static int mlx5i_close(struct net_device *netdev)
{
struct mlx5e_priv *epriv = mlx5i_epriv(netdev);
struct mlx5i_priv *ipriv = epriv->ppriv;
struct mlx5_core_dev *mdev = epriv->mdev;
/* May already be CLOSED in case a previous configuration operation
* (e.g RX/TX queue size change) that involves close&open failed.
*/
mutex_lock(&epriv->state_lock);
if (!test_bit(MLX5E_STATE_OPENED, &epriv->state))
goto unlock;
clear_bit(MLX5E_STATE_OPENED, &epriv->state);
netif_carrier_off(epriv->netdev);
mlx5_fs_remove_rx_underlay_qpn(mdev, ipriv->qp.qpn);
mlx5i_uninit_underlay_qp(epriv);
mlx5e_deactivate_priv_channels(epriv);
mlx5e_close_channels(&epriv->channels);
unlock:
mutex_unlock(&epriv->state_lock);
return 0;
}
static int mlx5i_pkey_open(struct net_device *netdev)
{
struct mlx5e_priv *epriv = mlx5i_epriv(netdev);
struct mlx5i_priv *ipriv = epriv->ppriv;
struct mlx5_core_dev *mdev = epriv->mdev;
int err;
mutex_lock(&epriv->state_lock);
set_bit(MLX5E_STATE_OPENED, &epriv->state);
err = mlx5i_init_underlay_qp(epriv);
if (err) {
mlx5_core_warn(mdev, "prepare child underlay qp state failed, %d\n", err);
goto err_release_lock;
}
err = mlx5_fs_add_rx_underlay_qpn(mdev, ipriv->qp.qpn);
if (err) {
mlx5_core_warn(mdev, "attach child underlay qp to ft failed, %d\n", err);
goto err_unint_underlay_qp;
}
err = mlx5e_create_tis(mdev, 0 /* tc */, ipriv->qp.qpn, &epriv->tisn[0]);
if (err) {
mlx5_core_warn(mdev, "create child tis failed, %d\n", err);
goto err_remove_rx_uderlay_qp;
}
err = mlx5e_open_channels(epriv, &epriv->channels);
if (err) {
mlx5_core_warn(mdev, "opening child channels failed, %d\n", err);
goto err_clear_state_opened_flag;
}
mlx5e_refresh_tirs(epriv, false);
mlx5e_activate_priv_channels(epriv);
mutex_unlock(&epriv->state_lock);
return 0;
err_clear_state_opened_flag:
mlx5e_destroy_tis(mdev, epriv->tisn[0]);
err_remove_rx_uderlay_qp:
mlx5_fs_remove_rx_underlay_qpn(mdev, ipriv->qp.qpn);
err_unint_underlay_qp:
mlx5i_uninit_underlay_qp(epriv);
err_release_lock:
clear_bit(MLX5E_STATE_OPENED, &epriv->state);
mutex_unlock(&epriv->state_lock);
return err;
}
static int mlx5i_open(struct net_device *netdev)
{
struct mlx5e_priv *epriv = mlx5i_epriv(netdev);
struct mlx5i_priv *ipriv = epriv->ppriv;
struct mlx5_core_dev *mdev = epriv->mdev;
int err;
mutex_lock(&epriv->state_lock);
set_bit(MLX5E_STATE_OPENED, &epriv->state);
err = mlx5i_init_underlay_qp(epriv);
if (err) {
mlx5_core_warn(mdev, "prepare underlay qp state failed, %d\n", err);
goto err_clear_state_opened_flag;
}
err = mlx5_fs_add_rx_underlay_qpn(mdev, ipriv->qp.qpn);
if (err) {
mlx5_core_warn(mdev, "attach underlay qp to ft failed, %d\n", err);
goto err_reset_qp;
}
err = mlx5e_open_channels(epriv, &epriv->channels);
if (err)
goto err_remove_fs_underlay_qp;
mlx5e_refresh_tirs(epriv, false);
mlx5e_activate_priv_channels(epriv);
mlx5e_timestamp_set(epriv);
mutex_unlock(&epriv->state_lock);
return 0;
err_remove_fs_underlay_qp:
mlx5_fs_remove_rx_underlay_qpn(mdev, ipriv->qp.qpn);
err_reset_qp:
mlx5i_uninit_underlay_qp(epriv);
err_clear_state_opened_flag:
clear_bit(MLX5E_STATE_OPENED, &epriv->state);
mutex_unlock(&epriv->state_lock);
return err;
}
static int mlx5i_pkey_close(struct net_device *netdev)
{
struct mlx5e_priv *priv = mlx5i_epriv(netdev);
struct mlx5i_priv *ipriv = priv->ppriv;
struct mlx5_core_dev *mdev = priv->mdev;
mutex_lock(&priv->state_lock);
if (!test_bit(MLX5E_STATE_OPENED, &priv->state))
goto unlock;
clear_bit(MLX5E_STATE_OPENED, &priv->state);
netif_carrier_off(priv->netdev);
mlx5_fs_remove_rx_underlay_qpn(mdev, ipriv->qp.qpn);
mlx5i_uninit_underlay_qp(priv);
mlx5e_deactivate_priv_channels(priv);
mlx5e_close_channels(&priv->channels);
mlx5e_destroy_tis(mdev, priv->tisn[0]);
unlock:
mutex_unlock(&priv->state_lock);
return 0;
}
