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Date:      Mon, 27 Mar 2006 23:36:23 -0500
From:      Anish Mistry <mistry.7@osu.edu>
To:        freebsd-multimedia@freebsd.org
Subject:   Sound recording issues snd_t4dwave snd_csa
Message-ID:  <200603272336.31574.mistry.7@osu.edu>

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On my laptop running current as of about a week ago I get the=20
following when trying to use teamspeak:
pcm0:record:0:dsp0.0: record interrupt timeout, channel dead
It can't record any sound.  I've checked the mixer settings and they=20
are fine.

> cat /dev/sndstat
=46reeBSD Audio Driver (newpcm)
Installed devices:
pcm0: <Acer Labs M5451> at io 0x1000 irq 9 kld snd_t4dwave (4p/1r/1v=20
channels duplex default)

pcm0: <Acer Labs M5451> port 0x1000-0x10ff mem 0xfc101000-0xfc101fff=20
irq 9 at device 4.0 on pci0
pcm0: <SigmaTel STAC9756/57 AC97 Codec>
pcm0: [GIANT-LOCKED]

> sysctl hw.snd
hw.snd.report_soft_formats: 1
hw.snd.targetirqrate: 32
hw.snd.feeder_rate_buffersize: 8192
hw.snd.feeder_rate_scaling: 5
hw.snd.feeder_rate_ratemax: 1102500
hw.snd.feeder_rate_ratemin: 4000
hw.snd.verbose: 1
hw.snd.maxautovchans: 0
hw.snd.unit: 0
hw.snd.pcm0.buffersize: 4096
hw.snd.pcm0.vchans: 0
hw.snd.pcm0.vchanrate: 48000

When recording input using my desktop with teamspeak the recorded=20
voice sounds slow and muffled.  Running RELENG_6 as of a few days=20
ago.
=46reeBSD Audio Driver (newpcm)
Installed devices:
pcm0: <CS461x PCM Audio> at irq 5 kld snd_csa (1p/1r/2v channels=20
duplex default)

csa0: <CS4280/CS4614/CS4622/CS4624/CS4630> mem=20
0xfebfd000-0xfebfdfff,0xfea00000-0xfeafffff irq 5 at device 10.0 on=20
pci0
csa: card is Hercules Game Theatre XP
csa0: [GIANT-LOCKED]
pcm0: <CS461x PCM Audio> on csa0
pcm0: <Cirrus Logic CS4294 AC97 Codec>
pcm0: [GIANT-LOCKED]

> sysctl hw.snd
hw.snd.report_soft_formats: 1
hw.snd.targetirqrate: 32
hw.snd.verbose: 1
hw.snd.maxautovchans: 6
hw.snd.unit: 0
hw.snd.pcm0.buffersize: 0
hw.snd.pcm0.vchans: 2

I don't know if these are regressions because I've never actually=20
tried anything with the mic input on either of these machines before.
Playback on both systems work fine.

Let me know what other information I need to provide.

=2D-=20
Anish Mistry

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