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virtio-gpu: disallow vIOMMU

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Merge remote-tracking branch 'remotes/kraxel/tags/vga-20180202-pull-request' into staging

virtio-gpu: disallow vIOMMU

# gpg: Signature made Fri 02 Feb 2018 08:31:52 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/vga-20180202-pull-request:
  virtio-gpu: disallow vIOMMU

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2018-02-02 17:24:00 +00:00
commit fb2516ef94
2 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
hw/display/virtio-gpu-pci.c
View File

@ -28,10 +28,16 @@ static void virtio_gpu_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
VirtIOGPU *g = &vgpu->vdev;
DeviceState *vdev = DEVICE(&vgpu->vdev);
int i;
Error *local_error = NULL;
qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
virtio_pci_force_virtio_1(vpci_dev);
object_property_set_bool(OBJECT(vdev), true, "realized", errp);
object_property_set_bool(OBJECT(vdev), true, "realized", &local_error);
if (local_error) {
error_propagate(errp, local_error);
return;
}
for (i = 0; i < g->conf.max_outputs; i++) {
object_property_set_link(OBJECT(g->scanout[i].con),

5
hw/display/virtio-gpu.c
View File

@ -1173,6 +1173,11 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
Error *local_err = NULL;
int i;
if (virtio_host_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM)) {
error_setg(errp, "virtio-gpu does not support vIOMMU yet");
return;
}
if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) {
error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUTS);
return;