[linux-audio-dev] when to implement controlC0/hwD0C0/mixerC0, and what for ?

Hi All, I'm getting a bit confused about how mixers and special harware controls (like GPIOs) are implemented in ALSA(0.9.0) : What is the difference between /proc/asound/dev/controlC0 and /proc/asound/dev/mixerC0 ? My card (ens1371) does not feature a mixerC0 device, does a call to

RE: [linux-audio-dev] Linux Audio Hardware Selection

Hi all, I was looking for a good, up-to-date documentation pointer upon software features provided by alsa. But I'm new to this architecture and I might be intoxicated by some kernel streaming architectures : is there a kind of hardware abstraction with ALSA, e.g. features that are managed by