[alsa-devel] Custom IOCTL call

Clemens Ladisch clemens at ladisch.de
Mon Dec 13 10:00:43 CET 2010

Radivoje Jovanovic wrote:
> I am writing custom IOCTL calls for my card. I have made hwdep interface and
> set ioctl ops call for it. But, now the question is which device I need to
> open in my user space app to talk to correct ioctl?

You should use snd_hwdep_open(... "hw:0" ) and snd_hwdep_ioctl().


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