On Thu, Mar 23, 2023 at 3:11 AM Shannon Nelson <[email protected]> wrote:
>
> This is the vDPA device support, where we advertise that we can
> support the virtio queues and deal with the configuration work
> through the pds_core's adminq.
>
> Signed-off-by: Shannon Nelson <[email protected]>
> ---
> drivers/vdpa/pds/aux_drv.c | 15 +
> drivers/vdpa/pds/aux_drv.h | 1 +
> drivers/vdpa/pds/debugfs.c | 260 +++++++++++++++++
> drivers/vdpa/pds/debugfs.h | 10 +
> drivers/vdpa/pds/vdpa_dev.c | 560 +++++++++++++++++++++++++++++++++++-
> 5 files changed, 845 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/vdpa/pds/aux_drv.c b/drivers/vdpa/pds/aux_drv.c
> index 8f3ae3326885..e54f0371c60e 100644
> --- a/drivers/vdpa/pds/aux_drv.c
> +++ b/drivers/vdpa/pds/aux_drv.c
[...]
> +
> +static struct vdpa_notification_area
> +pds_vdpa_get_vq_notification(struct vdpa_device *vdpa_dev, u16 qid)
> +{
> + struct pds_vdpa_device *pdsv = vdpa_to_pdsv(vdpa_dev);
> + struct virtio_pci_modern_device *vd_mdev;
> + struct vdpa_notification_area area;
> +
> + area.addr = pdsv->vqs[qid].notify_pa;
> +
> + vd_mdev = &pdsv->vdpa_aux->vd_mdev;
> + if (!vd_mdev->notify_offset_multiplier)
> + area.size = PDS_PAGE_SIZE;
This hasn't been defined so far? Others look good.
Thanks
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