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vdpa_sim: implement vdpa_config_ops.get_vq_size for vDPA simulator 

This commit implements vdpa_config_ops.get_vq_size for vDPA
simulator, this new interface can help report per vq size.

Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Message-Id: <20240202163905.8834-7-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Zhu Lingshan 2024-02-03 00:39:01 +08:00 committed by Michael S. Tsirkin
parent 1da13e6470
commit f6fa2f7ea0
1 changed files with 12 additions and 0 deletions
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12
drivers/vdpa/vdpa_sim/vdpa_sim.c
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@ -311,6 +311,17 @@ static void vdpasim_set_vq_num(struct vdpa_device *vdpa, u16 idx, u32 num)
vq->num = num;
}
static u16 vdpasim_get_vq_size(struct vdpa_device *vdpa, u16 idx)
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
struct vdpasim_virtqueue *vq = &vdpasim->vqs[idx];
if (vdpasim->status & VIRTIO_CONFIG_S_DRIVER_OK)
return vq->num;
else
return VDPASIM_QUEUE_MAX;
}
static void vdpasim_kick_vq(struct vdpa_device *vdpa, u16 idx)
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
@ -775,6 +786,7 @@ static const struct vdpa_config_ops vdpasim_config_ops = {
.get_driver_features = vdpasim_get_driver_features,
.set_config_cb = vdpasim_set_config_cb,
.get_vq_num_max = vdpasim_get_vq_num_max,
.get_vq_size = vdpasim_get_vq_size,
.get_device_id = vdpasim_get_device_id,
.get_vendor_id = vdpasim_get_vendor_id,
.get_status = vdpasim_get_status,