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From 46dc4f557546c024c273e0e21110698cdfffe8ae Mon Sep 17 00:00:00 2001
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Message-Id: <46dc4f557546c024c273e0e21110698cdfffe8ae@dist-git>
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From: Erik Skultety <eskultet@redhat.com>
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Date: Fri, 30 Nov 2018 15:49:25 +0100
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Subject: [PATCH] qemu: Extract MDEV VFIO PCI validation code into a separate
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helper
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Since we'll need to validate other models apart from VFIO PCI too,
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having a helper for each model should keep the code base cleaner.
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Signed-off-by: Erik Skultety <eskultet@redhat.com>
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Reviewed-by: Boris Fiuczynski <fiuczy@linux.ibm.com>
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(cherry picked from commit 208d6e6f5aafa102d04ce300c6338b0736bb52df)
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https://bugzilla.redhat.com/show_bug.cgi?id=1508146
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Signed-off-by: Pino Toscano <ptoscano@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/qemu/qemu_domain.c | 35 +++++++++++++++++++++++++++++------
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1 file changed, 29 insertions(+), 6 deletions(-)
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diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
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index d80f9b393e..4898d58733 100644
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--- a/src/qemu/qemu_domain.c
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+++ b/src/qemu/qemu_domain.c
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@@ -4451,11 +4451,11 @@ qemuDomainDeviceDefValidateNetwork(const virDomainNetDef *net)
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static int
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-qemuDomainMdevDefValidate(const virDomainHostdevSubsysMediatedDev *mdevsrc,
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- const virDomainDef *def,
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- virQEMUCapsPtr qemuCaps)
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+qemuDomainMdevDefVFIOPCIValidate(const virDomainHostdevSubsysMediatedDev *dev,
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+ const virDomainDef *def,
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+ virQEMUCapsPtr qemuCaps)
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{
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- if (mdevsrc->display == VIR_TRISTATE_SWITCH_ABSENT)
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+ if (dev->display == VIR_TRISTATE_SWITCH_ABSENT)
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return 0;
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if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_VFIO_PCI_DISPLAY)) {
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@@ -4465,7 +4465,7 @@ qemuDomainMdevDefValidate(const virDomainHostdevSubsysMediatedDev *mdevsrc,
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return -1;
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}
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- if (mdevsrc->model != VIR_MDEV_MODEL_TYPE_VFIO_PCI) {
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+ if (dev->model != VIR_MDEV_MODEL_TYPE_VFIO_PCI) {
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virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
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_("<hostdev> attribute 'display' is only supported"
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" with model='vfio-pci'"));
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@@ -4473,7 +4473,7 @@ qemuDomainMdevDefValidate(const virDomainHostdevSubsysMediatedDev *mdevsrc,
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return -1;
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}
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- if (mdevsrc->display == VIR_TRISTATE_SWITCH_ON) {
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+ if (dev->display == VIR_TRISTATE_SWITCH_ON) {
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if (def->ngraphics == 0) {
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virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
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_("graphics device is needed for attribute value "
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@@ -4486,6 +4486,29 @@ qemuDomainMdevDefValidate(const virDomainHostdevSubsysMediatedDev *mdevsrc,
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}
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+static int
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+qemuDomainMdevDefValidate(const virDomainHostdevSubsysMediatedDev *mdevsrc,
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+ const virDomainDef *def,
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+ virQEMUCapsPtr qemuCaps)
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+{
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+ switch ((virMediatedDeviceModelType) mdevsrc->model) {
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+ case VIR_MDEV_MODEL_TYPE_VFIO_PCI:
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+ return qemuDomainMdevDefVFIOPCIValidate(mdevsrc, def, qemuCaps);
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+ case VIR_MDEV_MODEL_TYPE_VFIO_AP:
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+ break;
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+ case VIR_MDEV_MODEL_TYPE_VFIO_CCW:
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+ break;
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+ case VIR_MDEV_MODEL_TYPE_LAST:
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+ default:
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+ virReportEnumRangeError(virMediatedDeviceModelType,
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+ mdevsrc->model);
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+ return -1;
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+ }
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+
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+ return 0;
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+}
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+
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+
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static int
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qemuDomainDeviceDefValidateHostdev(const virDomainHostdevDef *hostdev,
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const virDomainDef *def,
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--
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2.19.2
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