Re: [Alsa-devel] oops in snd-powermac due to snd-aoa

On Thu, Sep 07, Takashi Iwai wrote:

At Thu, 7 Sep 2006 14:42:56 +0200,
Olaf Hering wrote:

quoted

I was playing with snd-aoa, maybe the driver would work on a G4/466.
mv /lib/modules/*/kernel/sound/ppc/snd-powermac.ko .
reboot
$insmod /lib/modules/*/kernel/sound/aoa/*/*.ko
alsamixer finds nothing.
mv snd-powermac.ko /lib/modules/*/kernel/sound/ppc/
$insmod snd-powermac.ko -> oops

Using PowerMac machine description

(snip)

quoted

ALSA sound/ppc/keywest.c:82: tumbler: cannot attach i2c client
read_audio_gpio addr 67 ret 2 av 4
headphone: 0, lineout: 0
check_audio_gpio addr 70 ret 4 av 4
check_audio_gpio addr 6f ret 7 av 4
Unable to handle kernel paging request for data at address 0x00000002

Does the patch below work?

Yes, no oops, but also no sound without reboot. Thats ok.

...
ALSA sound/ppc/keywest.c:82: tumbler: cannot attach i2c client
read_audio_gpio addr 67 ret 2 av 4
headphone: 0, lineout: 0
check_audio_gpio addr 70 ret 4 av 4
check_audio_gpio addr 6f ret 7 av 4
date:~ # 
date:~ # alsamixer 

alsamixer: function snd_ctl_open failed for default: No such device
...