On Mon, Apr 28, 2014 at 12:10:27PM +1000, Ben Skeggs wrote: > On Fri, Apr 25, 2014 at 5:19 PM, Alexandre Courbot <acourbot@xxxxxxxxxx> wrote: > > nvc0_graph_ctor() would only let the graphics engine be enabled if its > > oclass has a proper microcode linked to it. This prevents GR from being > > enabled at all on chips that rely exclusively on external firmware, even > > though such a use-case is valid. > > > > Relax the conditions enabling the GR engine to also include the case > > where an external firmware has also been loaded. > I'm happy to take this patch as-is. I do wonder if we should do > something like this though: > > if (nouveau_boolopt(device->cfgopt, "NvGrUseFW", oclass->fecs.ucode == NULL)) > > Which will automatically switch to external firmware if there's no > internal implementation available. I think that makes a lot of sense. Perhaps outputting a warning or so at runtime when this happens would be helpful in reminding people that the goal is to make the GPU run with nouveau firmware rather than external firmware, and hence that there's some work left to do. Thierry
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