[Bug 254465] [sound] No sound with Schiit Audio Modi 3+ USB dac

From: <bugzilla-noreply_at_freebsd.org>
Date: Mon, 02 Sep 2024 16:23:56 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254465

Jack Neely <jjneely@linuxczar.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jjneely@linuxczar.net

--- Comment #11 from Jack Neely <jjneely@linuxczar.net> ---
I have a newer Schiit Asguard 3 with the Unison DAC module.  It also does not
work at all.

Can I fund someone in looking at this bug?

pcm4: <Schiit Audio Schiit Unison Universal Dac> on uaudio0 (1p:1v/0r:0v)
default
        snddev
flags=0x200002e7<SIMPLEX,AUTOVCHAN,SOFTPCMVOL,BUSY,MPSAFE,REGISTERED,VPC,PRIO_WR>
        [pcm4:play:dsp4.p0]: spd 48000, fmt 0x00200010/0x00201000, flags
0x00002100, 0x00000006
        interrupts 54, underruns 0, feed 53, ready 0
[b:3072/1536/2|bs:2048/1024/2]
        channel flags=0x2100<BUSY,HAS_VCHAN>
        {userland} -> feeder_mixer(0x00200010) -> feeder_format(0x00200010 ->
0x00201000) -> {hardware}
        pcm4:play:dsp4.p0[pcm4:virtual:dsp4.vp0]: spd 48000, fmt
0x00101000/0x00200010, flags 0x10000000, 0x00000063
        interrupts 0, underruns 0, feed 0, ready 0 [b:0/0/0|bs:8192/1024/8]
        channel flags=0x10000000<VIRTUAL>
        {userland} -> feeder_root(0x00101000) -> feeder_format(0x00101000 ->
0x00100010) -> feeder_matrix(1.0 -> 2.0) -> feeder_volume(0x00200010) ->
{hardware}

feed_root: (virtual) appending 4 bytes (count=4 l=0 feed=530)
uaudio_chan_play_callback: transferring 1536 bytes
pcm4: chn_trigger() pcm4:play:dsp4.p0: calling go=0xffffffff , prev=0x00000001
uaudio_configure_msg_sub:
pcm4: chn_trigger() pcm4:virtual:dsp4.vp0: calling go=0xffffffff ,
prev=0x00000001
pcm4: chn_resizebuf(): PCMDIR_PLAY (hardware) timeout=10 b[3072/1536/2]
bs[2048/1024/2] limit=0
sndbuf_remalloc(): b=0xfffff804f377b180 8192 [8192] NOCHANGE
pcm4: chn_resizebuf(): PCMDIR_PLAY (virtual) timeout=10 b[0/0/0]
bs[8192/1024/8] limit=2048
uaudio_chan_play_callback: not running or no buffer!
uaudio_chan_play_callback: not running or no buffer!

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