On Tue, Jul 22, 2014 at 2:07 PM, Dave Airlie wrote:
> On 22 July 2014 14:21, Alexandre Courbot wrote:
>> DRM maintainers, could I have a comment about this patch? A bunch of
>> Nouveau changes depend on it.
>
> I'm not sure we really have anyone who is in a great position to comment,
>
> my major
On 22 July 2014 14:21, Alexandre Courbot wrote:
> DRM maintainers, could I have a comment about this patch? A bunch of
> Nouveau changes depend on it.
I'm not sure we really have anyone who is in a great position to comment,
my major issue would be its allocate a large chunk of RAM that might
no
DRM maintainers, could I have a comment about this patch? A bunch of
Nouveau changes depend on it.
Thanks,
Alex.
On Tue, Jul 15, 2014 at 11:10 AM, Alexandre Courbot wrote:
> Pages allocated using the DMA API have a coherent memory mapping. Make
> this mapping visible to drivers so they can decid
Pages allocated using the DMA API have a coherent memory mapping. Make
this mapping visible to drivers so they can decide to use it instead of
creating their own redundant one.
This is not a mere optimization: for instance, on ARM it is illegal to
have several memory mappings to the same memory wi
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