On Tue, Jun 24, 2014 at 06:54:26PM +0900, Alexandre Courbot wrote: > From: Lucas Stach <dev@xxxxxxxxxx> > > On architectures for which access to GPU memory is non-coherent, > caches need to be flushed and invalidated explicitly at the > appropriate places. Introduce two small helpers to make things > easy for TTM-based drivers. Have you run this with DMA API debugging enabled? I suspect you haven't, and I recommend that you do. -- FTTC broadband for 0.8mile line: now at 9.7Mbps down 460kbps up... slowly improving, and getting towards what was expected from it. -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html