Date: Sat, 28 Feb 2009 01:52:07 -0500 From: Yoshihiro Ota <ota@j.email.ne.jp> To: Alexander Motin <mav@FreeBSD.org> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: Annoying whitenoise sound coming from snd_hda enabled chipset Message-ID: <20090228015207.d7432c0a.ota@j.email.ne.jp> In-Reply-To: <49A7D1C2.6070608@FreeBSD.org> References: <1235218982.00077642.1235207402@10.7.7.3> <499FFC5F.3020903@FreeBSD.org> <47d0403c0902210949i74473bc5j57c923e13c85e89@mail.gmail.com> <49A04510.5030405@FreeBSD.org> <alpine.GSO.1.10.0902211333260.28932@multics.mit.edu> <7d6fde3d0902211356h66b05cfcxf2ebbe9b2a6fd0f0@mail.gmail.com> <20090224004110.e4ad76f4.ota@j.email.ne.jp> <49A45127.3000108@FreeBSD.org> <20090225211656.75c546c3.ota@j.email.ne.jp> <49A6F609.20901@FreeBSD.org> <20090226223106.b56ad289.ota@j.email.ne.jp> <49A7D1C2.6070608@FreeBSD.org>
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On Fri, 27 Feb 2009 13:42:58 +0200 Alexander Motin <mav@FreeBSD.org> wrote: > Yoshihiro Ota wrote: > > On Thu, 26 Feb 2009 22:05:29 +0200 > > Alexander Motin <mav@FreeBSD.org> wrote: > > > >> Yoshihiro Ota wrote: > >>> On Tue, 24 Feb 2009 21:57:27 +0200 > >>> Alexander Motin <mav@FreeBSD.org> wrote: > >>>> Yoshihiro Ota wrote: > >>>>> In my case, with hdac or pcm device, 8-CURRENT fails to boot very requentry. > >>>>> It fails to prove a device and doesn't proceed farthar than that point. > >>>>> Now it only boots once in 5 or 10 reboots. > >>>>> > >>>>> When it boots, it prints lots of following messages. > >>>>> > >>>>> hdac0: HDA Codec #0: Conexant CX20549 (Venice) > >>>>> hdac0: unable to allocate widgets! > >>>>> hdac0: unable to allocate widgets! > >>>>> hdac0: unable to allocate widgets! > >>>>> hdac0: unable to allocate widgets! > >>>>> hdac0: unable to allocate widgets! > >>>>> hdac0: hdac_command_send_internal: TIMEOUT numcmd=1, sent=1, received=0 > >>>>> hdac0: hdac_command_send_internal: TIMEOUT numcmd=1, sent=1, received=0 > >>>>> hdac0: hdac_command_send_internal: TIMEOUT numcmd=1, sent=1, received=0 > >>>>> hdac0: hdac_command_send_internal: TIMEOUT numcmd=1, sent=1, received=0 > >>>>> hdac0: hdac_command_send_internal: TIMEOUT numcmd=1, sent=1, received=0 > >>>>> > >>>>> I think this started happening about a week ago or so, sometime between > >>>>> 13 and 16th. > >>>> The only significant change last time was enabling MSI by default. But I > >>>> don't think it should lead to such errors. I have tried even operation > >>>> completely without interrupts working and there is not such errors. Can > >>>> you send me complete verbose dmesg with the problem and `pciconf -lvc` > >>>> output? > >>>> > >>>> Also you may try to disable MSI by setting 'hint.hdac.0.msi=0' hint. > >>> Once I disabled snd_hda_load="YES" in /boot/loader.conf, it comes up > >>> all times. However, when I run "kldload snd_hda", the system stops responding, > >>> i.e. crashes. > >>> > >>> So, now I added 'hint.hdac.0.msi="0"' in the hint; then, system comes up fine. > >>> I tried "kldload snd_hda" and got the following output. > >>> System didn't crash after adding the hint so that I added snd_hda_load="YES" > >>> back to /boot/loader.conf. > >> I have committed a patch to the CURRENT that should disable MSI for your > >> HDA controller by default. Test it please. > > > > That's r189086, isn't it? > > > > So, for testing, I will remove hint.hdac.0.msi and add 'snd_hda_load="YES"' back. > > Does that sound valid test? > > Yes. 'snd_hda_load="YES"' is on your wish. System comes up without problems now. Thanks, Hiro
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