On Sat, 2005-04-09 at 13:51 +0200, Per Christian Henden wrote:
> The patch below adds sound support on the Mac Mini by making a small change to the PowerMac sound card detection code.
>
> Details:
>
> Original code:
> >From sound/ppc/pmac.c __init snd_pmac_detect(pmac_t *chip) :
>
> chip->model = PMAC_AWACS;
> ...
> if (device_is_compatible(sound, "AOAKeylargo")) {
> ...
> chip->model = PMAC_SNAPPER;
> ...
> }
>
> The chip model is first set to AWACS, then because the check above returns true, it gets set to SNAPPER.
> Using AWACS gives perfect sound, using SNAPPER gives no sound at all, so it should use AWACS instead.
> Note that the mixer still doesn't work.
>
> My simple patch makes the mentioned check return false on a Mac Mini.
And is not correct. It might appear to work but it is not the right
thing to do. There is no AWACS chip in there. There is a fixed function
codec controlled by a couple of GPIOs afaik. I'm working on a major
rework of the alsa driver that will include support for the mini and the
G5s.
Ben.
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