Boris Fiuczynski <fiuczy@xxxxxxxxxxxxx> [2018-10-08, 06:25PM +0200]:
> Adjusting domain format documentation, adding device address
> support and adding command line generation for vfio-ap.
>
> Signed-off-by: Boris Fiuczynski <fiuczy@xxxxxxxxxxxxx>
> ---
> docs/formatdomain.html.in | 3 ++-
> docs/schemas/domaincommon.rng | 1 +
> src/qemu/qemu_command.c | 8 ++++++++
> src/qemu/qemu_domain_address.c | 4 ++++
> src/util/virmdev.c | 3 ++-
> src/util/virmdev.h | 1 +
> 6 files changed, 18 insertions(+), 2 deletions(-)
>
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index 8189959773..269741a690 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -4616,8 +4616,9 @@
> <dd>For mediated devices (<span class="since">Since 3.2.0</span>)
> the <code>model</code> attribute specifies the device API which
> determines how the host's vfio driver will expose the device to the
> - guest. Currently, <code>model='vfio-pci'</code> and
> + guest. Currently, <code>model='vfio-pci'</code>,
> <code>model='vfio-ccw'</code> (<span class="since">Since 4.4.0</span>)
> + and <code>model='vfio-ap'</code> (<span class="since">Since 4.9.0</span>)
> is supported. <a href="drvnodedev.html#MDEV">MDEV</a> section
> provides more information about mediated devices as well as how to
> create mediated devices on the host.
Maybe it is time to explain what the models actually are? Or is this not
in the scope of libvirt's documentation?
> diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
> index 099a949cf8..b9ac5df479 100644
> --- a/docs/schemas/domaincommon.rng
> +++ b/docs/schemas/domaincommon.rng
> @@ -4618,6 +4618,7 @@
> <choice>
> <value>vfio-pci</value>
> <value>vfio-ccw</value>
> + <value>vfio-ap</value>
> </choice>
> </attribute>
> <optional>
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index d77cf8c2d6..83569d70ab 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -5476,6 +5476,14 @@ qemuBuildHostdevCommandLine(virCommandPtr cmd,
> return -1;
> }
> break;
> + case VIR_MDEV_MODEL_TYPE_VFIO_AP:
> + if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_VFIO_AP)) {
> + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> + _("VFIO AP device assignment is not "
> + "supported by this version of QEMU"));
> + return -1;
> + }
> + break;
> case VIR_MDEV_MODEL_TYPE_LAST:
> default:
> virReportEnumRangeError(virMediatedDeviceModelType,
> diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c
> index 8a8764cff5..24dd7c1a58 100644
> --- a/src/qemu/qemu_domain_address.c
> +++ b/src/qemu/qemu_domain_address.c
> @@ -294,6 +294,10 @@ qemuDomainPrimeVfioDeviceAddresses(virDomainDefPtr def,
> subsys->u.mdev.model == VIR_MDEV_MODEL_TYPE_VFIO_CCW &&
> def->hostdevs[i]->info->type == VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE)
> def->hostdevs[i]->info->type = type;
> +
> + if (virHostdevIsMdevDevice(def->hostdevs[i]) &&
> + subsys->u.mdev.model == VIR_MDEV_MODEL_TYPE_VFIO_AP)
> + def->hostdevs[i]->info->type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_NONE;
> }
> }
>
> diff --git a/src/util/virmdev.c b/src/util/virmdev.c
> index 10a2b08337..3e11e38802 100644
> --- a/src/util/virmdev.c
> +++ b/src/util/virmdev.c
> @@ -48,7 +48,8 @@ struct _virMediatedDeviceList {
>
> VIR_ENUM_IMPL(virMediatedDeviceModel, VIR_MDEV_MODEL_TYPE_LAST,
> "vfio-pci",
> - "vfio-ccw")
> + "vfio-ccw",
> + "vfio-ap")
>
> static virClassPtr virMediatedDeviceListClass;
>
> diff --git a/src/util/virmdev.h b/src/util/virmdev.h
> index 7c93c4d390..c856ff5bdb 100644
> --- a/src/util/virmdev.h
> +++ b/src/util/virmdev.h
> @@ -27,6 +27,7 @@
> typedef enum {
> VIR_MDEV_MODEL_TYPE_VFIO_PCI = 0,
> VIR_MDEV_MODEL_TYPE_VFIO_CCW = 1,
> + VIR_MDEV_MODEL_TYPE_VFIO_AP = 2,
>
> VIR_MDEV_MODEL_TYPE_LAST
> } virMediatedDeviceModelType;
> --
> 2.17.0
>
Looks good.
Reviewed-by: Bjoern Walk <bwalk@xxxxxxxxxxxxx>
Attachment:
signature.asc
Description: PGP signature
-- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list
