On Wed, Jan 05, 2022 at 08:58:50AM +0800, Longpeng(Mike) wrote:
> From: Longpeng <longpeng2@huawei.com>
>
> Hi guys,
>
> This patchset tries to support the generic vDPA device, the previous
> disscussion can be found here [1].
>
> With the generic vDPA device, QEMU won't need to touch the device
> types any more, such like vfio.
>
> We can use the generic vDPA device as follow:
> -device vhost-vdpa-device-pci,vdpa-dev=/dev/vhost-vdpa-X
>
> I've done some simple tests on Huawei's offloading card (net, 0.95)
> and vdpa_sim_blk (1.0);
>
> Note:
> the kernel part does not send out yet, I'll send it as soon as possible.
>
> [1] https://lore.kernel.org/all/20211208052010.1719-1-longpeng2@huawei.com/
>
> Longpeng (Mike) (10):
> virtio: get class_id and pci device id by the virtio id
> vhost: add 3 commands for vhost-vdpa
> vdpa: add the infrastructure of vdpa-dev
> vdpa-dev: implement the instance_init/class_init interface
> vdpa-dev: implement the realize interface
> vdpa-dev: implement the unrealize interface
> vdpa-dev: implement the get_config/set_config interface
> vdpa-dev: implement the get_features interface
> vdpa-dev: implement the set_status interface
> vdpa-dev: mark the device as unmigratable
Nice and small.
Stefan