kern/174796: driver/audio: Audigy ZS driver produce strange noises
Tomasz CEDRO
cederom at tlen.pl
Sat Dec 29 10:10:01 UTC 2012
>Number: 174796
>Category: kern
>Synopsis: driver/audio: Audigy ZS driver produce strange noises
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Dec 29 10:10:01 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: Tomasz CEDRO
>Release: 9.1-RC3
>Organization:
CeDeROM
>Environment:
FreeBSD hexagon 9.1-RC3 FreeBSD 9.1-RC3 #0 r242324: Tue Oct 30 00:58:57 UTC 2012 root at farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC amd64
>Description:
Hello :-) I have installed BSD on a machine with Creative SoundBlaster Audigy ZS audio card, here I get the very strange sound produced by the card:
1. sound seems to be quantized on random play (even on the same tune).
2. videos seems to hang when sound is freezed or becomes a noise.
3. instead sound I get strange annoying loud noises like chainsaw.
It seems that some parameters are not (re)set correctly on play. Please advise :-)
% dmesg | grep -i audigy
emu10kx0: <Creative Audigy 2 ZS [SB0350]> port 0xdc00-0xdc3f irq 22 at device 7.0 on pci4
sysctl -a|grep snd
device snd_cmi
device snd_csa
device snd_emu10kx
device snd_es137x
device snd_hda
device snd_ich
device snd_uaudio
device snd_via8233
hw.snd.vpc_reset: 0
hw.snd.vpc_0db: 45
hw.snd.vpc_autoreset: 1
hw.snd.latency_profile: 1
hw.snd.latency: 5
hw.snd.report_soft_matrix: 1
hw.snd.report_soft_formats: 1
hw.snd.compat_linux_mmap: 0
hw.snd.feeder_eq_exact_rate: 0
hw.snd.feeder_eq_presets: PEQ:16000,0.2500,62,0.2500:-9,9,1.0:44100,48000,88200,96000,176400,192000
hw.snd.feeder_rate_quality: 1
hw.snd.feeder_rate_round: 25
hw.snd.feeder_rate_max: 2016000
hw.snd.feeder_rate_min: 1
hw.snd.feeder_rate_polyphase_max: 183040
hw.snd.feeder_rate_presets: 100:8:0.85 100:36:0.92 100:164:0.97
hw.snd.vpc_mixer_bypass: 1
hw.snd.verbose: 0
hw.snd.maxautovchans: 16
hw.snd.default_unit: 0
hw.snd.version: 2009061500/amd64
hw.snd.default_auto: 1
% sysctl -a | grep pcm
dev.pcm.0.%desc: EMU10Kx DSP front PCM interface
dev.pcm.0.%driver: pcm
dev.pcm.0.%parent: emu10kx0
dev.pcm.0.eapd: 1
dev.pcm.0.play.vchans: 4
dev.pcm.0.play.vchanmode: fixed
dev.pcm.0.play.vchanrate: 48000
dev.pcm.0.play.vchanformat: s16le:2.0
dev.pcm.0.rec.vchans: 1
dev.pcm.0.rec.vchanmode: fixed
dev.pcm.0.rec.vchanrate: 48000
dev.pcm.0.rec.vchanformat: s16le:2.0
dev.pcm.0.buffersize: 65536
dev.pcm.0.bitperfect: 0
dev.pcm.1.%desc: EMU10Kx DSP rear PCM interface
dev.pcm.1.%driver: pcm
dev.pcm.1.%parent: emu10kx0
dev.pcm.1.play.vchans: 1
dev.pcm.1.play.vchanmode: fixed
dev.pcm.1.play.vchanrate: 48000
dev.pcm.1.play.vchanformat: s16le:2.0
dev.pcm.1.buffersize: 65536
dev.pcm.1.bitperfect: 0
dev.pcm.2.%desc: EMU10Kx DSP center PCM interface
dev.pcm.2.%driver: pcm
dev.pcm.2.%parent: emu10kx0
dev.pcm.2.play.vchans: 1
dev.pcm.2.play.vchanmode: fixed
dev.pcm.2.play.vchanrate: 48000
dev.pcm.2.play.vchanformat: s16le:2.0
dev.pcm.2.buffersize: 65536
dev.pcm.2.bitperfect: 0
dev.pcm.3.%desc: EMU10Kx DSP subwoofer PCM interface
dev.pcm.3.%driver: pcm
dev.pcm.3.%parent: emu10kx0
dev.pcm.3.play.vchans: 1
dev.pcm.3.play.vchanmode: fixed
dev.pcm.3.play.vchanrate: 48000
dev.pcm.3.play.vchanformat: s16le:2.0
dev.pcm.3.buffersize: 65536
dev.pcm.3.bitperfect: 0
dev.pcm.4.%desc: EMU10Kx DSP side PCM interface
dev.pcm.4.%driver: pcm
dev.pcm.4.%parent: emu10kx0
dev.pcm.4.play.vchans: 1
dev.pcm.4.play.vchanmode: fixed
dev.pcm.4.play.vchanrate: 48000
dev.pcm.4.play.vchanformat: s16le:2.0
dev.pcm.4.buffersize: 65536
dev.pcm.4.bitperfect: 0
% cat /dev/sndstat
FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
Installed devices:
pcm0: <EMU10Kx DSP front PCM interface> (play/rec) default
pcm1: <EMU10Kx DSP rear PCM interface> (play)
pcm2: <EMU10Kx DSP center PCM interface> (play)
pcm3: <EMU10Kx DSP subwoofer PCM interface> (play)
pcm4: <EMU10Kx DSP side PCM interface> (play)
>How-To-Repeat:
Simply play audio and/or audio-video stream on the Audigy ZS card.
>Fix:
driver? configuration? reset? 64-bit?
>Release-Note:
>Audit-Trail:
>Unformatted:
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