10:29 a.m.
Allows to specify maximum number of head to QXL driver.
Actually can be a compatiblity problem as heads in the XML configuration
was set by default to '1'.
Signed-off-by: Frediano Ziglio <fziglio(a)redhat.com>
---
src/qemu/qemu_capabilities.c | 2 ++
src/qemu/qemu_capabilities.h | 1 +
src/qemu/qemu_command.c | 5 ++++
.../qemuxml2argv-video-qxl-device-max-outputs.args | 7 ++++++
.../qemuxml2argv-video-qxl-device-max-outputs.xml | 29 ++++++++++++++++++++++
tests/qemuxml2argvtest.c | 3 +++
6 files changed, 47 insertions(+)
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.args
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.xml
Changes from v4:
- rebased on new master;
- add test case to qemuxml2argvtest.
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index d8cb32d..0769316 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -288,6 +288,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
"vhost-user-multiqueue", /* 190 */
"migration-event",
+ "qxl-vga.max_outputs",
);
@@ -1651,6 +1652,7 @@ static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsQxl[] =
{
static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsQxlVga[] = {
{ "vgamem_mb", QEMU_CAPS_QXL_VGA_VGAMEM },
+ { "max_outputs", QEMU_CAPS_QXL_VGA_MAX_OUTPUTS },
};
struct virQEMUCapsObjectTypeProps {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index f77bd06..88116af 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -231,6 +231,7 @@ typedef enum {
QEMU_CAPS_CPU_AARCH64_OFF = 189, /* -cpu ...,aarch64=off */
QEMU_CAPS_VHOSTUSER_MULTIQUEUE = 190, /* vhost-user with -netdev queues= */
QEMU_CAPS_MIGRATION_EVENT = 191, /* MIGRATION event */
+ QEMU_CAPS_QXL_VGA_MAX_OUTPUTS = 192, /* qxl-vga.max_outputs */
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 42906a8..34a0574 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -5684,6 +5684,11 @@ qemuBuildDeviceVideoStr(virDomainDefPtr def,
/* QEMU accepts mebibytes for vgamem_mb. */
virBufferAsprintf(&buf, ",vgamem_mb=%u", video->vgamem /
1024);
}
+
+ if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_QXL_VGA_MAX_OUTPUTS) &&
+ video->heads > 0) {
+ virBufferAsprintf(&buf, ",max_outputs=%u", video->heads);
+ }
} else if (video->vram &&
((video->type == VIR_DOMAIN_VIDEO_TYPE_VGA &&
virQEMUCapsGet(qemuCaps, QEMU_CAPS_VGA_VGAMEM)) ||
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.args
b/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.args
new file mode 100644
index 0000000..bb477a9
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.args
@@ -0,0 +1,7 @@
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \
+/usr/bin/qemu -S -M pc -m 1024 -smp 1 -nographic -nodefaults \
+-monitor unix:/tmp/test-monitor,server,nowait -no-acpi -boot c -usb \
+-hda /var/lib/libvirt/images/QEMUGuest1 \
+-device qxl-vga,id=video0,ram_size=67108864,vram_size=67108864,vgamem_mb=16\
+,max_outputs=3,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0\
+,bus=pci.0,addr=0x3
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.xml
b/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.xml
new file mode 100644
index 0000000..9426efc
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-video-qxl-device-max-outputs.xml
@@ -0,0 +1,29 @@
+<domain type='qemu'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <memory unit='KiB'>1048576</memory>
+ <currentMemory unit='KiB'>1048576</currentMemory>
+ <vcpu>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='file' device='disk'>
+ <driver name='qemu' type='qcow2' cache='none'/>
+ <source file='/var/lib/libvirt/images/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ <address type='drive' controller='0' bus='0'
target='0' unit='0'/>
+ </disk>
+ <controller type='ide' index='0'/>
+ <video>
+ <model type='qxl' heads='3'/>
+ </video>
+ <memballoon model='virtio'/>
+ </devices>
+</domain>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index f9b30d9..4cd6892 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -1441,6 +1441,9 @@ mymain(void)
DO_TEST("video-qxl-device-vgamem", QEMU_CAPS_DEVICE,
QEMU_CAPS_DEVICE_QXL_VGA, QEMU_CAPS_DEVICE_VIDEO_PRIMARY,
QEMU_CAPS_QXL_VGA_VGAMEM);
+ DO_TEST("video-qxl-device-max-outputs", QEMU_CAPS_DEVICE,
+ QEMU_CAPS_DEVICE_QXL_VGA, QEMU_CAPS_DEVICE_VIDEO_PRIMARY,
+ QEMU_CAPS_QXL_VGA_VGAMEM, QEMU_CAPS_QXL_VGA_MAX_OUTPUTS);
DO_TEST_FAILURE("video-qxl-sec-nodevice", QEMU_CAPS_VGA,
QEMU_CAPS_VGA_QXL);
DO_TEST("video-qxl-sec-device", QEMU_CAPS_DEVICE,
QEMU_CAPS_DEVICE_QXL_VGA,
QEMU_CAPS_DEVICE_QXL, QEMU_CAPS_DEVICE_VIDEO_PRIMARY);
--
2.1.0