Date: Tue, 10 Oct 2006 16:16:32 +0900 From: Pyun YongHyeon <pyunyh@gmail.com> To: Anish Mistry <amistry@am-productions.biz> Cc: freebsd-multimedia@freebsd.org, Marian Cerny <jojo@matfyz.cz> Subject: Re: kern/87782: [sound] snd_t4dwave and pcm0:record:0: record interrupt timeout, channel dead Message-ID: <20061010071632.GD7419@cdnetworks.co.kr> In-Reply-To: <200610071652.16259.amistry@am-productions.biz> References: <200511211530.jALFUOFL035354@freefall.freebsd.org> <200610071652.16259.amistry@am-productions.biz>
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On Sat, Oct 07, 2006 at 04:52:02PM -0400, Anish Mistry wrote:
> On Monday 21 November 2005 10:30, Marian Cerny wrote:
> > The following reply was made to PR kern/87782; it has been noted by
> > GNATS.
> >
> > From: Marian Cerny <jojo@matfyz.cz>
> > To: bug-followup@FreeBSD.org, freebsd@fadesa.es
> > Cc:
> > Subject: Re: kern/87782: [sound] snd_t4dwave and pcm0:record:0:
> > record interrupt timeout, channel dead Date: Mon, 21 Nov 2005
> > 16:29:00 +0100
> >
> > I have the same problem on FreeBSD 5.4-RELEASE-p1.
> >
> > # dmesg | grep pcm
> > pcm0: <Acer Labs M5451> port 0x8400-0x84ff mem
> > 0xf0011000-0xf0011fff irq 5 at device 8.0 on pci0 pcm0: <Analog
> > Devices AD1886A AC97 Codec>
> > pcm0:record:0: record interrupt timeout, channel dead
> pcm0: <Acer Labs M5451> port 0x1000-0x10ff mem 0xfc101000-0xfc101fff
> irq 9 at device 4.0 on pci0
> pcm0: <SigmaTel STAC9756/57 AC97 Codec>
> pcm0: <Acer Labs M5451> at io 0x1000 irq 9 kld snd_t4dwave (4p/1r/1v
> channels duplex default)
>
> I'm still seeing this with -CURRENT. I can give access to someone if
> they need access.
Hmm... I think I've posted a possible fix log time ago but got no
reply. Would you please try attached patch?
If it work for you I'll make complete patch.
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Regards,
Pyun YongHyeon
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--- t4dwave.c.orig Tue Mar 1 17:58:05 2005
+++ t4dwave.c Tue Oct 10 16:11:35 2006
@@ -725,7 +725,7 @@
intsrc = tr_rd(tr, TR_REG_MISCINT, 4);
if (intsrc & TR_INT_ADDR) {
chnum = 0;
- while (chnum < 64) {
+ while (chnum < 32) {
mask = 0x00000001;
active = tr_rd(tr, (chnum < 32)? TR_REG_ADDRINTA : TR_REG_ADDRINTB, 4);
bufhalf = tr_rd(tr, (chnum < 32)? TR_REG_CSPF_A : TR_REG_CSPF_B, 4);
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