[alsa-devel] [PATCH] ASoC/multi-component: fix au1x platform
manuel.lauss at googlemail.com
Thu Aug 19 18:21:54 CEST 2010
On Thu, Aug 19, 2010 at 6:06 PM, Mark Brown
<broonie at opensource.wolfsonmicro.com> wrote:
> On Thu, Aug 19, 2010 at 05:59:24PM +0200, Manuel Lauss wrote:
>> On Thu, Aug 19, 2010 at 5:52 PM, Mark Brown
>> > This is the only embedded device I've ever seen where anyone wanted to
>> > use multiple AC97 controllers so not directly. ?If you look at the SoC
>> > core you can see how the various ALSA structures are converted into ASoC
>> > specific ones, though.
>> I figured out how to access platform data in dai_ops, however I see absolutely
>> no way to get at it from the ac97_ops.
> The snd_card has private data...
Thanks. However there's another problem: the ac97 codec accesses the
snd_ac97_ops() before the AC97 controller has been set up, which, naturally,
results in an oops. I'll keep the current crutch for ac97 in place for now.
AC97 SoC Audio Codec 0.6
CPU 0 Unable to handle kernel paging request at virtual address
00000050, epc == 803a42dc, ra == 80396ad0
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