Date: Fri, 27 Feb 2009 13:42:58 +0200 From: Alexander Motin <mav@FreeBSD.org> To: Yoshihiro Ota <ota@j.email.ne.jp> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: Annoying whitenoise sound coming from snd_hda enabled chipset Message-ID: <49A7D1C2.6070608@FreeBSD.org> In-Reply-To: <20090226223106.b56ad289.ota@j.email.ne.jp> 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>
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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. -- Alexander Motin
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