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

Lee Revell rlrevell at joe-job.com
Sun Jun 18 14:43:53 EDT 2006

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


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