Re: [PATCH] remoteproc: block premature rproc booting

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+ Sjur, Ludovic, Loic

On Tue, Jun 5, 2012 at 1:57 PM, Ohad Ben-Cohen <ohad@xxxxxxxxxx> wrote:
> On Tue, Jun 5, 2012 at 12:23 AM, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
>> I thought we wanted to allow both calls to proceed in parallel? If we
>> don't care about that
>
> Yeah, I don't think we do.
>
>> then "announcing" it once the firmware is found the first time sounds correct.
>
> I agree. Though this patch may be moot very soon due to:
>
>>> The main reason we kept the get/put interface was to make it easier
>>> for you guys to adopt it, but I've been re-thinking lately whether we
>>> really want that interface. It's a problematic interface with
>>> non-negligible maintenance burden, and the code will be greatly
>>> simplified without it.
>>
>> If nobody in the kernel is using it why keep it?
>
> I was concerned that the non get/put interface might not suit
> everyone, and I planned to wait for another user or two to show up
> before I remove that interface.
>
> Since MSM's PIL is based on a get/put interface, I actually hoped to
> see if you guys can adopt the new interface before we ditch the
> get/put one.
>
>> If MSM needs we can add it back when we move to rproc.
>
> Thanks - that's the kind of feedback I wanted to get.

Sjur, Ludovic, Loic - what remoteproc API are you using today?

We'd like to get rid of the existing get/put interface and instead
have everyone use the boot/shutdown one, just like rpmsg is doing
today.

Are you ok with this change?

Thanks,
Ohad.
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