> On Wed, 22 Aug 2007 23:29:02 +0100 Roger Gammans <[email protected]> wrote:
> Hi
A distinct regression, a confirmed fix, yet no reply after more than two weeks.
> I'm fighting a problem with my (new) Acer laptop. (Aspire 9303)
>
> In 2.6.18 the audio worked fine, but now I've upgraded to 2.6.22
> it has stopped working.
>
> I note that there is a acer specific quirk mode in patch_realtek.c
> enabled for all acer devices introduced in the timeframe. Disabling
> the quirk so that the driver uses it auot mode makes playback work
> fine again.
>
> To be clear this pathc seems to work for me:-
>
> --- /usr/src/linux-source-2.6.22/sound/pci/hda/patch_realtek.c 2007-07-09 00:32:17.000000000 +0100
> +++ linux-source-2.6.22/sound/pci/hda/patch_realtek.c 2007-08-20 22:21:37.000000000 +0100
> @@ -6392,7 +6392,7 @@
> SND_PCI_QUIRK(0x1462, 0x4319, "MSI", ALC883_TARGA_DIG),
> SND_PCI_QUIRK(0x1462, 0x4324, "MSI", ALC883_TARGA_DIG),
> SND_PCI_QUIRK(0x1462, 0xa422, "MSI", ALC883_TARGA_2ch_DIG),
> - SND_PCI_QUIRK(0x1025, 0, "Acer laptop", ALC883_ACER),
> +/* SND_PCI_QUIRK(0x1025, 0, "Acer laptop", ALC883_ACER) , */
> SND_PCI_QUIRK(0x15d9, 0x8780, "Supermicro PDSBA", ALC883_3ST_6ch),
> SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_MEDION),
> SND_PCI_QUIRK(0x1071, 0x8258, "Evesham Voyaeger", ALC883_LAPTOP_EAPD),
>
>
> Unfortunately I think it's pretty clear it will break for others.
>
> The lspci reports the following on the appropriate device:-
> 00:10.1 0403: 10de:026c (rev a2)
> Subsystem: 1025:0112
> Flags: 66MHz, fast devsel, IRQ 19
> Memory at c0000000 (32-bit, non-prefetchable) [size=16K]
> Capabilities: <access denied>
>
Jaroslav, Takashi: can you please comment on this?
Thanks.
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