Re: [Alsa-user] How to get access to all 16 channel controls on a multi-channel sound card

2016-04-26 Thread Takashi Sakamoto
On Apr 27 2016 00:50, Caleb Crome wrote: >>> Furtheremore, 'alsamixer' has a limitation of displayed channels up to 8. >>> For example, see these lines: >>>

Re: [Alsa-user] speaker-test works but a aplay does not

2016-04-26 Thread Hauke Westemeier
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, > aplay calls the ALSA API in the obvious way, just like > speaker-test, so I'm not sure why one works and one does not. I > suspect there might be a bug in the ALSA framework. > Do you have an idea how to find and fix this bug? I would

Re: [Alsa-user] How to get access to all 16 channel controls on a multi-channel sound card

2016-04-26 Thread Caleb Crome
>> Furtheremore, 'alsamixer' has a limitation of displayed channels up to 8. >> For example, see these lines: >> http://git.alsa-project.org/?p=alsa-utils.git;a=blob;f=alsamixer/mixer_display.c;h=b1f79d06522157c80d438b8429648ebe5bb269f0;hb=96db90e98a6040f680f4ebca1880268a2e1ab6cc#l587 >> > > Is

Re: [Alsa-user] How to get access to all 16 channel controls on a multi-channel sound card

2016-04-26 Thread Caleb Crome
Thanks Takashi & Clemens. On Mon, Apr 25, 2016 at 6:19 PM, Takashi Sakamoto wrote: > Hi, > > I'm a developer mainly for sound device driver of multi-channel devices, > i.e. 40/40 PCM channels for playback/capture. BTW, is this available for purchase? >> How do I get

Re: [Alsa-user] speaker-test works but a aplay does not

2016-04-26 Thread Clemens Ladisch
Hauke Westemeier wrote: > the people of HifiBerry told me (see linked thread) that there is no > "THE driver" and therefore I can not provide its source code. Well, the source code files appear to be: sound/soc/bcm/hifiberry_dacplus.c sound/soc/bcm/bcm2835-i2s.c sound/soc/codecs/pcm512x.c As far

Re: [Alsa-user] How to get access to all 16 channel controls on a multi-channel sound card

2016-04-26 Thread Clemens Ladisch
Caleb Crome wrote: > I'm working on a 16 channel XMOS based USB sound card. > [...] > How do I get alsamixer to recognize all the controls & channels and > map them simply to names like: > > ch0, ch1, ch2, ch3, ... ch14, ch15 ? alsamixer just does not support this. It might be possible to change