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[v1,2/3] ASoC: meson: Fix event generation for AUI CODEC mux

Message ID 20220421123803.292063-3-broonie@kernel.org (mailing list archive)
State New, archived
Headers show
Series ASoC: meson: Fix mixer-test issues | expand

Commit Message

Mark Brown April 21, 2022, 12:38 p.m. UTC 
The AIU CODEC has a custom put() operation which returns 0 when the value
of the mux changes, meaning that events are not generated for userspace.
Change to return 1 in this case, the function returns early in the case
where there is no change.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 sound/soc/meson/aiu-codec-ctrl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/meson/aiu-codec-ctrl.c b/sound/soc/meson/aiu-codec-ctrl.c
index c3ea733fce91..c966fc60dc73 100644
--- a/sound/soc/meson/aiu-codec-ctrl.c
+++ b/sound/soc/meson/aiu-codec-ctrl.c
@@ -57,7 +57,7 @@  static int aiu_codec_ctrl_mux_put_enum(struct snd_kcontrol *kcontrol,
 
 	snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);
 
-	return 0;
+	return 1;
 }
 
 static SOC_ENUM_SINGLE_DECL(aiu_hdmi_ctrl_mux_enum, AIU_HDMI_CLK_DATA_CTRL,