Hi Alex, On Tue, Mar 15, 2016 at 02:33:56PM -0400, Alex Deucher wrote: > On Tue, Mar 15, 2016 at 1:54 PM, Lukas Wunner <lukas@xxxxxxxxx> wrote: > > On Sat, Mar 05, 2016 at 01:10:56PM -0500, Alex Deucher wrote: > >> Is there any reason to make use of the mux? > > > > Performance (lower latency => no need for framebuffer writes over PCIe), > > improved battery life (no need to use 2 GPUs simultaneously). > > > > Technically you can't just ignore that the mux is there on the MBP > > because the kernel has no control over the GPU used on boot. > > (It's determined by EFI). > > > Is GPU power switching also handled by the mux? Is it independent of > the display mux? Yes and yes. Best regards, Lukas _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx