[libvirt] [RFC v2 15/16] qemu: build vhost-user-gpu video device arguments

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Change the model name to "vhost-user-gpu-pci" if running on PCI. Set the "max_outputs" property. Associate the device with the "vhost-user" backend. Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; --- src/qemu/qemu_command.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 5d08ea7d50..78535fbd03 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -4421,7 +4421,7 @@ qemuBuildDeviceVideoStr(const virDomainDef *def, goto error; } - if (STREQ(model, "virtio-gpu")) { + if (STREQ(model, "virtio-gpu") || STREQ(model, "vhost-user-gpu")) { if (video->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCW) virBufferAsprintf(&buf, "%s-ccw", model); else @@ -4469,6 +4469,10 @@ qemuBuildDeviceVideoStr(const virDomainDef *def, if (video->heads) virBufferAsprintf(&buf, ",max_outputs=%u", video->heads); } + } else if (video->type == VIR_DOMAIN_VIDEO_TYPE_VHOST_USER) { + if (video->heads) + virBufferAsprintf(&buf, ",max_outputs=%u", video->heads); + virBufferAsprintf(&buf, ",vhost-user=vu-%s", video->info.alias); } else if (video->vram && ((video->type == VIR_DOMAIN_VIDEO_TYPE_VGA && virQEMUCapsGet(qemuCaps, QEMU_CAPS_VGA_VGAMEM)) || -- 2.19.0.rc0.48.gb9dfa238d5