[net-next,4/6] devlink: Clean registration of devlink port

Message ID	9c3eb77a90a2be10d5c637981a8047160845f60f.1637173517.git.leonro@nvidia.com (mailing list archive)
State	Not Applicable
Headers	show Return-Path: <linux-rdma-owner@kernel.org> From: Leon Romanovsky <leon@kernel.org> To: "David S . Miller" <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org> Cc: Leon Romanovsky <leonro@nvidia.com>, Alexandre Belloni <alexandre.belloni@bootlin.com>, Andrew Lunn <andrew@lunn.ch>, Aya Levin <ayal@mellanox.com>, Claudiu Manoil <claudiu.manoil@nxp.com>, drivers@pensando.io, Florian Fainelli <f.fainelli@gmail.com>, Ido Schimmel <idosch@nvidia.com>, intel-wired-lan@lists.osuosl.org, Ioana Ciornei <ioana.ciornei@nxp.com>, Jesse Brandeburg <jesse.brandeburg@intel.com>, Jiri Pirko <jiri@nvidia.com>, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Michael Chan <michael.chan@broadcom.com>, netdev@vger.kernel.org, oss-drivers@corigine.com, Saeed Mahameed <saeedm@nvidia.com>, Shannon Nelson <snelson@pensando.io>, Simon Horman <simon.horman@corigine.com>, Taras Chornyi <tchornyi@marvell.com>, Tariq Toukan <tariqt@nvidia.com>, Tony Nguyen <anthony.l.nguyen@intel.com>, UNGLinuxDriver@microchip.com, Vivien Didelot <vivien.didelot@gmail.com>, Vladimir Oltean <vladimir.oltean@nxp.com> Subject: [PATCH net-next 4/6] devlink: Clean registration of devlink port Date: Wed, 17 Nov 2021 20:26:20 +0200 Message-Id: <9c3eb77a90a2be10d5c637981a8047160845f60f.1637173517.git.leonro@nvidia.com> In-Reply-To: <cover.1637173517.git.leonro@nvidia.com> References: <cover.1637173517.git.leonro@nvidia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Devlink cleanups \| expand [net-next,0/6] Devlink cleanups [net-next,1/6] devlink: Remove misleading internal_flags from health reporter dump [net-next,2/6] devlink: Delete useless checks of holding devlink lock [net-next,3/6] devlink: Simplify devlink resources unregister call [net-next,4/6] devlink: Clean registration of devlink port [net-next,5/6] devlink: Reshuffle resource registration logic [net-next,6/6] devlink: Inline sb related functions

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 5c464ea73576..c4a7122ee1fd 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -1209,11 +1209,7 @@ int bnxt_dl_register(struct bnxt *bp) memcpy(attrs.switch_id.id, bp->dsn, sizeof(bp->dsn)); attrs.switch_id.id_len = sizeof(bp->dsn); devlink_port_attrs_set(&bp->dl_port, &attrs); - rc = devlink_port_register(dl, &bp->dl_port, bp->pf.port_id); - if (rc) { - netdev_err(bp->dev, "devlink_port_register failed\n"); - goto err_dl_free; - } + devlink_port_register(dl, &bp->dl_port, bp->pf.port_id); rc = bnxt_dl_params_register(bp); if (rc) @@ -1225,7 +1221,6 @@ int bnxt_dl_register(struct bnxt *bp) err_dl_port_unreg: devlink_port_unregister(&bp->dl_port); -err_dl_free: devlink_free(dl); return rc; } diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-devlink.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-devlink.c index 7fefe1574b6a..d19423780e59 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-devlink.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth-devlink.c @@ -226,17 +226,12 @@ int dpaa2_eth_dl_port_add(struct dpaa2_eth_priv *priv) { struct devlink_port *devlink_port = &priv->devlink_port; struct devlink_port_attrs attrs = {}; - int err; attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; devlink_port_attrs_set(devlink_port, &attrs); - err = devlink_port_register(priv->devlink, devlink_port, 0); - if (err) - return err; - + devlink_port_register(priv->devlink, devlink_port, 0); devlink_port_type_eth_set(devlink_port, priv->net_dev); - return 0; } diff --git a/drivers/net/ethernet/intel/ice/ice_devlink.c b/drivers/net/ethernet/intel/ice/ice_devlink.c index b9bd9f9472f6..ba4c463cb276 100644 --- a/drivers/net/ethernet/intel/ice/ice_devlink.c +++ b/drivers/net/ethernet/intel/ice/ice_devlink.c @@ -498,10 +498,6 @@ int ice_devlink_create_pf_port(struct ice_pf *pf) struct devlink_port *devlink_port; struct devlink *devlink; struct ice_vsi *vsi; - struct device *dev; - int err; - - dev = ice_pf_to_dev(pf); devlink_port = &pf->devlink_port; @@ -514,13 +510,7 @@ int ice_devlink_create_pf_port(struct ice_pf *pf) devlink_port_attrs_set(devlink_port, &attrs); devlink = priv_to_devlink(pf); - err = devlink_port_register(devlink, devlink_port, vsi->idx); - if (err) { - dev_err(dev, "Failed to create devlink port for PF %d, error %d\n", - pf->hw.pf_id, err); - return err; - } - + devlink_port_register(devlink, devlink_port, vsi->idx); return 0; } @@ -554,12 +544,9 @@ int ice_devlink_create_vf_port(struct ice_vf *vf) struct devlink_port *devlink_port; struct devlink *devlink; struct ice_vsi *vsi; - struct device *dev; struct ice_pf *pf; - int err; pf = vf->pf; - dev = ice_pf_to_dev(pf); vsi = ice_get_vf_vsi(vf); devlink_port = &vf->devlink_port; @@ -570,13 +557,7 @@ int ice_devlink_create_vf_port(struct ice_vf *vf) devlink_port_attrs_set(devlink_port, &attrs); devlink = priv_to_devlink(pf); - err = devlink_port_register(devlink, devlink_port, vsi->idx); - if (err) { - dev_err(dev, "Failed to create devlink port for VF %d, error %d\n", - vf->vf_id, err); - return err; - } - + devlink_port_register(devlink, devlink_port, vsi->idx); return 0; } diff --git a/drivers/net/ethernet/marvell/prestera/prestera_devlink.c b/drivers/net/ethernet/marvell/prestera/prestera_devlink.c index 06279cd6da67..91a4ff2e412b 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_devlink.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_devlink.c @@ -422,7 +422,6 @@ int prestera_devlink_port_register(struct prestera_port *port) struct prestera_switch *sw = port->sw; struct devlink *dl = priv_to_devlink(sw); struct devlink_port_attrs attrs = {}; - int err; attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; attrs.phys.port_number = port->fp_id; @@ -431,12 +430,7 @@ int prestera_devlink_port_register(struct prestera_port *port) devlink_port_attrs_set(&port->dl_port, &attrs); - err = devlink_port_register(dl, &port->dl_port, port->fp_id); - if (err) { - dev_err(prestera_dev(sw), "devlink_port_register failed: %d\n", err); - return err; - } - + devlink_port_register(dl, &port->dl_port, port->fp_id); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index b187c210d4d6..c88a586ecd8d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -3033,9 +3033,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port) struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; int err; - err = devlink_port_register(devlink, &info->devlink_port, port); - if (err) - return err; + devlink_port_register(devlink, &info->devlink_port, port); /* Ethernet and IB drivers will normally set the port type, * but if they are not built set the type now to prevent diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c index ae52e7f38306..76326858db22 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c @@ -14,7 +14,7 @@ mlx5e_devlink_get_port_parent_id(struct mlx5_core_dev *dev, struct netdev_phys_i memcpy(ppid->id, &parent_id, sizeof(parent_id)); } -int mlx5e_devlink_port_register(struct mlx5e_priv *priv) +void mlx5e_devlink_port_register(struct mlx5e_priv *priv) { struct devlink *devlink = priv_to_devlink(priv->mdev); struct devlink_port_attrs attrs = {}; @@ -40,8 +40,7 @@ int mlx5e_devlink_port_register(struct mlx5e_priv *priv) dl_port = mlx5e_devlink_get_dl_port(priv); memset(dl_port, 0, sizeof(*dl_port)); devlink_port_attrs_set(dl_port, &attrs); - - return devlink_port_register(devlink, dl_port, dl_port_index); + devlink_port_register(devlink, dl_port, dl_port_index); } void mlx5e_devlink_port_type_eth_set(struct mlx5e_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.h b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.h index 10b50feb9883..04ada8624367 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.h @@ -7,7 +7,7 @@ #include <net/devlink.h> #include "en.h" -int mlx5e_devlink_port_register(struct mlx5e_priv *priv); +void mlx5e_devlink_port_register(struct mlx5e_priv *priv); void mlx5e_devlink_port_unregister(struct mlx5e_priv *priv); void mlx5e_devlink_port_type_eth_set(struct mlx5e_priv *priv); struct devlink_port *mlx5e_get_devlink_port(struct net_device *dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 65571593ec5c..385533dce1bb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -5461,11 +5461,7 @@ static int mlx5e_probe(struct auxiliary_device *adev, priv->profile = profile; priv->ppriv = NULL; - err = mlx5e_devlink_port_register(priv); - if (err) { - mlx5_core_err(mdev, "mlx5e_devlink_port_register failed, %d\n", err); - goto err_destroy_netdev; - } + mlx5e_devlink_port_register(priv); err = profile->init(mdev, netdev); if (err) { @@ -5497,7 +5493,6 @@ static int mlx5e_probe(struct auxiliary_device *adev, profile->cleanup(priv); err_devlink_cleanup: mlx5e_devlink_port_unregister(priv); -err_destroy_netdev: mlx5e_destroy_netdev(priv); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c index 7f9b96d9537e..d1550f661644 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/devlink_port.c @@ -87,9 +87,7 @@ int mlx5_esw_offloads_devlink_port_register(struct mlx5_eswitch *esw, u16 vport_ devlink = priv_to_devlink(dev); dl_port_index = mlx5_esw_vport_to_devlink_port_index(dev, vport_num); - err = devlink_port_register(devlink, dl_port, dl_port_index); - if (err) - goto reg_err; + devlink_port_register(devlink, dl_port, dl_port_index); err = devlink_rate_leaf_create(dl_port, vport); if (err) @@ -100,7 +98,6 @@ int mlx5_esw_offloads_devlink_port_register(struct mlx5_eswitch *esw, u16 vport_ rate_err: devlink_port_unregister(dl_port); -reg_err: mlx5_esw_dl_port_free(dl_port); return err; } @@ -156,9 +153,7 @@ int mlx5_esw_devlink_sf_port_register(struct mlx5_eswitch *esw, struct devlink_p devlink_port_attrs_pci_sf_set(dl_port, controller, pfnum, sfnum, !!controller); devlink = priv_to_devlink(dev); dl_port_index = mlx5_esw_vport_to_devlink_port_index(dev, vport_num); - err = devlink_port_register(devlink, dl_port, dl_port_index); - if (err) - return err; + devlink_port_register(devlink, dl_port, dl_port_index); err = devlink_rate_leaf_create(dl_port, vport); if (err) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index 0d1f08bbf631..7684a86c1745 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -2760,7 +2760,6 @@ static int __mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port, &mlxsw_core->ports[local_port]; struct devlink_port *devlink_port = &mlxsw_core_port->devlink_port; struct devlink_port_attrs attrs = {}; - int err; attrs.split = split; attrs.lanes = lanes; @@ -2772,10 +2771,8 @@ static int __mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port, attrs.switch_id.id_len = switch_id_len; mlxsw_core_port->local_port = local_port; devlink_port_attrs_set(devlink_port, &attrs); - err = devlink_port_register(devlink, devlink_port, local_port); - if (err) - memset(mlxsw_core_port, 0, sizeof(*mlxsw_core_port)); - return err; + devlink_port_register(devlink, devlink_port, local_port); + return 0; } static void __mlxsw_core_port_fini(struct mlxsw_core *mlxsw_core, u8 local_port) diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c index 0fcf359a6975..fc534b7c3a96 100644 --- a/drivers/net/ethernet/mscc/ocelot_net.c +++ b/drivers/net/ethernet/mscc/ocelot_net.c @@ -172,8 +172,8 @@ int ocelot_port_devlink_init(struct ocelot *ocelot, int port, attrs.flavour = flavour; devlink_port_attrs_set(dlp, &attrs); - - return devlink_port_register(dl, dlp, port); + devlink_port_register(dl, dlp, port); + return 0; } void ocelot_port_devlink_teardown(struct ocelot *ocelot, int port) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c index bea978df7713..ed53462ac9c2 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_devlink.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_devlink.c @@ -374,8 +374,8 @@ int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port) devlink_port_attrs_set(&port->dl_port, &attrs); devlink = priv_to_devlink(app->pf); - - return devlink_port_register(devlink, &port->dl_port, port->eth_id); + devlink_port_register(devlink, &port->dl_port, port->eth_id); + return 0; } void nfp_devlink_port_unregister(struct nfp_port *port) diff --git a/drivers/net/ethernet/pensando/ionic/ionic_devlink.c b/drivers/net/ethernet/pensando/ionic/ionic_devlink.c index 4297ed9024c0..f8c80856ca02 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_devlink.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_devlink.c @@ -80,16 +80,10 @@ int ionic_devlink_register(struct ionic *ionic) { struct devlink *dl = priv_to_devlink(ionic); struct devlink_port_attrs attrs = {}; - int err; attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; devlink_port_attrs_set(&ionic->dl_port, &attrs); - err = devlink_port_register(dl, &ionic->dl_port, 0); - if (err) { - dev_err(ionic->dev, "devlink_port_register failed: %d\n", err); - return err; - } - + devlink_port_register(dl, &ionic->dl_port, 0); devlink_port_type_eth_set(&ionic->dl_port, ionic->lif->netdev); devlink_register(dl); return 0; diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index c092cb61416a..2e3cc08da998 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -2453,24 +2453,12 @@ static int am65_cpsw_nuss_register_devlink(struct am65_cpsw_common *common) memcpy(attrs.switch_id.id, common->switch_id, attrs.switch_id.id_len); devlink_port_attrs_set(dl_port, &attrs); - ret = devlink_port_register(common->devlink, dl_port, port->port_id); - if (ret) { - dev_err(dev, "devlink_port reg fail for port %d, ret:%d\n", - port->port_id, ret); - goto dl_port_unreg; - } + devlink_port_register(common->devlink, dl_port, port->port_id); devlink_port_type_eth_set(dl_port, port->ndev); } devlink_register(common->devlink); return ret; -dl_port_unreg: - for (i = i - 1; i >= 1; i--) { - port = am65_common_get_port(common, i); - dl_port = &port->devlink_port; - - devlink_port_unregister(dl_port); - } dl_unreg: devlink_free(common->devlink); return ret; diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index 08d7b465a0de..1f0c085d8f76 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -1380,10 +1380,8 @@ static int __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_typ memcpy(attrs.switch_id.id, nsim_dev->switch_id.id, nsim_dev->switch_id.id_len); attrs.switch_id.id_len = nsim_dev->switch_id.id_len; devlink_port_attrs_set(devlink_port, &attrs); - err = devlink_port_register(priv_to_devlink(nsim_dev), devlink_port, - nsim_dev_port->port_index); - if (err) - goto err_port_free; + devlink_port_register(priv_to_devlink(nsim_dev), devlink_port, + nsim_dev_port->port_index); err = nsim_dev_port_debugfs_init(nsim_dev, nsim_dev_port); if (err) @@ -1413,7 +1411,6 @@ static int __nsim_dev_port_add(struct nsim_dev *nsim_dev, enum nsim_dev_port_typ nsim_dev_port_debugfs_exit(nsim_dev_port); err_dl_port_unregister: devlink_port_unregister(devlink_port); -err_port_free: kfree(nsim_dev_port); return err; } diff --git a/include/net/devlink.h b/include/net/devlink.h index f919545f5781..bc2bdff043a3 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -1511,9 +1511,9 @@ void devlink_set_features(struct devlink *devlink, u64 features); void devlink_register(struct devlink *devlink); void devlink_unregister(struct devlink *devlink); void devlink_free(struct devlink *devlink); -int devlink_port_register(struct devlink *devlink, - struct devlink_port *devlink_port, - unsigned int port_index); +void devlink_port_register(struct devlink *devlink, + struct devlink_port *devlink_port, + unsigned int port_index); void devlink_port_unregister(struct devlink_port *devlink_port); void devlink_port_type_eth_set(struct devlink_port *devlink_port, struct net_device *netdev); diff --git a/net/core/devlink.c b/net/core/devlink.c index af94015b7424..356057ea2e52 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -239,12 +239,6 @@ static struct devlink_port *devlink_port_get_by_index(struct devlink *devlink, return NULL; } -static bool devlink_port_index_exists(struct devlink *devlink, - unsigned int port_index) -{ - return devlink_port_get_by_index(devlink, port_index); -} - static struct devlink_port *devlink_port_get_from_attrs(struct devlink *devlink, struct nlattr **attrs) { @@ -9203,30 +9197,28 @@ static void devlink_port_type_warn_cancel(struct devlink_port *devlink_port) * Note that the caller should take care of zeroing the devlink_port * structure. */ -int devlink_port_register(struct devlink *devlink, - struct devlink_port *devlink_port, - unsigned int port_index) +void devlink_port_register(struct devlink *devlink, + struct devlink_port *devlink_port, + unsigned int port_index) { - mutex_lock(&devlink->lock); - if (devlink_port_index_exists(devlink, port_index)) { - mutex_unlock(&devlink->lock); - return -EEXIST; - } - + WARN_ON(devlink_port_get_by_index(devlink, port_index)); WARN_ON(devlink_port->devlink); + devlink_port->devlink = devlink; devlink_port->index = port_index; spin_lock_init(&devlink_port->type_lock); INIT_LIST_HEAD(&devlink_port->reporter_list); mutex_init(&devlink_port->reporters_lock); - list_add_tail(&devlink_port->list, &devlink->port_list); INIT_LIST_HEAD(&devlink_port->param_list); INIT_LIST_HEAD(&devlink_port->region_list); - mutex_unlock(&devlink->lock); INIT_DELAYED_WORK(&devlink_port->type_warn_dw, &devlink_port_type_warn); - devlink_port_type_warn_schedule(devlink_port); + + mutex_lock(&devlink->lock); + list_add_tail(&devlink_port->list, &devlink->port_list); + mutex_unlock(&devlink->lock); + devlink_port_notify(devlink_port, DEVLINK_CMD_PORT_NEW); - return 0; + devlink_port_type_warn_schedule(devlink_port); } EXPORT_SYMBOL_GPL(devlink_port_register); @@ -9241,9 +9233,11 @@ void devlink_port_unregister(struct devlink_port *devlink_port) devlink_port_type_warn_cancel(devlink_port); devlink_port_notify(devlink_port, DEVLINK_CMD_PORT_DEL); + mutex_lock(&devlink->lock); list_del(&devlink_port->list); mutex_unlock(&devlink->lock); + WARN_ON(!list_empty(&devlink_port->reporter_list)); WARN_ON(!list_empty(&devlink_port->region_list)); mutex_destroy(&devlink_port->reporters_lock); diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index 826957b6442b..29f39f761e05 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -504,7 +504,6 @@ static int dsa_port_devlink_setup(struct dsa_port *dp) struct devlink *dl = dp->ds->devlink; const unsigned char *id; unsigned char len; - int err; id = (const unsigned char *)&dst->index; len = sizeof(dst->index); @@ -530,12 +529,10 @@ static int dsa_port_devlink_setup(struct dsa_port *dp) } devlink_port_attrs_set(dlp, &attrs); - err = devlink_port_register(dl, dlp, dp->index); - - if (!err) - dp->devlink_port_setup = true; + devlink_port_register(dl, dlp, dp->index); + dp->devlink_port_setup = true; - return err; + return 0; } static void dsa_port_teardown(struct dsa_port *dp)

[net-next,4/6] devlink: Clean registration of devlink port

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