From: Srinivas Kandagatla srinivas.kandagatla@linaro.org
commit d9be0ff4796d1b6f5ee391c1b7e3653a43cedfab upstream.
wcd934x_compander_set() currently returns zero eventhough it changes the value. Fix this, so that change notifications are sent correctly.
Fixes: 1cde8b822332 ("ASoC: wcd934x: add basic controls") Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org Link: https://lore.kernel.org/r/20211130160507.22180-4-srinivas.kandagatla@linaro.... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- sound/soc/codecs/wcd934x.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
--- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -3256,6 +3256,9 @@ static int wcd934x_compander_set(struct int value = ucontrol->value.integer.value[0]; int sel;
+ if (wcd->comp_enabled[comp] == value) + return 0; + wcd->comp_enabled[comp] = value; sel = value ? WCD934X_HPH_GAIN_SRC_SEL_COMPANDER : WCD934X_HPH_GAIN_SRC_SEL_REGISTER; @@ -3279,10 +3282,10 @@ static int wcd934x_compander_set(struct case COMPANDER_8: break; default: - break; + return 0; }
- return 0; + return 1; }
static int wcd934x_rx_hph_mode_get(struct snd_kcontrol *kc,