[PATCH V8 1/6] mdev: class id support

[Cornelia Huck]

On Tue,  5 Nov 2019 17:32:35 +0800
Jason Wang <jasowang at redhat.com> wrote:

> Mdev bus only supports vfio driver right now, so it doesn't implement
> match method. But in the future, we may add drivers other than vfio,
> the first driver could be virtio-mdev. This means we need to add
> device class id support in bus match method to pair the mdev device
> and mdev driver correctly.
> 
> So this patch adds id_table to mdev_driver and class_id for mdev
> device with the match method for mdev bus.
> 
> Reviewed-by: Parav Pandit <parav at mellanox.com>
> Signed-off-by: Jason Wang <jasowang at redhat.com>
> ---
>  .../driver-api/vfio-mediated-device.rst       |  5 ++++
>  drivers/gpu/drm/i915/gvt/kvmgt.c              |  1 +
>  drivers/s390/cio/vfio_ccw_ops.c               |  1 +
>  drivers/s390/crypto/vfio_ap_ops.c             |  1 +
>  drivers/vfio/mdev/mdev_core.c                 | 17 +++++++++++++
>  drivers/vfio/mdev/mdev_driver.c               | 25 +++++++++++++++++++
>  drivers/vfio/mdev/mdev_private.h              |  1 +
>  drivers/vfio/mdev/vfio_mdev.c                 |  6 +++++
>  include/linux/mdev.h                          |  8 ++++++
>  include/linux/mod_devicetable.h               |  8 ++++++
>  samples/vfio-mdev/mbochs.c                    |  1 +
>  samples/vfio-mdev/mdpy.c                      |  1 +
>  samples/vfio-mdev/mtty.c                      |  1 +
>  13 files changed, 76 insertions(+)

Reviewed-by: Cornelia Huck <cohuck at redhat.com>