Re: [PATCH] remoteproc: da8xx: don't select CMA on no-MMU

From: Ohad Ben-Cohen
Date: Mon May 12 2014 - 09:10:28 EST


Hi Arnd,

On Thu, May 8, 2014 at 5:56 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> We can only use CMA on systems that have an MMU, because of
> the requirement to use memory migration. NOMMU systems are
> rather constrained to start with, but it seems reasonable
> to assume that DMA allocations can still succeed in the
> constrained case for remoteproc on NOMMU, so this patch
> changes the da8xx implementation to not rely on CMA when
> the MMU is disabled.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Ohad Ben-Cohen <ohad@xxxxxxxxxx>
> Cc: Robert Tivy <rtivy@xxxxxx>
> ---

Would you like me to pick this via the remoteproc tree or are you
planning to route this set elsewhere anyway?

Thanks,
Ohad.
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