[alsa-devel] CX20724 headset button detect

David Woodhouse dwmw2 at infradead.org
Wed Apr 4 18:54:13 CEST 2018


On Wed, 2018-04-04 at 17:32 +0200, Takashi Iwai wrote:
> 
> Maybe you can try to enable the GPIO unsolicited event and see whether
> any unsolicited event is generated.  Though, the datasheet says it's
> something else individual, but who knows.

/sys/class/sound/card0/hwC0D0# cat init_verbs 
0x1e 0x708 0x0086
0x1b 0x708 0x0087
0x1c 0x708 0x0088

Kill pulseaudio and echo 1 > reconfig, and now I don't even have the
jack insertion events... :)
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