc_component_update_bits(component, AK4458_00_CONTROL1, 0x80, 0x80); /* ACKS bit = 1; 10000000 */ + if (ret < 0) + return ret; - ak4458_rstn_control(component, 1); + return ak4458_rstn_control(component, 1); } static int ak4458_probe(struct snd_soc_component *component) { struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component); - ak4458_init(component); - ak4458->fs = 48000; - return 0; + return ak4458_init(component); } static void ak4458_remove(struct snd_soc_component *component) |