Messages in this thread | | | Date | Wed, 23 Nov 2005 21:05:31 +0100 | From | Patrizio Bassi <> | Subject | Re: [BUG 2579] linux 2.6.* sound problems |
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Lee Revell ha scritto:
>On Wed, 2005-11-23 at 17:22 +0100, Ard van Breemen wrote: > > >>On Tue, Nov 01, 2005 at 10:54:55AM +0100, Patrizio Bassi wrote: >> >> >>>i played a bit with bios, but no luck. >>>considering that in my windows copy i have no problems, i'm sure it's >>>linux 2.6 >>> >>>update: can't use linux 2.4, i have nptl only and acpi problems too. >>>i'll play with timers and latency >>> >>> >>One more suggestion: >>try running distributed-net or something else that uses 100% cpu. >>I also have "bad sound" from on-board audio (hp nx9110 notebook >>and some elcheap asus motherboard). Usually it is a bad or cheap >>motherboard design. >>If using your CPU 100% fixes or mostly diminishes your audio >>distortion, you can be 100% sure that the audio part has a very >>bad design (no separate voltage controllers or good power supply >>filters, and no separate power supply circuit, and of course a >>good deal of crosstalk between analog lines and "digital" lines). >> >> >> > >Please try to isolate whether the PCI latency timer change OR the change >from HZ=250 to HZ=100 fixed the problem. > >Lee > > > > it seems both. now i'm using 1000hz with 0x40 latency. i still get some noises but lower than before (lat = 0x20).
however i saw you marked it closed as hardware problem, i'm sure it isn't.
it' a linux 2.6 problem for me, as 2.4 and windows works perfectly. stop :) a windows copy, running under vmware on linux 2.6, seems to work good too. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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