From: Mark Brown Date: Wed, 20 Apr 2022 19:34:54 +0000 (+0100) Subject: ASoC: max98090: Generate notifications on changes for custom control X-Git-Tag: v5.15.73~4309 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7758a40d8608e05e2fbeaeb11789b334cccdf2ab;p=platform%2Fkernel%2Flinux-rpi.git ASoC: max98090: Generate notifications on changes for custom control [ Upstream commit 13fcf676d9e102594effc686d98521ff5c90b925 ] The max98090 driver has some custom controls which share a put() function which returns 0 unconditionally, meaning that events are not generated when the value changes. Fix that. Signed-off-by: Mark Brown Link: https://lore.kernel.org/r/20220420193454.2647908-2-broonie@kernel.org Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c index 6d92613..62b41ca 100644 --- a/sound/soc/codecs/max98090.c +++ b/sound/soc/codecs/max98090.c @@ -430,7 +430,7 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol, mask << mc->shift, sel << mc->shift); - return 0; + return *select != val; } static const char *max98090_perf_pwr_text[] =