[Intel-gfx] [PATCH v3] intel: New libdrm interface to create unbound wc user mappings for objects

[Damien Lespiau]

On Tue, Mar 03, 2015 at 05:05:52PM +0000, Chris Wilson wrote:
> On Tue, Mar 03, 2015 at 02:20:03PM +0000, Damien Lespiau wrote:
> > On Tue, Dec 09, 2014 at 04:53:01PM +0000, Damien Lespiau wrote:
> > > Right that leaves the last point in my answer to v3. With that addressed
> > > this is:
> > > 
> > > Reviewed-by: Damien Lespiau <damien.lespiau at intel.com>
> > 
> > Hum it seems that we've upstreamed the kernel part without the libdrm
> > API. Is it time to fix this? Akash, Chris, any objection if I push this
> > v3? is there a more up-to-date patch that was exercised by some driver?
> 
> There's no actual user of the proposed libdrm API afaik. It should make
> a nice drop-in improvement for mesa, but we may need to better expose
> bufmgr_gem->has_ext_mmap (I don't think mesa needs to care about failure
> with old CPUs if it only focuses on mesa/i965).

We've cleared that with Dave last time and if there's the kernel API in
place (because the DDX uses it) then we can upstream the libdrm one, for
the sake of completeness.

-- 
Damien