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authorPeter Maydell <peter.maydell@linaro.org>2018-02-02 17:24:00 +0000
committerPeter Maydell <peter.maydell@linaro.org>2018-02-02 17:24:00 +0000
commitfb2516ef94b8399ddded4a41c4346cbc1d5d98fc (patch)
treedd92ea15191cc6cfffbd491319f9ea0c03b652ad
parentf74425e267f81f0f94adf47ecbd66224e0461936 (diff)
parent34e304e97576a9e17680c868c00ff524a981007b (diff)
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>
-rw-r--r--hw/display/virtio-gpu-pci.c8
-rw-r--r--hw/display/virtio-gpu.c5
2 files changed, 12 insertions, 1 deletions
diff --git a/hw/display/virtio-gpu-pci.c b/hw/display/virtio-gpu-pci.c
index ef92c4ad6f..3519dc80b1 100644
--- a/hw/display/virtio-gpu-pci.c
+++ b/hw/display/virtio-gpu-pci.c
@@ -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),
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 274e365713..6658f6c6a6 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -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;