[libvirt] [PATCH 3/6] qemu: add capabilities bit for virtio-net "disable-modern" option

[Laine Stump]

The presence of this option on virtio-net also indicates that it is
available for other virtio devices, and that those devices appear as
PCIe devices when plugged into a PCIe controller.
---
 src/qemu/qemu_capabilities.c                            | 2 ++
 src/qemu/qemu_capabilities.h                            | 1 +
 tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml        | 1 +
 tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml        | 1 +
 tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml       | 1 +
 tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml        | 1 +
 tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml        | 1 +
 9 files changed, 10 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 43e3ea7..54f6955 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -340,6 +340,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
               "display", /* 230 */
               "intel-iommu",
               "smm",
+              "virtio-net-disable-modern",
     );
 
 
@@ -1579,6 +1580,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioBlk[] = {
 static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioNet[] = {
     { "tx", QEMU_CAPS_VIRTIO_TX_ALG },
     { "event_idx", QEMU_CAPS_VIRTIO_NET_EVENT_IDX },
+    { "disable-modern", QEMU_CAPS_VIRTIO_NET_DISABLE_MODERN },
 };
 
 static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioSCSI[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index d249e2e..dd6b4ca 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -373,6 +373,7 @@ typedef enum {
     QEMU_CAPS_DISPLAY, /* -display */
     QEMU_CAPS_DEVICE_INTEL_IOMMU, /* -device intel-iommu */
     QEMU_CAPS_MACHINE_SMM_OPT, /* -machine xxx,smm=on/off/auto */
+    QEMU_CAPS_VIRTIO_NET_DISABLE_MODERN, /* -device virtio-net,disable-modern */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
index 339ee1f..4dbcea5 100644
--- a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
@@ -184,6 +184,7 @@
   <flag name='display'/>
   <flag name='intel-iommu'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2004000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
index c1a68d0..3e2038f 100644
--- a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
@@ -189,6 +189,7 @@
   <flag name='display'/>
   <flag name='intel-iommu'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2005000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
index 85d7d3f..2acb6a2 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
@@ -158,6 +158,7 @@
   <flag name='tls-creds-x509'/>
   <flag name='display'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2005094</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
index deb1257..396cee4 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
@@ -158,6 +158,7 @@
   <flag name='tls-creds-x509'/>
   <flag name='display'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2005094</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
index 2b7ea0e..3d65867 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
@@ -152,6 +152,7 @@
   <flag name='tls-creds-x509'/>
   <flag name='display'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2005094</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
index 495c114..0a65fb2 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
@@ -195,6 +195,7 @@
   <flag name='display'/>
   <flag name='intel-iommu'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
index fafffa6..f52a4c2 100644
--- a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
@@ -192,6 +192,7 @@
   <flag name='display'/>
   <flag name='intel-iommu'/>
   <flag name='smm'/>
+  <flag name='virtio-net-disable-modern'/>
   <version>2006091</version>
   <kvmVersion>0</kvmVersion>
   <package> (v2.7.0-rc1-52-g42e0d60)</package>
-- 
2.7.4