salvador wrote:
> Alan Cox wrote:
>
> > Its common for laptops to have some kind of amplifier control (to powersave
> > better). Firstly does the problem show up with ACPI not compiled into the
> > system ?
> >
> > If it still shows up then I guess you want to try flipping the EAPD bit
> > on the AC97 codec and hoping that the amp was wired conventionally
>
> I agree:
> I just read the mail of other user with this problem. As I pointed in that
> mail the codec seems to be AD1885 or newer (AD1885 is 0x60 and this machine
> seems to have 0x61, maybe a revision, didn't have time to look for data
> sheets).
Replying to myself ;-), it seems to be AD1886 chip, can't get the datasheet but
1885 is 0x60 and 1887 datasheet says 0x62, I can bet 0x61 is 1886 and the user
should try adding it to the ac97_module.c list using the same options that 1885
use.
SET
-- Salvador Eduardo Tropea (SET). (Electronics Engineer) Visit my home page: http://welcome.to/SetSoft or http://www.geocities.com/SiliconValley/Vista/6552/ Alternative e-mail: set@computer.org set@ieee.org Address: Curapaligue 2124, Caseros, 3 de Febrero Buenos Aires, (1678), ARGENTINA Phone: +(5411) 4759 0013- 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/
This archive was generated by hypermail 2b29 : Tue Jan 15 2002 - 21:00:36 EST