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qemu_domain: cleanup the controller post parse code

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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Pavel Hrdina 2017-03-01 19:41:56 +01:00
parent 57404ff7a7
commit 3ffea19acd
1 changed files with 61 additions and 53 deletions
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114
src/qemu/qemu_domain.c
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@ -3014,41 +3014,60 @@ qemuDomainControllerDefPostParse(virDomainControllerDefPtr cont,
const virDomainDef *def, const virDomainDef *def,
virQEMUCapsPtr qemuCaps) virQEMUCapsPtr qemuCaps)
{ {
/* set the default USB model to none for s390 unless an address is found */ switch ((virDomainControllerType)cont->type) {
if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_USB && case VIR_DOMAIN_CONTROLLER_TYPE_SCSI:
cont->model == -1 && /* set the default SCSI controller model for S390 arches */
cont->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE && if (cont->model == -1 &&
ARCH_IS_S390(def->os.arch)) ARCH_IS_S390(def->os.arch)) {
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_NONE; cont->model = VIR_DOMAIN_CONTROLLER_MODEL_SCSI_VIRTIO_SCSI;
}
break;
/* forbid usb model 'qusb1' and 'qusb2' in this kind of hyperviosr */ case VIR_DOMAIN_CONTROLLER_TYPE_USB:
if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_USB && if (cont->model == -1) {
(cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_QUSB1 || /* Pick a suitable default model for the USB controller if none
cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_QUSB2)) { * has been selected by the user.
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, *
_("USB controller model type 'qusb1' or 'qusb2' " * We rely on device availability instead of setting the model
"is not supported in %s"), * unconditionally because, for some machine types, there's a
virDomainVirtTypeToString(def->virtType)); * chance we will get away with using the legacy USB controller
return -1; * when the relevant device is not available.
} *
* See qemuBuildControllerDevCommandLine() */
if (ARCH_IS_S390(def->os.arch) &&
cont->info.type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE) {
/* set the default USB model to none for s390 unless an
* address is found */
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_NONE;
} else if (ARCH_IS_PPC64(def->os.arch)) {
/* Default USB controller for ppc64 is pci-ohci */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_PCI_OHCI))
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_PCI_OHCI;
} else {
/* Default USB controller for anything else is piix3-uhci */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_PIIX3_USB_UHCI))
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_PIIX3_UHCI;
}
}
/* forbid usb model 'qusb1' and 'qusb2' in this kind of hyperviosr */
if (cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_QUSB1 ||
cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_QUSB2) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("USB controller model type 'qusb1' or 'qusb2' "
"is not supported in %s"),
virDomainVirtTypeToString(def->virtType));
return -1;
}
if (cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_NEC_XHCI &&
cont->opts.usbopts.ports > QEMU_USB_NEC_XHCI_MAXPORTS) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("nec-xhci controller only supports up to %u ports"),
QEMU_USB_NEC_XHCI_MAXPORTS);
return -1;
}
break;
case VIR_DOMAIN_CONTROLLER_TYPE_PCI:
/* set the default SCSI controller model for S390 arches */
if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_SCSI &&
cont->model == -1 &&
ARCH_IS_S390(def->os.arch))
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_SCSI_VIRTIO_SCSI;
if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_USB &&
cont->model == VIR_DOMAIN_CONTROLLER_MODEL_USB_NEC_XHCI &&
cont->opts.usbopts.ports > QEMU_USB_NEC_XHCI_MAXPORTS) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("nec-xhci controller only supports up to %u ports"),
QEMU_USB_NEC_XHCI_MAXPORTS);
return -1;
}
if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_PCI) {
if (cont->model == VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS && if (cont->model == VIR_DOMAIN_CONTROLLER_MODEL_PCI_EXPANDER_BUS &&
!qemuDomainMachineIsI440FX(def)) { !qemuDomainMachineIsI440FX(def)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
@ -3083,26 +3102,15 @@ qemuDomainControllerDefPostParse(virDomainControllerDefPtr cont,
virDomainNumaGetNodeCount(def->numa)); virDomainNumaGetNodeCount(def->numa));
return -1; return -1;
} }
} else if (cont->type == VIR_DOMAIN_CONTROLLER_TYPE_USB && break;
cont->model == -1) {
/* Pick a suitable default model for the USB controller if none case VIR_DOMAIN_CONTROLLER_TYPE_SATA:
* has been selected by the user. case VIR_DOMAIN_CONTROLLER_TYPE_VIRTIO_SERIAL:
* case VIR_DOMAIN_CONTROLLER_TYPE_CCID:
* We rely on device availability instead of setting the model case VIR_DOMAIN_CONTROLLER_TYPE_IDE:
* unconditionally because, for some machine types, there's a case VIR_DOMAIN_CONTROLLER_TYPE_FDC:
* chance we will get away with using the legacy USB controller case VIR_DOMAIN_CONTROLLER_TYPE_LAST:
* when the relevant device is not available. break;
*
* See qemuBuildControllerDevCommandLine() */
if (ARCH_IS_PPC64(def->os.arch)) {
/* Default USB controller for ppc64 is pci-ohci */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_PCI_OHCI))
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_PCI_OHCI;
} else {
/* Default USB controller for anything else is piix3-uhci */
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_PIIX3_USB_UHCI))
cont->model = VIR_DOMAIN_CONTROLLER_MODEL_USB_PIIX3_UHCI;
}
} }
return 0; return 0;