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[libvirt] [PATCH 2/2] qemu: command: Error on accel2d



qemu doesn't have any accel2d support wired up. Explicitly error
if a user tries it out, or typos the accel3d option
---
 src/qemu/qemu_command.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 731f4c0..cca59a6 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -4125,6 +4125,12 @@ qemuBuildDeviceVideoStr(const virDomainDef *def,
 
     virBufferAsprintf(&buf, "%s,id=%s", model, video->info.alias);
 
+    if (video->accel && video->accel->accel2d == VIR_TRISTATE_SWITCH_ON) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+                       _("qemu does not support the accel2d setting"));
+        goto error;
+    }
+
     if (video->accel && video->accel->accel3d == VIR_TRISTATE_SWITCH_ON) {
         if (video->type != VIR_DOMAIN_VIDEO_TYPE_VIRTIO ||
             !virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_VIRTIO_GPU_VIRGL)) {
-- 
2.7.4


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