[libvirt] [PATCH 5/5] qemu: add rendernode argument

From: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; Add a new attribute 'rendernode' to <gl> spice element. Give it to QEMU if qemu supports it (queued for 2.9). Signed-off-by: Marc-André Lureau <marcandre.lureau(a)redhat.com&gt; --- docs/formatdomain.html.in | 7 +++++- docs/schemas/domaincommon.rng | 5 ++++ src/conf/domain_conf.c | 28 +++++++++++++++++++--- src/conf/domain_conf.h | 1 + src/qemu/qemu_capabilities.c | 2 ++ src/qemu/qemu_capabilities.h | 1 + src/qemu/qemu_command.c | 10 ++++++++ .../qemuxml2argv-video-virtio-gpu-spice-gl.args | 2 +- .../qemuxml2argv-video-virtio-gpu-spice-gl.xml | 2 +- tests/qemuxml2argvtest.c | 1 + .../qemuxml2xmlout-video-virtio-gpu-spice-gl.xml | 2 +- 11 files changed, 54 insertions(+), 7 deletions(-) diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in index 0a115f5dc..67f486747 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -5619,7 +5619,7 @@ qemu-kvm -net nic,model=? /dev/null &lt;clipboard copypaste='no'/&gt; &lt;mouse mode='client'/&gt; &lt;filetransfer enable='no'/&gt; - &lt;gl enable='yes'/&gt; + &lt;gl enable='yes' rendernode='/dev/dri/by-path/pci-0000:00:02.0-render'/&gt; &lt;/graphics&gt;</pre> <p> Spice supports variable compression settings for audio, images and @@ -5665,6 +5665,11 @@ qemu-kvm -net nic,model=? /dev/null the <code>gl</code> element, by setting the <code>enable</code> property. (QEMU only, <span class="since">since 1.3.3</span>). </p> + <p> + By default, QEMU will pick the first available GPU DRM render node. + You may specify a DRM render node path to use instead. (QEMU only, + <span class="since">since 3.1</span>). + </p> </dd> <dt><code>rdp</code></dt> <dd> diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index d715bff29..c5f101325 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -3033,6 +3033,11 @@ <attribute name="enable"> <ref name="virYesNo"/> </attribute> + <optional> + <attribute name="rendernode"> + <ref name="absFilePath"/> + </attribute> + </optional> <empty/> </element> </optional> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 1bc72a4e9..b577d0aba 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -1300,6 +1300,7 @@ void virDomainGraphicsDefFree(virDomainGraphicsDefPtr def) break; case VIR_DOMAIN_GRAPHICS_TYPE_SPICE: + VIR_FREE(def->data.spice.rendernode); VIR_FREE(def->data.spice.keymap); virDomainGraphicsAuthDefClear(&def->data.spice.auth); break; @@ -12141,6 +12142,7 @@ virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDefPtr def, def->data.spice.filetransfer = enableVal; } else if (xmlStrEqual(cur->name, BAD_CAST "gl")) { char *enable = virXMLPropString(cur, "enable"); + char *rendernode = virXMLPropString(cur, "rendernode"); int enableVal; if (!enable) { @@ -12159,6 +12161,8 @@ virDomainGraphicsDefParseXMLSpice(virDomainGraphicsDefPtr def, VIR_FREE(enable); def->data.spice.gl = enableVal; + def->data.spice.rendernode = rendernode; + } else if (xmlStrEqual(cur->name, BAD_CAST "mouse")) { char *mode = virXMLPropString(cur, "mode"); int modeVal; @@ -22839,6 +22843,23 @@ virDomainGraphicsListenDefFormatAddr(virBufferPtr buf, virBufferAsprintf(buf, " listen='%s'", glisten->address); } +static int +virDomainSpiceGLDefFormat(virBufferPtr buf, virDomainGraphicsDefPtr def) +{ + if (def->data.spice.gl == VIR_TRISTATE_BOOL_ABSENT) { + return 0; + } + + virBufferAsprintf(buf, "<gl enable='%s'", + virTristateBoolTypeToString(def->data.spice.gl)); + + if (def->data.spice.rendernode) + virBufferEscapeString(buf, " rendernode='%s'", def->data.spice.rendernode); + + virBufferAddLit(buf, "/>\n"); + + return 0; +} static int virDomainGraphicsDefFormat(virBufferPtr buf, @@ -23082,9 +23103,10 @@ virDomainGraphicsDefFormat(virBufferPtr buf, if (def->data.spice.filetransfer) virBufferAsprintf(buf, "<filetransfer enable='%s'/>\n", virTristateBoolTypeToString(def->data.spice.filetransfer)); - if (def->data.spice.gl) - virBufferAsprintf(buf, "<gl enable='%s'/>\n", - virTristateBoolTypeToString(def->data.spice.gl)); + + if (virDomainSpiceGLDefFormat(buf, def) < 0) { + return -1; + } } if (children) { diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index dd79206f6..7e1afa475 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1544,6 +1544,7 @@ struct _virDomainGraphicsDef { virTristateBool copypaste; virTristateBool filetransfer; virTristateBool gl; + char *rendernode; } spice; } data; /* nListens, listens, and *port are only useful if type is vnc, diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 399e31447..e851eec7a 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -357,6 +357,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST, "query-cpu-model-expansion", /* 245 */ "virtio-net.host_mtu", + "spice-rendernode", ); @@ -2950,6 +2951,7 @@ static struct virQEMUCapsCommandLineProps virQEMUCapsCommandLine[] = { { "spice", "unix", QEMU_CAPS_SPICE_UNIX }, { "drive", "throttling.bps-total-max-length", QEMU_CAPS_DRIVE_IOTUNE_MAX_LENGTH }, { "drive", "throttling.group", QEMU_CAPS_DRIVE_IOTUNE_GROUP }, + { "spice", "rendernode", QEMU_CAPS_SPICE_RENDERNODE }, }; static int diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h index 95bb67d44..0f998c473 100644 --- a/src/qemu/qemu_capabilities.h +++ b/src/qemu/qemu_capabilities.h @@ -393,6 +393,7 @@ typedef enum { /* 245 */ QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION, /* qmp query-cpu-model-expansion */ QEMU_CAPS_VIRTIO_NET_HOST_MTU, /* virtio-net-*.host_mtu */ + QEMU_CAPS_SPICE_RENDERNODE, /* -spice rendernode */ QEMU_CAPS_LAST /* this must always be the last item */ } virQEMUCapsFlags; diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index c00a47a91..f4bcfd467 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -7920,6 +7920,16 @@ qemuBuildGraphicsSPICECommandLine(virQEMUDriverConfigPtr cfg, * TristateSwitch helper */ virBufferAsprintf(&opt, "gl=%s,", virTristateSwitchTypeToString(graphics->data.spice.gl)); + + if (graphics->data.spice.rendernode) { + if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_SPICE_RENDERNODE)) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", + _("This QEMU doesn't support spice OpenGL rendernode")); + goto error; + } + + virBufferAsprintf(&opt, "rendernode=%s,", graphics->data.spice.rendernode); + } } if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_SEAMLESS_MIGRATION)) { diff --git a/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.args b/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.args index f1ebb62e4..84439cddc 100644 --- a/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.args +++ b/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.args @@ -19,6 +19,6 @@ QEMU_AUDIO_DRV=spice \ -drive file=/var/lib/libvirt/images/QEMUGuest1,format=qcow2,if=none,\ id=drive-ide0-0-0,cache=none \ -device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 \ --spice port=0,gl=on \ +-spice port=0,gl=on,rendernode=/dev/dri/foo \ -device virtio-gpu-pci,id=video0,virgl=on,bus=pci.0,addr=0x2 \ -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3 diff --git a/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.xml b/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.xml index b9c7c8af0..fd2580635 100644 --- a/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.xml +++ b/tests/qemuxml2argvdata/qemuxml2argv-video-virtio-gpu-spice-gl.xml @@ -26,7 +26,7 @@ <input type='mouse' bus='ps2'/> <input type='keyboard' bus='ps2'/> <graphics type='spice' autoport='no'> - <gl enable='yes'/> + <gl enable='yes' rendernode='/dev/dri/foo'/> </graphics> <video> <model type='virtio' heads='1'> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c index faa99c64c..f55b04b05 100644 --- a/tests/qemuxml2argvtest.c +++ b/tests/qemuxml2argvtest.c @@ -1725,6 +1725,7 @@ mymain(void) QEMU_CAPS_VIRTIO_GPU_VIRGL, QEMU_CAPS_SPICE, QEMU_CAPS_SPICE_GL, + QEMU_CAPS_SPICE_RENDERNODE, QEMU_CAPS_DEVICE_VIDEO_PRIMARY); DO_TEST("video-virtio-gpu-secondary", QEMU_CAPS_DEVICE_VIRTIO_GPU, diff --git a/tests/qemuxml2xmloutdata/qemuxml2xmlout-video-virtio-gpu-spice-gl.xml b/tests/qemuxml2xmloutdata/qemuxml2xmlout-video-virtio-gpu-spice-gl.xml index 9fb533ad9..2ce838fab 100644 --- a/tests/qemuxml2xmloutdata/qemuxml2xmlout-video-virtio-gpu-spice-gl.xml +++ b/tests/qemuxml2xmloutdata/qemuxml2xmlout-video-virtio-gpu-spice-gl.xml @@ -31,7 +31,7 @@ <input type='keyboard' bus='ps2'/> <graphics type='spice'> <listen type='none'/> - <gl enable='yes'/> + <gl enable='yes' rendernode='/dev/dri/foo'/> </graphics> <video> <model type='virtio' heads='1' primary='yes'> -- 2.11.0.295.gd7dffce1c.dirty