Commit 218bb7ec authored by Cindy Lu's avatar Cindy Lu Committed by Michael S. Tsirkin
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vdpa_sim_net: Add the support of set mac address 



Add the function to support setting the MAC address.
For vdpa_sim_net, the driver will write the MAC address
to the config space, and other devices can implement
their own functions to support this.

Signed-off-by: default avatarCindy Lu <lulu@redhat.com>
Message-Id: <20240731031653.1047692-3-lulu@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
parent 2f87e9cf

drivers/vdpa/vdpa_sim/vdpa_sim_net.c

+20 −1
Original line number Diff line number Diff line
@@ -414,6 +414,24 @@ static void vdpasim_net_get_config(struct vdpasim *vdpasim, void *config) 
	net_config->status = cpu_to_vdpasim16(vdpasim, VIRTIO_NET_S_LINK_UP);

}



static int vdpasim_net_set_attr(struct vdpa_mgmt_dev *mdev, struct vdpa_device *dev,

				const struct vdpa_dev_set_config *config)

{

	struct vdpasim *vdpasim = container_of(dev, struct vdpasim, vdpa);

	struct virtio_net_config *vio_config = vdpasim->config;



	mutex_lock(&vdpasim->mutex);



	if (config->mask & (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR)) {

		ether_addr_copy(vio_config->mac, config->net.mac);

		mutex_unlock(&vdpasim->mutex);

		return 0;

	}



	mutex_unlock(&vdpasim->mutex);

	return -EOPNOTSUPP;

}



static void vdpasim_net_setup_config(struct vdpasim *vdpasim,

				     const struct vdpa_dev_set_config *config)

{
@@ -510,7 +528,8 @@ static void vdpasim_net_dev_del(struct vdpa_mgmt_dev *mdev, 


static const struct vdpa_mgmtdev_ops vdpasim_net_mgmtdev_ops = {

	.dev_add = vdpasim_net_dev_add,

	.dev_del = vdpasim_net_dev_del

	.dev_del = vdpasim_net_dev_del,

	.dev_set_attr = vdpasim_net_set_attr

};



static struct virtio_device_id id_table[] = {