Commit f6fa2f7e authored by Zhu Lingshan's avatar Zhu Lingshan Committed by Michael S. Tsirkin
Browse files

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: default avatarZhu Lingshan <lingshan.zhu@intel.com>
Message-Id: <20240202163905.8834-7-lingshan.zhu@intel.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 1da13e64

drivers/vdpa/vdpa_sim/vdpa_sim.c

+12 −0
Original line number Diff line number Diff line
@@ -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,