[libvirt PATCH v4 03/16] qemu: Introduce QEMU_CAPS_DEVICE_VIRTIO_IOMMU_PCI

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This capability detects the availability of the virtio-iommu-pci
device.

Note that, while this device is present even in somewhat old
versions of QEMU, it's only some recent changes that made it
actually usable for our purposes.

Signed-off-by: Andrea Bolognani <abologna@xxxxxxxxxx>
Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx>
---
 src/qemu/qemu_capabilities.c                      | 2 ++
 src/qemu/qemu_capabilities.h                      | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml   | 1 +
 tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml  | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml   | 1 +
 tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml  | 1 +
 22 files changed, 23 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 25d029d0cc..95aedee824 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -669,6 +669,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               /* 425 */
               "blockdev.nbd.tls-hostname", /* QEMU_CAPS_BLOCKDEV_NBD_TLS_HOSTNAME */
               "memory-backend-file.prealloc-threads", /* QEMU_CAPS_MEMORY_BACKEND_PREALLOC_THREADS */
+              "virtio-iommu-pci", /* QEMU_CAPS_DEVICE_VIRTIO_IOMMU_PCI */
     );
 
 
@@ -1393,6 +1394,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
     { "virtio-vga-gl", QEMU_CAPS_VIRTIO_VGA_GL },
     { "s390-pv-guest", QEMU_CAPS_S390_PV_GUEST },
     { "virtio-mem-pci", QEMU_CAPS_DEVICE_VIRTIO_MEM_PCI },
+    { "virtio-iommu-pci", QEMU_CAPS_DEVICE_VIRTIO_IOMMU_PCI },
 };
 
 
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index b2426a6d25..cc63454430 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -644,6 +644,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     /* 425 */
     QEMU_CAPS_BLOCKDEV_NBD_TLS_HOSTNAME, /* tls hostname can be overridden for NBD clients */
     QEMU_CAPS_MEMORY_BACKEND_PREALLOC_THREADS, /* -object memory-backend-*.prealloc-threads */
+    QEMU_CAPS_DEVICE_VIRTIO_IOMMU_PCI, /* -device virtio-iommu-pci */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
index d188eab3fe..4d85bb41dd 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
@@ -179,6 +179,7 @@
   <flag name='query-display-options'/>
   <flag name='virtio-blk.queue-size'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
index 12592f457a..d302db4461 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
@@ -187,6 +187,7 @@
   <flag name='query-display-options'/>
   <flag name='virtio-blk.queue-size'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
index 75c3a9b4fc..961940e536 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
@@ -171,6 +171,7 @@
   <flag name='query-display-options'/>
   <flag name='virtio-blk.queue-size'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
index 5927c48ee4..4dc2312182 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
@@ -220,6 +220,7 @@
   <flag name='query-display-options'/>
   <flag name='virtio-blk.queue-size'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100241</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
index e0291268b3..d1859659ac 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
@@ -223,6 +223,7 @@
   <flag name='virtio-blk.queue-size'/>
   <flag name='virtio-mem-pci'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
index 20a1a8154b..3611b06e49 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
@@ -185,6 +185,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
index add2ded00a..01b976aa6f 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
@@ -191,6 +191,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
index 237d043e5d..70517a3199 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
@@ -175,6 +175,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>0</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
index 57e40f8f86..60370ad434 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
@@ -142,6 +142,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
index 7c65648c06..7bb5cf5f42 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
@@ -227,6 +227,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>5002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
index 7557e6ad71..64e0efc89a 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
@@ -193,6 +193,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
index 00009be3dc..8f1212ec62 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
@@ -150,6 +150,7 @@
   <flag name='query-dirty-rate'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>39100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
index 61d561dc69..6bd8b8856f 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
@@ -236,6 +236,7 @@
   <flag name='sev-inject-launch-secret'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6000000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100242</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
index 0b58210335..390aaeab67 100644
--- a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
@@ -240,6 +240,7 @@
   <flag name='sev-inject-launch-secret'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6001000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
index d08b2c0213..884fdd738d 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.aarch64.xml
@@ -204,6 +204,7 @@
   <flag name='rbd-encryption'/>
   <flag name='calc-dirty-rate'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6001050</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
index 8c52964ec0..f932217749 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.ppc64.xml
@@ -202,6 +202,7 @@
   <flag name='calc-dirty-rate'/>
   <flag name='dirtyrate-param.mode'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
index cdf72b9ebf..c24c0dc797 100644
--- a/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.2.0.x86_64.xml
@@ -242,6 +242,7 @@
   <flag name='calc-dirty-rate'/>
   <flag name='dirtyrate-param.mode'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6002000</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100244</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
index 53dea889df..73d16e9dfe 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.aarch64.xml
@@ -211,6 +211,7 @@
   <flag name='dirtyrate-param.mode'/>
   <flag name='blockdev.nbd.tls-hostname'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>61700243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
index 766e6c866c..51f5dac464 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.ppc64.xml
@@ -214,6 +214,7 @@
   <flag name='dirtyrate-param.mode'/>
   <flag name='blockdev.nbd.tls-hostname'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>42900243</microcodeVersion>
diff --git a/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
index 3f42e67d0b..1c05085a2f 100644
--- a/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_7.0.0.x86_64.xml
@@ -245,6 +245,7 @@
   <flag name='dirtyrate-param.mode'/>
   <flag name='blockdev.nbd.tls-hostname'/>
   <flag name='memory-backend-file.prealloc-threads'/>
+  <flag name='virtio-iommu-pci'/>
   <version>6002092</version>
   <kvmVersion>0</kvmVersion>
   <microcodeVersion>43100243</microcodeVersion>
-- 
2.35.1




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