Re: [BUG] 2.6.x ALSA sound is pretty broken

[Hetfield]

Il ven, 2004-06-18 alle 16:20, Lenar Lõhmus ha scritto:
> Hello,
> 
> Do you have DMA enabled for your hard disk? hdparm -d /dev/hdx
> will tel you ...
> 
disabling DMA fixes completly the problem.
of course cpu usage is very high without it.
i can't burn cd and speed faster than 4x.

so ide-dma related seems!

> Lenar
> 
> Hetfield wrote:
> 
> >i've got hard problems with sound in all 2.6.x, even 2.6.7 kernels.
> >
> >with 2.4.2x or windows i've got no problems, so i'm sure it's kernel and
> >not hardware related.
> >
> >the problem is that sound jumps, flickers and isn't good when harddisk
> >reads lots of data (i mean not 1-2mb but 60-100mb and more)
> >
> >i checked irq and there is not conflict, i setted a higher and lower
> >value of latency and nothing changed.
> >
> >i've the same problems since 2.6.0 kernels. Vanilla and Gentoo too.
> >I've tried lots of solutions, like disabling preemptile kernel, adding
> >alsa and oss, only oss, only alsa, as module or built-in.
> >nothing changes.
> >
> >my audio card is a Creative SB PCI128, found by linux as
> >
> >
> >0000:00:0b.0 Multimedia audio controller: Ensoniq ES1370 [AudioPCI] (rev
> >01)
> >        Subsystem: Unknown device 4942:4c4c
> >        Flags: bus master, slow devsel, latency 32, IRQ 10
> >        I/O ports at b000
> >
> >while on Windows i use es1371/3 drivers.
> >however with 2.4.x i always used es1370 alsa module without problems.
> >When harddisk is sleeping sound is normally good.
> >
> >Thanks for support
> >
> >-
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> >
> 
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________________________________________________________________________
Hetfield
www.blight.tk

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