Date: Mon, 21 May 2007 12:08:20 +0200 (CEST) From: Martin Dieringer <martin.dieringer@gmx.de> To: Ariff Abdullah <ariff@FreeBSD.org> Cc: freebsd-multimedia@freebsd.org Subject: Re: still audio hiccups Message-ID: <20070521120524.Q783@thinkpad.dieringer.dyndns.org> In-Reply-To: <20070513211512.4da57723.ariff@FreeBSD.org> References: <20070502032244.R860@thinkpad.dieringer.dyndns.org> <20070503221048.1061f296.ariff@FreeBSD.org> <20070508182001.U839@thinkpad.dieringer.dyndns.org> <20070509033542.D700@thinkpad.dieringer.dyndns.org> <20070511234912.4df9c1c7.ariff@FreeBSD.org> <20070513141949.E700@thinkpad.dieringer.dyndns.org> <20070513211512.4da57723.ariff@FreeBSD.org>
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On Sun, 13 May 2007, Ariff Abdullah wrote: > On Sun, 13 May 2007 14:28:25 +0200 (CEST) > Martin Dieringer <martin.dieringer@gmx.de> wrote: >> On Fri, 11 May 2007, Ariff Abdullah wrote: >> >>> On Wed, 9 May 2007 03:40:35 +0200 (CEST) >>> Martin Dieringer <martin.dieringer@gmx.de> wrote: >>>> On Tue, 8 May 2007, Martin Dieringer wrote: >>>> >>>>> On Thu, 3 May 2007, Ariff Abdullah wrote: >>>>> >>>>>> On Wed, 2 May 2007 03:40:08 +0200 (CEST) >>>>>> Martin Dieringer <martin.dieringer@gmx.de> wrote: >>>>>>> >>>>>>> >>>>>>> I thought it was over when I killed powerd. But now it >>> suddenly >>>> makes "hiccup" every few seconds again. >>>>>>> This appears on the internal sound card (intel ich4) as well >>> as >> the >> USB (m-audio transit) >>>>>>> With mpd, xmms, waveplay... >>>>>>> No load, processor or disk stress. >>>>>>> >>>>>>> - Thinkpad T42p >>>>>>> - FreeBSD 6.2-STABLE #5: Thu Mar 29 16:23:53 CEST 2007 >>>>>>> >>>>>> >>>>>> Please show the output of pciconf -lv | grep ^pcm >>>>>> >>>>> >>>>> >>>>> pcm0@pci0:31:5: class=0x040100 card=0x05371014 chip=0x24c58086 >>>>> rev=0x01 hdr=0x00 >>>>> vendor = 'Intel Corporation' >>>>> device = '82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 >>> Audio >> Controller' >>>>> class = multimedia >>>>> subclass = audio >>>>> >>>>> # cat /dev/sndstat FreeBSD Audio Driver (newpcm) >>>>> Installed devices: >>>>> pcm0: <Intel ICH4 (82801DB)> at io 0xc0000c00, 0xc0000800 irq 11 >>>>> bufsz 16384 kld snd_ich (1p/1r/0v channels duplex default) >>>>> pcm1: <USB Audio> at ? kld snd_uaudio (1p/1r/0v channels duplex) >>>>> mode 1:(output) 2ch, 24/24bit, pcm, 48001-96000Hz >>>>> mode 3:(output) 2ch, 16/16bit, pcm, 8000-48000Hz >>>>> mode 1:(input) 2ch, 24/24bit, pcm, 48001-96000Hz >>>>> mode 2:(input) 2ch, 24/24bit, pcm, 8000-48000Hz >>>>> mode 3:(input) 2ch, 16/16bit, pcm, 8000-48000Hz >>>> >>>> I switched to ACPI now (instead of APM), but the hiccups >>> remained. > >>>> They start after either the system is running for a while (now 6 >>>> hours) or music playback of some time (now about 2 hours >>> altogether) > and get worse. >>>> >>>> Shortly after a reboot everything seems ok. >>>> >>>> When I run "vmstat -w 1" they get worse, but I cannot relate them >>>> to any events.. >>>> >>> >>> pcm0 or pcm1, or both? Try enabling vchans, or grab binary modules >>> from http://people.freebsd.org/~ariff/BINARY_MODULES/ . Your clock >>> issues could be the prime suspect here. >> >> >> setting vchans=1 does resampling of 44.1 to 48kHz, which is >> unacceptable. >> >> I use a hacked snd_uaudio driver for the m-audio transit, so I >> suspect I cannot use your BINARY_MODULES... >> >> I have no more clock issues since I moved to ACPI btw. >> > > Well, as I said... __try__ . > > I still don't know whether your issues is with pcm0 (snd_ich) _or_ > pcm1 (snd_uaudio, hacked? What kind of hack?) ...MULTIPLE_ENDPOINTS has to be #defined in uaudio.c to make the Transit work. >_or_ _both_ . _both_! > If you insist on not using (or even _trying_) the binary modules, > look for the patchset in the above directory. Disable acpi_throttle > (read, "acpi_throttle", nothing to with powerd or est or speedstep) > if that matters. > the patchset there doesn't apply to -STABLE now... m.
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