diff mbox series

[v8,3/3] vdpa/mlx5: Add the support of set mac address

Message ID 20240731031653.1047692-4-lulu@redhat.com (mailing list archive)
State Not Applicable
Headers show
Series vdpa: support set mac address from vdpa tool | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Cindy Lu July 31, 2024, 3:16 a.m. UTC 
Add the function to support setting the MAC address.
For vdpa/mlx5, the function will use mlx5_mpfs_add_mac
to set the mac address

Tested in ConnectX-6 Dx device

Signed-off-by: Cindy Lu <lulu@redhat.com>
---
 drivers/vdpa/mlx5/net/mlx5_vnet.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

Comments

Jason Wang July 31, 2024, 3:21 a.m. UTC | #1 
On Wed, Jul 31, 2024 at 11:17 AM Cindy Lu <lulu@redhat.com> wrote:
>
> Add the function to support setting the MAC address.
> For vdpa/mlx5, the function will use mlx5_mpfs_add_mac
> to set the mac address
>
> Tested in ConnectX-6 Dx device
>
> Signed-off-by: Cindy Lu <lulu@redhat.com>
> ---

Acked-by: Jason Wang <jasowang@redhat.com>

Thanks
diff mbox series

Patch

diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index ecfc16151d61..8cc92aaf3faa 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -3786,9 +3786,37 @@  static void mlx5_vdpa_dev_del(struct vdpa_mgmt_dev *v_mdev, struct vdpa_device *
 	mgtdev->ndev = NULL;
 }
 
+static int mlx5_vdpa_set_attr(struct vdpa_mgmt_dev *v_mdev, struct vdpa_device *dev,
+			      const struct vdpa_dev_set_config *add_config)
+{
+	struct virtio_net_config *config;
+	struct mlx5_core_dev *pfmdev;
+	struct mlx5_vdpa_dev *mvdev;
+	struct mlx5_vdpa_net *ndev;
+	struct mlx5_core_dev *mdev;
+	int err = -EOPNOTSUPP;
+
+	mvdev = to_mvdev(dev);
+	ndev = to_mlx5_vdpa_ndev(mvdev);
+	mdev = mvdev->mdev;
+	config = &ndev->config;
+
+	down_write(&ndev->reslock);
+	if (add_config->mask & (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR)) {
+		pfmdev = pci_get_drvdata(pci_physfn(mdev->pdev));
+		err = mlx5_mpfs_add_mac(pfmdev, config->mac);
+		if (!err)
+			ether_addr_copy(config->mac, add_config->net.mac);
+	}
+
+	up_write(&ndev->reslock);
+	return err;
+}
+
 static const struct vdpa_mgmtdev_ops mdev_ops = {
 	.dev_add = mlx5_vdpa_dev_add,
 	.dev_del = mlx5_vdpa_dev_del,
+	.dev_set_attr = mlx5_vdpa_set_attr,
 };
 
 static struct virtio_device_id id_table[] = {