[libvirt] [PATCH v4 07/20] qemu: check that qemu is vhost-user-vga capable

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; To support virtio VGA with vhost-user, vhost-user-vga device is necessary. Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Reviewed-by: Ján Tomko <jtomko(a)redhat.com&gt; --- src/qemu/qemu_domain.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index bd247628cb..24292b88bf 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -12697,9 +12697,14 @@ bool qemuDomainSupportsVideoVga(virDomainVideoDefPtr video, virQEMUCapsPtr qemuCaps) { - if (video->type == VIR_DOMAIN_VIDEO_TYPE_VIRTIO && - !virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_VIRTIO_VGA)) - return false; + if (video->type == VIR_DOMAIN_VIDEO_TYPE_VIRTIO) { + if (video->backend == VIR_DOMAIN_VIDEO_BACKEND_TYPE_VHOSTUSER) { + if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_VHOST_USER_VGA)) + return false; + } else if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_VIRTIO_VGA)) { + return false; + } + } return true; } -- 2.23.0