<div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 9, 2021 at 2:20 PM Michal Prívozník <<a href="mailto:mprivozn@redhat.com">mprivozn@redhat.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 6/9/21 5:08 AM, Han Han wrote:<br>
> On Tue, Jun 8, 2021 at 10:14 PM Michal Prívozník <<a href="mailto:mprivozn@redhat.com" target="_blank">mprivozn@redhat.com</a>><br>
> wrote:<br>
> <br>
>> On 6/8/21 3:15 AM, Han Han wrote:<br>
>>> Signed-off-by: Han Han <<a href="mailto:hhan@redhat.com" target="_blank">hhan@redhat.com</a>><br>
>>> ---<br>
>>>  .../video-virtio-vga-gpu-gl.args              | 29 +++++++++++++<br>
>>>  .../video-virtio-vga-gpu-gl.xml               | 34 +++++++++++++++<br>
>>>  tests/qemuxml2argvtest.c                      |  6 +++<br>
>>>  .../video-virtio-vga-gpu-gl.xml               | 43 +++++++++++++++++++<br>
>>>  tests/qemuxml2xmltest.c                       |  6 +++<br>
>>>  5 files changed, 118 insertions(+)<br>
>>>  create mode 100644 tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.args<br>
>>>  create mode 100644 tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.xml<br>
>>>  create mode 100644 tests/qemuxml2xmloutdata/video-virtio-vga-gpu-gl.xml<br>
>>><br>
>>> diff --git a/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.args<br>
>> b/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.args<br>
>>> new file mode 100644<br>
>>> index 0000000000..72e04f3c3e<br>
>>> --- /dev/null<br>
>>> +++ b/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.args<br>
>>> @@ -0,0 +1,29 @@<br>
>>> +LC_ALL=C \<br>
>>> +PATH=/bin \<br>
>>> +HOME=/tmp/lib/domain--1-QEMUGuest1 \<br>
>>> +USER=test \<br>
>>> +LOGNAME=test \<br>
>>> +XDG_DATA_HOME=/tmp/lib/domain--1-QEMUGuest1/.local/share \<br>
>>> +XDG_CACHE_HOME=/tmp/lib/domain--1-QEMUGuest1/.cache \<br>
>>> +XDG_CONFIG_HOME=/tmp/lib/domain--1-QEMUGuest1/.config \<br>
>>> +QEMU_AUDIO_DRV=none \<br>
>>> +/usr/bin/qemu-system-x86_64 \<br>
>>> +-name QEMUGuest1 \<br>
>>> +-S \<br>
>>> +-machine pc,accel=tcg,usb=off,dump-guest-core=off \<br>
>>> +-m 1024 \<br>
>>> +-realtime mlock=off \<br>
>>> +-smp 1,sockets=1,cores=1,threads=1 \<br>
>>> +-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \<br>
>>> +-display none \<br>
>>> +-no-user-config \<br>
>>> +-nodefaults \<br>
>>> +-chardev<br>
>> socket,id=charmonitor,path=/tmp/lib/domain--1-QEMUGuest1/monitor.sock,server=on,wait=off<br>
>> \<br>
>>> +-mon chardev=charmonitor,id=monitor,mode=control \<br>
>>> +-rtc base=utc \<br>
>>> +-no-shutdown \<br>
>>> +-no-acpi \<br>
>>> +-usb \<br>
>>> +-device virtio-vga-gl,id=video0,bus=pci.0,addr=0x2 \<br>
>>> +-device virtio-gpu-gl-pci,id=video1,bus=pci.0,addr=0x4 \<br>
>>> +-device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3<br>
>>> diff --git a/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.xml<br>
>> b/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.xml<br>
>>> new file mode 100644<br>
>>> index 0000000000..40e68fc458<br>
>>> --- /dev/null<br>
>>> +++ b/tests/qemuxml2argvdata/video-virtio-vga-gpu-gl.xml<br>
>>> @@ -0,0 +1,34 @@<br>
>>> +<domain type='qemu'><br>
>>> +  <name>QEMUGuest1</name><br>
>>> +  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid><br>
>>> +  <memory unit='KiB'>1048576</memory><br>
>>> +  <currentMemory unit='KiB'>1048576</currentMemory><br>
>>> +  <vcpu placement='static'>1</vcpu><br>
>>> +  <os><br>
>>> +    <type arch='x86_64' machine='pc'>hvm</type><br>
>>> +    <boot dev='hd'/><br>
>>> +  </os><br>
>>> +  <clock offset='utc'/><br>
>>> +  <on_poweroff>destroy</on_poweroff><br>
>>> +  <on_reboot>restart</on_reboot><br>
>>> +  <on_crash>destroy</on_crash><br>
>>> +  <devices><br>
>>> +    <emulator>/usr/bin/qemu-system-x86_64</emulator><br>
>>> +    <controller type='ide' index='0'/><br>
>>> +    <controller type='usb' index='0'/><br>
>>> +    <controller type='pci' index='0' model='pci-root'/><br>
>>> +    <input type='mouse' bus='ps2'/><br>
>>> +    <input type='keyboard' bus='ps2'/><br>
>>> +    <video><br>
>>> +      <model type='virtio' heads='1' primary='yes'><br>
>>> +        <acceleration accel3d='yes'/><br>
>>> +      </model><br>
>>> +    </video><br>
>>> +    <video><br>
>>> +      <model type='virtio' heads='1'><br>
>>> +        <acceleration accel3d='yes'/><br>
>>> +      </model><br>
>>> +    </video><br>
>>> +    <memballoon model='virtio'/><br>
>>> +  </devices><br>
>>> +</domain><br>
>>> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c<br>
>>> index f9ec81eb8e..99fe7ac115 100644<br>
>>> --- a/tests/qemuxml2argvtest.c<br>
>>> +++ b/tests/qemuxml2argvtest.c<br>
>>> @@ -2501,6 +2501,12 @@ mymain(void)<br>
>>>              QEMU_CAPS_DEVICE_VIRTIO_GPU,<br>
>>>              QEMU_CAPS_DEVICE_VIRTIO_VGA,<br>
>>>              QEMU_CAPS_VIRTIO_GPU_MAX_OUTPUTS);<br>
>>> +    DO_TEST("video-virtio-vga-gpu-gl",<br>
>>> +            QEMU_CAPS_DEVICE_VIRTIO_GPU,<br>
>>> +            QEMU_CAPS_DEVICE_VIRTIO_VGA,<br>
>>> +            QEMU_CAPS_VIRTIO_GPU_VIRGL,<br>
>>> +            QEMU_CAPS_VIRTIO_GPU_GL_PCI,<br>
>>> +            QEMU_CAPS_VIRTIO_VGA_GL);<br>
>><br>
>> Any reason for not using DO_TEST_CAPS_LATEST()?<br>
>><br>
> I tried  DO_TEST_CAPS_LATEST(), but as I remembered, it reported an error<br>
> "3d acceleration is not supported" when running tests. That looks<br>
> like QEMU_CAPS_VIRTIO_GPU_VIRGL is missing in DO_TEST_CAPS_LATEST()<br>
<br>
Of course it is! That is the whole point of the gilab issue. Previously<br>
QEMU had -device virtio-*,virgl=on  but now they promoted virgl into a<br>
device and thus they have -device virtio-*-gl-* (which then no longer<br>
has/needs virgl attribute)<br>
<br>
The QEMU_CAPS_VIRTIO_GPU_VIRGL capability checks, whether virgl<br>
attribute is present. It won't be with these new devices.<br></blockquote><div>Wow, I know it. virtio*gl* devices can work without QEMU_CAPS_VIRTIO_GPU_VIRGL.</div><div>I will send a patch to src/qemu/qemu_validate.c to make virtio*gl* devices pass the validation of</div><div>3d acceleration. </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
> <br>
> I will try DO_TEST_CAPS_LATEST() again to see if it will happen<br>
> <br>
>><br>
>>>      DO_TEST_CAPS_LATEST("video-bochs-display-device");<br>
>>>      DO_TEST_CAPS_LATEST("video-ramfb-display-device");<br>
>>><br>
>> DO_TEST_CAPS_LATEST_PARSE_ERROR("video-ramfb-display-device-pci-address");<br>
>>> diff --git a/tests/qemuxml2xmloutdata/video-virtio-vga-gpu-gl.xml<br>
>> b/tests/qemuxml2xmloutdata/video-virtio-vga-gpu-gl.xml<br>
>>> new file mode 100644<br>
>>> index 0000000000..618d70c635<br>
>>> --- /dev/null<br>
>>> +++ b/tests/qemuxml2xmloutdata/video-virtio-vga-gpu-gl.xml<br>
>><br>
>> This output XML differs from the input XML only in unimportant details<br>
>> (e.g. PCI addresses computed for <controller/>-s). Can those changes be<br>
>> made to the input XML and this be just a symlink to the input XML?<br>
>><br>
> Yes. Because of no updates on xml formatting codes, I think it is OK to<br>
> create a symlink of input xml<br>
> for the output xml.<br>
<br>
Exactly. We don't need to check if parser/post parse callback fills in<br>
some missing info.<br>
<br>
Michal<br>
<br>
</blockquote></div></div>