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; }