[linux-audio-user] Re: Intel HDA and Jack

[I. E. Smith-Heisters]

Any more thoughts on this? I'm at a loss.

TIA,
Ian

On 6/23/06, I. E. Smith-Heisters <public at 0x09.com> wrote:
> I can't seem to get any of the vanilla kernels to run on my machine--I
> must need some Ubuntu patch, but I haven't any idea which one. I'll
> look into it further, but for the time being it looks like my
> debugging abilities will be limited to what can be done by compiling
> the Ubuntu kernel (eg. no RT or latency tracing..)
>
> Thanks again.
>
> On 6/20/06, I. E. Smith-Heisters <public at 0x09.com> wrote:
> > Okay, so I enabled ALSA debugging, as well as debug detect:
> > CONFIG_SND_DEBUG and CONFIG_SND_DEBUG_DETECT. Here's the /var/messages
> > tail produced by trying to start Jack:
> >
> > Jun 20 14:00:26 localhost kernel: [17179738.108000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:26 localhost kernel: [17179738.108000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.116000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.120000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.156000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.156000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.164000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.164000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.196000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.196000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.204000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.204000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.244000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.244000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.252000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.252000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.292000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.292000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.300000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.300000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.340000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.340000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.348000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:27 localhost kernel: [17179738.348000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > *snip*
> > Jun 20 14:00:32 localhost kernel: [17179743.156000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:32 localhost kernel: [17179743.156000]
> > hda_codec_setup_stream: NID=0x3, stream=0x1, channel=0, format=0x11
> > Jun 20 14:00:32 localhost kernel: [17179743.164000] azx_pcm_prepare:
> > bufsize=0x1000, fragsize=0x800, format=0x11
> > Jun 20 14:00:32 localhost kernel: [17179743.164000]
> > hda_codec_setup_stream: NID=0x2, stream=0x5, channel=0, format=0x11
> > Jun 20 14:00:32 localhost kernel: [17179743.180000]
> > hda_codec_setup_stream: NID=0x2, stream=0x0, channel=0, format=0x0
> > Jun 20 14:00:32 localhost kernel: [17179743.188000]
> > hda_codec_setup_stream: NID=0x3, stream=0x0, channel=0, format=0x0
> >
> >
> > I can't make heads or tails of that; hopefully it means something to
> > you. I'll try compiling the RT vanilla kernel now and see if that
> > shows anything..
> >
> > Thanks for the help.
> >
> > On 6/18/06, Lee Revell <rlrevell at joe-job.com> wrote:
> > > On Sun, 2006-06-18 at 14:38 -0400, I. E. Smith-Heisters wrote:
> > > > > >
> > > > > > Strange, Intel is no nice with OSS video drivers..
> > > > > >
> > > > >
> > > > > I don't think the video driver has anything at all to do with this.
> > > >
> > > > Oh, no, I was referring, rather, to their OSS support of their 950
> > > > video chipset; I would think their linux-friendliness would extend to
> > > > their audio chipsets.
> > > >
> > >
> > > Intel is fine.  They wrote and released a perfectly good HDA driver.
> > > It's just that the vendors have a LOT of latitude to make small
> > > variations on the chipset and they don't help with ALSA drivers.
> > >
> > > It seems to work for many users but there are a lot of laptops that just
> > > get no sound or bad sound.
> > >
> > > > >
> > > > > Can you post the output of "dmesg" after trying JACK in realtime mode?
> > > > >
> > > >
> > > > Nothing in there. The following is exactly the same as it was before
> > > > trying to start jack.
> > > >
> > > > [17179691.824000] ACPI: Video Device [VID] (multi-head: yes  rom: no  post: no)
> > > > [17179691.824000] ACPI: Video Device [VID2] (multi-head: yes  rom: no  post: no)
> > > > [17179695.124000] ppdev: user-space parallel port driver
> > > > [17179695.352000] apm: BIOS not found.
> > > > [17179698.448000] Bluetooth: L2CAP ver 2.8
> > > > [17179698.448000] Bluetooth: L2CAP socket layer initialized
> > > > [17179698.452000] Bluetooth: RFCOMM socket layer initialized
> > > > [17179698.452000] Bluetooth: RFCOMM TTY layer initialized
> > > > [17179698.452000] Bluetooth: RFCOMM ver 1.7
> > > >
> > > > I tried compiling the RT kernel (just running the default Ubuntu
> > > > PREEMPT right now), but ran into some problems, so I'll have to play
> > > > with it some more.
> > >
> > > Maybe you could recompile the standard Ubuntu kernel and enable ALSA
> > > debugging?
> > >
> > > Lee
> > >
> > >
> >
>