[UPSTREAM] Attempt at improving ADC access

[Balaji Rao]

On Fri, Oct 17, 2008 at 09:28:26AM +0100, Andy Green wrote:
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> Somebody in the thread at some point said:
> | Balaji Rao wrote:
> |> Sounds good. But in this case we still won't have an adc_request
> |> object within adc_sync_read to read the adc result from. And there is no
> |> other way we can get back the result. Isn't it ? :)
> |
> | Hmm, good point, the result ... you could pass a pointer to a suitable
> | struct instead of just the completion. Not sure if that would be much
> | nicer in the end, though.
> |
> | Ah well, it's pretty good already :-)
>
> Great... maybe send a last version on the list with the double-free
> fixed so I can commit it?
>
Andy, are you taking it into your tree ? I thought I'll maintain it on
balaj-tracking. Sorry, did I miss something ?

(I've not pushed latest changes yet. I have to do a rebase on the latest
chages that have taken place in stable-tracking. I'll do it later
today.)

	- Balaji