----- Original Message ----- > From: "Saket Sinha" <saket.sinh...@gmail.com> > To: dri-de...@lists.freedesktop.org, k...@vger.kernel.org, > qemu-devel@nongnu.org > Cc: "Dave Airlie" <airl...@redhat.com> > Sent: Monday, 15 February, 2016 12:34:18 PM > Subject: VirtIO-GPU 3D OpenGL Hardware Acceleration for VMs > > Hi, > > It seems upstream Linux/Gallium3D/Mesa/Qemu/KVM has recently gained > virtualized support for 3D/OpenGL hardware acceleration in VMs, > allowing using the GPU of the host in VMs. > > As per my understanding the following components are needed - > > - Linux 4.4 kernel includes the DRM driver for VirtIO-GPU 3D > acceleration (needed in the VM). > - Qemu 2.5 includes the VirtIO-GPU 3D mode support.
In qemu 2.5 only gtk3 frontend support 3D and must be enabled with gl=on > - Gallium3D VirGL driver is included in Mesa git (needed in the VM, > supports up to OpenGL 3.3 atm). > - On the host *any* OpenGL driver (for the host GPU obviously), no > special requirements there. > > In order to do test this, if I can be guided as to what are the right > applications to test the entire Graphic stack on a QEMU-KVM Virtual > machine, I shall be grateful. glxinfo in the guest should print virgl in the renderer string, that is enough to know the stack is functioning. if it shows llvmpipe it isn't. Dave.
