From 8e7e79738d47d7881eb6ccc61ddcb0cfba418d94 Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A1n=20Tomko?= <jtomko@redhat.com>
Date: Wed, 22 Jun 2016 17:24:24 +0200
Subject: [PATCH] Add QEMU_CAPS_DEVICE_INTEL_IOMMU

Check whether QEMU supports -device intel-iommu

Note that the presence of this option does not mean that it's
usable because of a bug in earlier QEMU versions, but it's
better than nothing.

https://bugzilla.redhat.com/show_bug.cgi?id=1235580
---
 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.x86_64.xml | 1 +
 5 files changed, 6 insertions(+)

diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 3ad71a2907..f600ce913c 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -338,6 +338,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
 
               "tls-creds-x509", /* 230 */
               "display",
+              "intel-iommu",
     );
 
 
@@ -1564,6 +1565,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
     { "pxb", QEMU_CAPS_DEVICE_PXB },
     { "pxb-pcie", QEMU_CAPS_DEVICE_PXB_PCIE },
     { "tls-creds-x509", QEMU_CAPS_OBJECT_TLS_CREDS_X509 },
+    { "intel-iommu", QEMU_CAPS_DEVICE_INTEL_IOMMU },
 };
 
 static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioBalloon[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 94949bf9ff..ca84f27084 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -371,6 +371,7 @@ typedef enum {
     /* 230 */
     QEMU_CAPS_OBJECT_TLS_CREDS_X509, /* -object tls-creds-x509 */
     QEMU_CAPS_DISPLAY, /* -display */
+    QEMU_CAPS_DEVICE_INTEL_IOMMU, /* -device intel-iommu */
 
     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 1b6a5e362e..80085d5623 100644
--- a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
@@ -182,6 +182,7 @@
   <flag name='spice-unix'/>
   <flag name='drive-detect-zeroes'/>
   <flag name='display'/>
+  <flag name='intel-iommu'/>
   <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 c047a7a614..fad3291b89 100644
--- a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
@@ -187,6 +187,7 @@
   <flag name='drive-detect-zeroes'/>
   <flag name='tls-creds-x509'/>
   <flag name='display'/>
+  <flag name='intel-iommu'/>
   <version>2005000</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 d84c644f38..653ec7511a 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
@@ -193,6 +193,7 @@
   <flag name='drive-detect-zeroes'/>
   <flag name='tls-creds-x509'/>
   <flag name='display'/>
+  <flag name='intel-iommu'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
-- 
2.47.2