[dpdk-dev] [PATCH v3 17/54] ethdev: change device info get callback to return int
Aaron Conole
aconole at redhat.com
Fri Sep 6 15:29:17 CEST 2019
Andrew Rybchenko <arybchenko at solarflare.com> writes:
> From: Ivan Ilchenko <Ivan.Ilchenko at oktetlabs.ru>
>
> Change eth_dev_infos_get_t return value from void to int.
> Make eth_dev_infos_get_t implementations across all drivers to return
> negative errno values if case of error conditions.
>
> Signed-off-by: Ivan Ilchenko <Ivan.Ilchenko at oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
> ---
This patch needs a respin.
../drivers/net/atlantic/atl_ethdev.c
../drivers/net/atlantic/atl_ethdev.c:123:12: error: conflicting types for ‘atl_dev_info_get’
static int atl_dev_info_get(struct rte_eth_dev *dev,
^
../drivers/net/atlantic/atl_ethdev.c:48:13: note: previous declaration of ‘atl_dev_info_get’ was here
static void atl_dev_info_get(struct rte_eth_dev *dev,
Looks like the function prototype appears twice in the .c file - I
suggest removing one of them.
> v3:
> - fix callback patch to take callback return value into account
>
> app/test/virtual_pmd.c | 4 ++-
> drivers/net/af_packet/rte_eth_af_packet.c | 4 ++-
> drivers/net/af_xdp/rte_eth_af_xdp.c | 4 ++-
> drivers/net/ark/ark_ethdev.c | 8 +++---
> drivers/net/atlantic/atl_ethdev.c | 11 ++++++---
> drivers/net/avp/avp_ethdev.c | 8 +++---
> drivers/net/axgbe/axgbe_ethdev.c | 6 +++--
> drivers/net/bnx2x/bnx2x_ethdev.c | 4 ++-
> drivers/net/bnxt/bnxt_ethdev.c | 12 ++++++---
> drivers/net/bonding/rte_eth_bond_pmd.c | 6 +++--
> drivers/net/cxgbe/cxgbe_ethdev.c | 15 +++++++++---
> drivers/net/cxgbe/cxgbe_pfvf.h | 4 +--
> drivers/net/dpaa/dpaa_ethdev.c | 16 +++++++-----
> drivers/net/dpaa2/dpaa2_ethdev.c | 4 ++-
> drivers/net/e1000/em_ethdev.c | 12 ++++++---
> drivers/net/e1000/igb_ethdev.c | 30 ++++++++++++++++-------
> drivers/net/ena/ena_ethdev.c | 8 +++---
> drivers/net/enetc/enetc_ethdev.c | 4 ++-
> drivers/net/enic/enic_ethdev.c | 4 ++-
> drivers/net/failsafe/failsafe_ops.c | 6 +++--
> drivers/net/fm10k/fm10k_ethdev.c | 8 +++---
> drivers/net/hinic/hinic_pmd_ethdev.c | 4 ++-
> drivers/net/i40e/i40e_ethdev.c | 8 +++---
> drivers/net/i40e/i40e_ethdev_vf.c | 8 +++---
> drivers/net/i40e/i40e_vf_representor.c | 4 ++-
> drivers/net/iavf/iavf_ethdev.c | 6 +++--
> drivers/net/ice/ice_ethdev.c | 8 +++---
> drivers/net/ipn3ke/ipn3ke_representor.c | 4 ++-
> drivers/net/ixgbe/ixgbe_ethdev.c | 21 ++++++++++------
> drivers/net/ixgbe/ixgbe_vf_representor.c | 4 ++-
> drivers/net/kni/rte_eth_kni.c | 4 ++-
> drivers/net/liquidio/lio_ethdev.c | 4 ++-
> drivers/net/memif/rte_eth_memif.c | 4 ++-
> drivers/net/mlx4/mlx4.h | 4 +--
> drivers/net/mlx4/mlx4_ethdev.c | 4 ++-
> drivers/net/mlx5/mlx5.h | 2 +-
> drivers/net/mlx5/mlx5_ethdev.c | 4 ++-
> drivers/net/mvneta/mvneta_ethdev.c | 4 ++-
> drivers/net/mvpp2/mrvl_ethdev.c | 4 ++-
> drivers/net/netvsc/hn_ethdev.c | 16 +++++++++---
> drivers/net/nfb/nfb_ethdev.c | 4 ++-
> drivers/net/nfp/nfp_net.c | 8 +++---
> drivers/net/null/rte_eth_null.c | 6 +++--
> drivers/net/octeontx/octeontx_ethdev.c | 4 ++-
> drivers/net/octeontx2/otx2_ethdev.h | 4 +--
> drivers/net/octeontx2/otx2_ethdev_ops.c | 4 ++-
> drivers/net/pcap/rte_eth_pcap.c | 4 ++-
> drivers/net/qede/qede_ethdev.c | 10 ++++++--
> drivers/net/ring/rte_eth_ring.c | 4 ++-
> drivers/net/sfc/sfc_ethdev.c | 4 ++-
> drivers/net/softnic/rte_eth_softnic.c | 4 ++-
> drivers/net/szedata2/rte_eth_szedata2.c | 4 ++-
> drivers/net/tap/rte_eth_tap.c | 4 ++-
> drivers/net/thunderx/nicvf_ethdev.c | 4 ++-
> drivers/net/vhost/rte_eth_vhost.c | 6 +++--
> drivers/net/virtio/virtio_ethdev.c | 6 +++--
> drivers/net/vmxnet3/vmxnet3_ethdev.c | 8 +++---
> lib/librte_ethdev/rte_ethdev.c | 9 ++++++-
> lib/librte_ethdev/rte_ethdev_core.h | 4 +--
> 59 files changed, 277 insertions(+), 119 deletions(-)
>
> diff --git a/app/test/virtual_pmd.c b/app/test/virtual_pmd.c
> index 55c2bdb982..e295891c06 100644
> --- a/app/test/virtual_pmd.c
> +++ b/app/test/virtual_pmd.c
> @@ -78,7 +78,7 @@ virtual_ethdev_configure_fail(struct rte_eth_dev *dev __rte_unused)
> return -1;
> }
>
> -static void
> +static int
> virtual_ethdev_info_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -91,6 +91,8 @@ virtual_ethdev_info_get(struct rte_eth_dev *dev __rte_unused,
> dev_info->max_tx_queues = (uint16_t)512;
>
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
> index 6df09f2828..66131b53e7 100644
> --- a/drivers/net/af_packet/rte_eth_af_packet.c
> +++ b/drivers/net/af_packet/rte_eth_af_packet.c
> @@ -299,7 +299,7 @@ eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct pmd_internals *internals = dev->data->dev_private;
> @@ -310,6 +310,8 @@ eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->max_rx_queues = (uint16_t)internals->nb_queues;
> dev_info->max_tx_queues = (uint16_t)internals->nb_queues;
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c
> index 41ed5b2af4..aa716f3195 100644
> --- a/drivers/net/af_xdp/rte_eth_af_xdp.c
> +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
> @@ -403,7 +403,7 @@ eth_dev_configure(struct rte_eth_dev *dev)
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct pmd_internals *internals = dev->data->dev_private;
> @@ -421,6 +421,8 @@ eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->default_txportconf.nb_queues = 1;
> dev_info->default_rxportconf.ring_size = ETH_AF_XDP_DFLT_NUM_DESCS;
> dev_info->default_txportconf.ring_size = ETH_AF_XDP_DFLT_NUM_DESCS;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/ark/ark_ethdev.c b/drivers/net/ark/ark_ethdev.c
> index 4c807f8ddc..2b3f8e3bbf 100644
> --- a/drivers/net/ark/ark_ethdev.c
> +++ b/drivers/net/ark/ark_ethdev.c
> @@ -31,8 +31,8 @@ static int eth_ark_dev_configure(struct rte_eth_dev *dev);
> static int eth_ark_dev_start(struct rte_eth_dev *dev);
> static void eth_ark_dev_stop(struct rte_eth_dev *dev);
> static void eth_ark_dev_close(struct rte_eth_dev *dev);
> -static void eth_ark_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int eth_ark_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int eth_ark_dev_link_update(struct rte_eth_dev *dev,
> int wait_to_complete);
> static int eth_ark_dev_set_link_up(struct rte_eth_dev *dev);
> @@ -715,7 +715,7 @@ eth_ark_dev_close(struct rte_eth_dev *dev)
> dev->data->mac_addrs = 0;
> }
>
> -static void
> +static int
> eth_ark_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -747,6 +747,8 @@ eth_ark_dev_info_get(struct rte_eth_dev *dev,
> ETH_LINK_SPEED_40G |
> ETH_LINK_SPEED_50G |
> ETH_LINK_SPEED_100G);
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
> index 4a99699ad5..b056f8229a 100644
> --- a/drivers/net/atlantic/atl_ethdev.c
> +++ b/drivers/net/atlantic/atl_ethdev.c
> @@ -117,7 +117,7 @@ static int eth_atl_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
> struct rte_pci_device *pci_dev);
> static int eth_atl_pci_remove(struct rte_pci_device *pci_dev);
>
> -static void atl_dev_info_get(struct rte_eth_dev *dev,
> +static int atl_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
>
> int atl_logtype_init;
> @@ -1074,7 +1074,7 @@ atl_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
> return 0;
> }
>
> -static void
> +static int
> atl_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
> @@ -1115,6 +1115,8 @@ atl_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->speed_capa |= ETH_LINK_SPEED_100M;
> dev_info->speed_capa |= ETH_LINK_SPEED_2_5G;
> dev_info->speed_capa |= ETH_LINK_SPEED_5G;
> +
> + return 0;
> }
>
> static const uint32_t *
> @@ -1600,9 +1602,12 @@ static int
> atl_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
> {
> struct rte_eth_dev_info dev_info;
> + int ret;
> uint32_t frame_size = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
>
> - atl_dev_info_get(dev, &dev_info);
> + ret = atl_dev_info_get(dev, &dev_info);
> + if (ret != 0)
> + return ret;
>
> if (mtu < RTE_ETHER_MIN_MTU || frame_size > dev_info.max_rx_pktlen)
> return -EINVAL;
> diff --git a/drivers/net/avp/avp_ethdev.c b/drivers/net/avp/avp_ethdev.c
> index 504435edc2..c5801f319a 100644
> --- a/drivers/net/avp/avp_ethdev.c
> +++ b/drivers/net/avp/avp_ethdev.c
> @@ -41,8 +41,8 @@ static int avp_dev_configure(struct rte_eth_dev *dev);
> static int avp_dev_start(struct rte_eth_dev *dev);
> static void avp_dev_stop(struct rte_eth_dev *dev);
> static void avp_dev_close(struct rte_eth_dev *dev);
> -static void avp_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int avp_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int avp_vlan_offload_set(struct rte_eth_dev *dev, int mask);
> static int avp_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete);
> static void avp_dev_promiscuous_enable(struct rte_eth_dev *dev);
> @@ -2185,7 +2185,7 @@ avp_dev_promiscuous_disable(struct rte_eth_dev *eth_dev)
> rte_spinlock_unlock(&avp->lock);
> }
>
> -static void
> +static int
> avp_dev_info_get(struct rte_eth_dev *eth_dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -2200,6 +2200,8 @@ avp_dev_info_get(struct rte_eth_dev *eth_dev,
> dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
> dev_info->tx_offload_capa = DEV_TX_OFFLOAD_VLAN_INSERT;
> }
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
> index 4fcede889d..5a7da75126 100644
> --- a/drivers/net/axgbe/axgbe_ethdev.c
> +++ b/drivers/net/axgbe/axgbe_ethdev.c
> @@ -24,7 +24,7 @@ static int axgbe_dev_link_update(struct rte_eth_dev *dev,
> static int axgbe_dev_stats_get(struct rte_eth_dev *dev,
> struct rte_eth_stats *stats);
> static void axgbe_dev_stats_reset(struct rte_eth_dev *dev);
> -static void axgbe_dev_info_get(struct rte_eth_dev *dev,
> +static int axgbe_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
>
> /* The set of PCI devices this driver supports */
> @@ -354,7 +354,7 @@ axgbe_dev_stats_reset(struct rte_eth_dev *dev)
> }
> }
>
> -static void
> +static int
> axgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct axgbe_port *pdata = dev->data->dev_private;
> @@ -393,6 +393,8 @@ axgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->default_txconf = (struct rte_eth_txconf) {
> .tx_free_thresh = AXGBE_TX_FREE_THRESH,
> };
> +
> + return 0;
> }
>
> static void axgbe_get_all_hw_features(struct axgbe_port *pdata)
> diff --git a/drivers/net/bnx2x/bnx2x_ethdev.c b/drivers/net/bnx2x/bnx2x_ethdev.c
> index cda29e64fc..b7359514e5 100644
> --- a/drivers/net/bnx2x/bnx2x_ethdev.c
> +++ b/drivers/net/bnx2x/bnx2x_ethdev.c
> @@ -478,7 +478,7 @@ bnx2x_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
> return num;
> }
>
> -static void
> +static int
> bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct bnx2x_softc *sc = dev->data->dev_private;
> @@ -494,6 +494,8 @@ bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->rx_desc_lim.nb_max = MAX_RX_AVAIL;
> dev_info->rx_desc_lim.nb_min = MIN_RX_SIZE_NONTPA;
> dev_info->tx_desc_lim.nb_max = MAX_TX_AVAIL;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
> index 6685ee7d90..b521a72963 100644
> --- a/drivers/net/bnxt/bnxt_ethdev.c
> +++ b/drivers/net/bnxt/bnxt_ethdev.c
> @@ -494,8 +494,8 @@ static int bnxt_init_nic(struct bnxt *bp)
> * Device configuration and status function
> */
>
> -static void bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
> - struct rte_eth_dev_info *dev_info)
> +static int bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
> + struct rte_eth_dev_info *dev_info)
> {
> struct bnxt *bp = eth_dev->data->dev_private;
> uint16_t max_vnics, i, j, vpool, vrxq;
> @@ -588,6 +588,8 @@ static void bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
>
> dev_info->vmdq_pool_base = 0;
> dev_info->vmdq_queue_base = 0;
> +
> + return 0;
> }
>
> /* Configure the device based on the configuration provided */
> @@ -1787,7 +1789,11 @@ static int bnxt_mtu_set_op(struct rte_eth_dev *eth_dev, uint16_t new_mtu)
> new_pkt_size = new_mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN +
> VLAN_TAG_SIZE * BNXT_NUM_VLANS;
>
> - bnxt_dev_info_get_op(eth_dev, &dev_info);
> + rc = bnxt_dev_info_get_op(eth_dev, &dev_info);
> + if (rc != 0) {
> + PMD_DRV_LOG(ERR, "Error during getting ethernet device info\n");
> + return rc;
> + }
>
> if (new_mtu < RTE_ETHER_MIN_MTU || new_mtu > BNXT_MAX_MTU) {
> PMD_DRV_LOG(ERR, "MTU requested must be within (%d, %d)\n",
> diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
> index a1b50141f9..a994c9abd2 100644
> --- a/drivers/net/bonding/rte_eth_bond_pmd.c
> +++ b/drivers/net/bonding/rte_eth_bond_pmd.c
> @@ -2115,7 +2115,7 @@ bond_ethdev_close(struct rte_eth_dev *dev)
> /* forward declaration */
> static int bond_ethdev_configure(struct rte_eth_dev *dev);
>
> -static void
> +static int
> bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct bond_dev_private *internals = dev->data->dev_private;
> @@ -2151,7 +2151,7 @@ bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> slave.port_id,
> strerror(-ret));
>
> - return;
> + return ret;
> }
>
> if (slave_info.max_rx_queues < max_nb_rx_queues)
> @@ -2198,6 +2198,8 @@ bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
>
> dev_info->reta_size = internals->reta_size;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/cxgbe/cxgbe_ethdev.c b/drivers/net/cxgbe/cxgbe_ethdev.c
> index efb458d470..19c2a3c4db 100644
> --- a/drivers/net/cxgbe/cxgbe_ethdev.c
> +++ b/drivers/net/cxgbe/cxgbe_ethdev.c
> @@ -111,7 +111,7 @@ uint16_t cxgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
> return work_done;
> }
>
> -void cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
> +int cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
> struct rte_eth_dev_info *device_info)
> {
> struct port_info *pi = eth_dev->data->dev_private;
> @@ -146,6 +146,8 @@ void cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
> device_info->rx_desc_lim = cxgbe_desc_lim;
> device_info->tx_desc_lim = cxgbe_desc_lim;
> cxgbe_get_speed_caps(pi, &device_info->speed_capa);
> +
> + return 0;
> }
>
> void cxgbe_dev_promiscuous_enable(struct rte_eth_dev *eth_dev)
> @@ -281,7 +283,9 @@ int cxgbe_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
> int err;
> uint16_t new_mtu = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
>
> - cxgbe_dev_info_get(eth_dev, &dev_info);
> + err = cxgbe_dev_info_get(eth_dev, &dev_info);
> + if (err != 0)
> + return err;
>
> /* Must accommodate at least RTE_ETHER_MIN_MTU */
> if (new_mtu < RTE_ETHER_MIN_MTU || new_mtu > dev_info.max_rx_pktlen)
> @@ -587,7 +591,12 @@ int cxgbe_dev_rx_queue_setup(struct rte_eth_dev *eth_dev,
> __func__, eth_dev->data->nb_rx_queues, queue_idx, nb_desc,
> socket_id, mp);
>
> - cxgbe_dev_info_get(eth_dev, &dev_info);
> + err = cxgbe_dev_info_get(eth_dev, &dev_info);
> + if (err != 0) {
> + dev_err(adap, "%s: error during getting ethernet device info",
> + __func__);
> + return err;
> + }
>
> /* Must accommodate at least RTE_ETHER_MIN_MTU */
> if ((pkt_len < dev_info.min_rx_bufsize) ||
> diff --git a/drivers/net/cxgbe/cxgbe_pfvf.h b/drivers/net/cxgbe/cxgbe_pfvf.h
> index 03145cea6d..011ec13860 100644
> --- a/drivers/net/cxgbe/cxgbe_pfvf.h
> +++ b/drivers/net/cxgbe/cxgbe_pfvf.h
> @@ -10,8 +10,8 @@ void cxgbe_dev_rx_queue_release(void *q);
> void cxgbe_dev_tx_queue_release(void *q);
> void cxgbe_dev_stop(struct rte_eth_dev *eth_dev);
> void cxgbe_dev_close(struct rte_eth_dev *eth_dev);
> -void cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
> - struct rte_eth_dev_info *device_info);
> +int cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
> + struct rte_eth_dev_info *device_info);
> void cxgbe_dev_promiscuous_enable(struct rte_eth_dev *eth_dev);
> void cxgbe_dev_promiscuous_disable(struct rte_eth_dev *eth_dev);
> void cxgbe_dev_allmulticast_enable(struct rte_eth_dev *eth_dev);
> diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
> index 7154fb9b4c..25deadb949 100644
> --- a/drivers/net/dpaa/dpaa_ethdev.c
> +++ b/drivers/net/dpaa/dpaa_ethdev.c
> @@ -124,7 +124,7 @@ static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = {
>
> static struct rte_dpaa_driver rte_dpaa_pmd;
>
> -static void
> +static int
> dpaa_eth_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info);
>
> static inline void
> @@ -330,8 +330,8 @@ dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
> return 0;
> }
>
> -static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info)
> +static int dpaa_eth_dev_info(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info)
> {
> struct dpaa_if *dpaa_intf = dev->data->dev_private;
>
> @@ -346,13 +346,15 @@ static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
> dev_info->max_vmdq_pools = ETH_16_POOLS;
> dev_info->flow_type_rss_offloads = DPAA_RSS_OFFLOAD_ALL;
>
> - if (dpaa_intf->fif->mac_type == fman_mac_1g)
> + if (dpaa_intf->fif->mac_type == fman_mac_1g) {
> dev_info->speed_capa = ETH_LINK_SPEED_1G;
> - else if (dpaa_intf->fif->mac_type == fman_mac_10g)
> + } else if (dpaa_intf->fif->mac_type == fman_mac_10g) {
> dev_info->speed_capa = (ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G);
> - else
> + } else {
> DPAA_PMD_ERR("invalid link_speed: %s, %d",
> dpaa_intf->name, dpaa_intf->fif->mac_type);
> + return -EINVAL;
> + }
>
> dev_info->rx_offload_capa = dev_rx_offloads_sup |
> dev_rx_offloads_nodis;
> @@ -360,6 +362,8 @@ static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
> dev_tx_offloads_nodis;
> dev_info->default_rxportconf.burst_size = DPAA_DEF_RX_BURST_SIZE;
> dev_info->default_txportconf.burst_size = DPAA_DEF_TX_BURST_SIZE;
> +
> + return 0;
> }
>
> static int dpaa_eth_link_update(struct rte_eth_dev *dev,
> diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
> index dd6a78f9fe..879bbc120d 100644
> --- a/drivers/net/dpaa2/dpaa2_ethdev.c
> +++ b/drivers/net/dpaa2/dpaa2_ethdev.c
> @@ -243,7 +243,7 @@ dpaa2_fw_version_get(struct rte_eth_dev *dev,
> return 0;
> }
>
> -static void
> +static int
> dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct dpaa2_dev_priv *priv = dev->data->dev_private;
> @@ -269,6 +269,8 @@ dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->max_vfs = 0;
> dev_info->max_vmdq_pools = ETH_16_POOLS;
> dev_info->flow_type_rss_offloads = DPAA2_RSS_OFFLOAD_ALL;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c
> index 20b5406237..305588f9b3 100644
> --- a/drivers/net/e1000/em_ethdev.c
> +++ b/drivers/net/e1000/em_ethdev.c
> @@ -44,7 +44,7 @@ static int eth_em_link_update(struct rte_eth_dev *dev,
> static int eth_em_stats_get(struct rte_eth_dev *dev,
> struct rte_eth_stats *rte_stats);
> static void eth_em_stats_reset(struct rte_eth_dev *dev);
> -static void eth_em_infos_get(struct rte_eth_dev *dev,
> +static int eth_em_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static int eth_em_flow_ctrl_get(struct rte_eth_dev *dev,
> struct rte_eth_fc_conf *fc_conf);
> @@ -1048,7 +1048,7 @@ em_get_max_pktlen(struct rte_eth_dev *dev)
> }
> }
>
> -static void
> +static int
> eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> @@ -1107,6 +1107,8 @@ eth_em_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->default_txportconf.nb_queues = 1;
> dev_info->default_txportconf.ring_size = 256;
> dev_info->default_rxportconf.ring_size = 256;
> +
> + return 0;
> }
>
> /* return 0 means link status changed, -1 means not changed */
> @@ -1776,8 +1778,12 @@ eth_em_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
> struct e1000_hw *hw;
> uint32_t frame_size;
> uint32_t rctl;
> + int ret;
> +
> + ret = eth_em_infos_get(dev, &dev_info);
> + if (ret != 0)
> + return ret;
>
> - eth_em_infos_get(dev, &dev_info);
> frame_size = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN +
> VLAN_TAG_SIZE;
>
> diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
> index fec2b4289a..6172f9ac64 100644
> --- a/drivers/net/e1000/igb_ethdev.c
> +++ b/drivers/net/e1000/igb_ethdev.c
> @@ -102,10 +102,10 @@ static void eth_igb_stats_reset(struct rte_eth_dev *dev);
> static void eth_igb_xstats_reset(struct rte_eth_dev *dev);
> static int eth_igb_fw_version_get(struct rte_eth_dev *dev,
> char *fw_version, size_t fw_size);
> -static void eth_igb_infos_get(struct rte_eth_dev *dev,
> +static int eth_igb_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static const uint32_t *eth_igb_supported_ptypes_get(struct rte_eth_dev *dev);
> -static void eth_igbvf_infos_get(struct rte_eth_dev *dev,
> +static int eth_igbvf_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static int eth_igb_flow_ctrl_get(struct rte_eth_dev *dev,
> struct rte_eth_fc_conf *fc_conf);
> @@ -2193,7 +2193,7 @@ eth_igb_fw_version_get(struct rte_eth_dev *dev, char *fw_version,
> return 0;
> }
>
> -static void
> +static int
> eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> @@ -2255,7 +2255,7 @@ eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
>
> default:
> /* Should not happen */
> - break;
> + return -EINVAL;
> }
> dev_info->hash_key_size = IGB_HKEY_MAX_INDEX * sizeof(uint32_t);
> dev_info->reta_size = ETH_RSS_RETA_SIZE_128;
> @@ -2291,6 +2291,7 @@ eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->max_mtu = dev_info->max_rx_pktlen - E1000_ETH_OVERHEAD;
> dev_info->min_mtu = RTE_ETHER_MIN_MTU;
>
> + return 0;
> }
>
> static const uint32_t *
> @@ -2320,7 +2321,7 @@ eth_igb_supported_ptypes_get(struct rte_eth_dev *dev)
> return NULL;
> }
>
> -static void
> +static int
> eth_igbvf_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> @@ -2345,7 +2346,7 @@ eth_igbvf_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> break;
> default:
> /* Should not happen */
> - break;
> + return -EINVAL;
> }
>
> dev_info->rx_queue_offload_capa = igb_get_rx_queue_offloads_capa(dev);
> @@ -2377,6 +2378,8 @@ eth_igbvf_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
>
> dev_info->rx_desc_lim = rx_desc_lim;
> dev_info->tx_desc_lim = tx_desc_lim;
> +
> + return 0;
> }
>
> /* return 0 means link status changed, -1 means not changed */
> @@ -2794,6 +2797,7 @@ eth_igb_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on)
> static int eth_igb_rxq_interrupt_setup(struct rte_eth_dev *dev)
> {
> uint32_t mask, regval;
> + int ret;
> struct e1000_hw *hw =
> E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
> @@ -2802,7 +2806,9 @@ static int eth_igb_rxq_interrupt_setup(struct rte_eth_dev *dev)
> struct rte_eth_dev_info dev_info;
>
> memset(&dev_info, 0, sizeof(dev_info));
> - eth_igb_infos_get(dev, &dev_info);
> + ret = eth_igb_infos_get(dev, &dev_info);
> + if (ret != 0)
> + return ret;
>
> mask = (0xFFFFFFFF >> (32 - dev_info.max_rx_queues)) << misc_shift;
> regval = E1000_READ_REG(hw, E1000_EIMS);
> @@ -3176,9 +3182,12 @@ igbvf_stop_adapter(struct rte_eth_dev *dev)
> u16 i;
> struct rte_eth_dev_info dev_info;
> struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> + int ret;
>
> memset(&dev_info, 0, sizeof(dev_info));
> - eth_igbvf_infos_get(dev, &dev_info);
> + ret = eth_igbvf_infos_get(dev, &dev_info);
> + if (ret != 0)
> + return;
>
> /* Clear interrupt mask to stop from interrupts being generated */
> igbvf_intr_disable(hw);
> @@ -4475,6 +4484,7 @@ eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
> struct e1000_hw *hw;
> struct rte_eth_dev_info dev_info;
> uint32_t frame_size = mtu + E1000_ETH_OVERHEAD;
> + int ret;
>
> hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private);
>
> @@ -4483,7 +4493,9 @@ eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
> if (hw->mac.type == e1000_82571)
> return -ENOTSUP;
> #endif
> - eth_igb_infos_get(dev, &dev_info);
> + ret = eth_igb_infos_get(dev, &dev_info);
> + if (ret != 0)
> + return ret;
>
> /* check that mtu is within the allowed range */
> if (mtu < RTE_ETHER_MIN_MTU ||
> diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
> index 7d4a3b225e..8fefacf45f 100644
> --- a/drivers/net/ena/ena_ethdev.c
> +++ b/drivers/net/ena/ena_ethdev.c
> @@ -227,8 +227,8 @@ static int ena_queue_start(struct ena_ring *ring);
> static int ena_queue_start_all(struct rte_eth_dev *dev,
> enum ena_ring_type ring_type);
> static void ena_stats_restart(struct rte_eth_dev *dev);
> -static void ena_infos_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int ena_infos_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int ena_rss_reta_update(struct rte_eth_dev *dev,
> struct rte_eth_rss_reta_entry64 *reta_conf,
> uint16_t reta_size);
> @@ -1909,7 +1909,7 @@ static void ena_init_rings(struct ena_adapter *adapter)
> }
> }
>
> -static void ena_infos_get(struct rte_eth_dev *dev,
> +static int ena_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> struct ena_adapter *adapter;
> @@ -1982,6 +1982,8 @@ static void ena_infos_get(struct rte_eth_dev *dev,
> adapter->max_tx_sgl_size);
> dev_info->tx_desc_lim.nb_mtu_seg_max = RTE_MIN(ENA_PKT_MAX_BUFS,
> adapter->max_tx_sgl_size);
> +
> + return 0;
> }
>
> static uint16_t eth_ena_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
> diff --git a/drivers/net/enetc/enetc_ethdev.c b/drivers/net/enetc/enetc_ethdev.c
> index 6c5501acb3..dec42b9763 100644
> --- a/drivers/net/enetc/enetc_ethdev.c
> +++ b/drivers/net/enetc/enetc_ethdev.c
> @@ -144,7 +144,7 @@ enetc_hardware_init(struct enetc_eth_hw *hw)
> return 0;
> }
>
> -static void
> +static int
> enetc_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -168,6 +168,8 @@ enetc_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> DEV_RX_OFFLOAD_TCP_CKSUM |
> DEV_RX_OFFLOAD_KEEP_CRC |
> DEV_RX_OFFLOAD_JUMBO_FRAME);
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/enic/enic_ethdev.c b/drivers/net/enic/enic_ethdev.c
> index 06dc67122c..90fdeda901 100644
> --- a/drivers/net/enic/enic_ethdev.c
> +++ b/drivers/net/enic/enic_ethdev.c
> @@ -500,7 +500,7 @@ static uint32_t speed_capa_from_pci_id(struct rte_eth_dev *eth_dev)
> return ETH_LINK_SPEED_10G;
> }
>
> -static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev,
> +static int enicpmd_dev_info_get(struct rte_eth_dev *eth_dev,
> struct rte_eth_dev_info *device_info)
> {
> struct enic *enic = pmd_priv(eth_dev);
> @@ -555,6 +555,8 @@ static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev,
> .nb_queues = ENIC_DEFAULT_TX_RINGS,
> };
> device_info->speed_capa = speed_capa_from_pci_id(eth_dev);
> +
> + return 0;
> }
>
> static const uint32_t *enicpmd_dev_supported_ptypes_get(struct rte_eth_dev *dev)
> diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c
> index b3df626aaa..cc14bc2bcc 100644
> --- a/drivers/net/failsafe/failsafe_ops.c
> +++ b/drivers/net/failsafe/failsafe_ops.c
> @@ -860,7 +860,7 @@ fs_dev_merge_info(struct rte_eth_dev_info *info,
> * all sub_devices and the default capabilities.
> *
> */
> -static void
> +static int
> fs_dev_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *infos)
> {
> @@ -936,10 +936,12 @@ fs_dev_infos_get(struct rte_eth_dev *dev,
>
> ret = rte_eth_dev_info_get(PORT_ID(sdev), &sub_info);
> if (ret != 0)
> - return;
> + return ret;
>
> fs_dev_merge_info(infos, &sub_info);
> }
> +
> + return 0;
> }
>
> static const uint32_t *
> diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
> index db4d72129d..8cb7337ea5 100644
> --- a/drivers/net/fm10k/fm10k_ethdev.c
> +++ b/drivers/net/fm10k/fm10k_ethdev.c
> @@ -60,8 +60,8 @@ static void fm10k_set_tx_function(struct rte_eth_dev *dev);
> static int fm10k_check_ftag(struct rte_devargs *devargs);
> static int fm10k_link_update(struct rte_eth_dev *dev, int wait_to_complete);
>
> -static void fm10k_dev_infos_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int fm10k_dev_infos_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static uint64_t fm10k_get_rx_queue_offloads_capa(struct rte_eth_dev *dev);
> static uint64_t fm10k_get_rx_port_offloads_capa(struct rte_eth_dev *dev);
> static uint64_t fm10k_get_tx_queue_offloads_capa(struct rte_eth_dev *dev);
> @@ -1360,7 +1360,7 @@ fm10k_stats_reset(struct rte_eth_dev *dev)
> fm10k_rebind_hw_stats(hw, hw_stats);
> }
>
> -static void
> +static int
> fm10k_dev_infos_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -1438,6 +1438,8 @@ fm10k_dev_infos_get(struct rte_eth_dev *dev,
> dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_2_5G |
> ETH_LINK_SPEED_10G | ETH_LINK_SPEED_25G |
> ETH_LINK_SPEED_40G | ETH_LINK_SPEED_100G;
> +
> + return 0;
> }
>
> #ifdef RTE_LIBRTE_FM10K_RX_OLFLAGS_ENABLE
> diff --git a/drivers/net/hinic/hinic_pmd_ethdev.c b/drivers/net/hinic/hinic_pmd_ethdev.c
> index 044af9053c..17a3625d63 100644
> --- a/drivers/net/hinic/hinic_pmd_ethdev.c
> +++ b/drivers/net/hinic/hinic_pmd_ethdev.c
> @@ -664,7 +664,7 @@ static void hinic_get_speed_capa(struct rte_eth_dev *dev, uint32_t *speed_capa)
> * @param info
> * Pointer to Info structure output buffer.
> */
> -static void
> +static int
> hinic_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> {
> struct hinic_nic_dev *nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev);
> @@ -697,6 +697,8 @@ hinic_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> info->flow_type_rss_offloads = HINIC_RSS_OFFLOAD_ALL;
> info->rx_desc_lim = hinic_rx_desc_lim;
> info->tx_desc_lim = hinic_tx_desc_lim;
> +
> + return 0;
> }
>
> static int hinic_config_rx_mode(struct hinic_nic_dev *nic_dev, u32 rx_mode_ctrl)
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index 4e40b7ab52..390cb21964 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -239,8 +239,8 @@ static int i40e_dev_xstats_get_names(struct rte_eth_dev *dev,
> static void i40e_dev_stats_reset(struct rte_eth_dev *dev);
> static int i40e_fw_version_get(struct rte_eth_dev *dev,
> char *fw_version, size_t fw_size);
> -static void i40e_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int i40e_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int i40e_vlan_filter_set(struct rte_eth_dev *dev,
> uint16_t vlan_id,
> int on);
> @@ -3483,7 +3483,7 @@ i40e_need_stop_lldp(struct rte_eth_dev *dev)
> return false;
> }
>
> -static void
> +static int
> i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
> @@ -3620,6 +3620,8 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> }
> dev_info->default_rxportconf.burst_size = 32;
> dev_info->default_txportconf.burst_size = 32;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
> index c77b30c54b..eca418522f 100644
> --- a/drivers/net/i40e/i40e_ethdev_vf.c
> +++ b/drivers/net/i40e/i40e_ethdev_vf.c
> @@ -75,8 +75,8 @@ enum i40evf_aq_result {
> static int i40evf_dev_configure(struct rte_eth_dev *dev);
> static int i40evf_dev_start(struct rte_eth_dev *dev);
> static void i40evf_dev_stop(struct rte_eth_dev *dev);
> -static void i40evf_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int i40evf_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int i40evf_dev_link_update(struct rte_eth_dev *dev,
> int wait_to_complete);
> static int i40evf_dev_stats_get(struct rte_eth_dev *dev,
> @@ -2216,7 +2216,7 @@ i40evf_dev_allmulticast_disable(struct rte_eth_dev *dev)
> vf->promisc_multicast_enabled = FALSE;
> }
>
> -static void
> +static int
> i40evf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
> @@ -2292,6 +2292,8 @@ i40evf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> .nb_min = I40E_MIN_RING_DESC,
> .nb_align = I40E_ALIGN_RING_DESC,
> };
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/i40e/i40e_vf_representor.c b/drivers/net/i40e/i40e_vf_representor.c
> index 633dca6c3a..652f0accca 100644
> --- a/drivers/net/i40e/i40e_vf_representor.c
> +++ b/drivers/net/i40e/i40e_vf_representor.c
> @@ -22,7 +22,7 @@ i40e_vf_representor_link_update(struct rte_eth_dev *ethdev,
> return i40e_dev_link_update(representor->adapter->eth_dev,
> wait_to_complete);
> }
> -static void
> +static int
> i40e_vf_representor_dev_infos_get(struct rte_eth_dev *ethdev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -100,6 +100,8 @@ i40e_vf_representor_dev_infos_get(struct rte_eth_dev *ethdev,
> representor->adapter->eth_dev->device->name;
> dev_info->switch_info.domain_id = representor->switch_domain_id;
> dev_info->switch_info.port_id = representor->vf_id;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
> index 8f3907378c..99b1f43b82 100644
> --- a/drivers/net/iavf/iavf_ethdev.c
> +++ b/drivers/net/iavf/iavf_ethdev.c
> @@ -37,7 +37,7 @@ static int iavf_dev_configure(struct rte_eth_dev *dev);
> static int iavf_dev_start(struct rte_eth_dev *dev);
> static void iavf_dev_stop(struct rte_eth_dev *dev);
> static void iavf_dev_close(struct rte_eth_dev *dev);
> -static void iavf_dev_info_get(struct rte_eth_dev *dev,
> +static int iavf_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static const uint32_t *iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
> static int iavf_dev_stats_get(struct rte_eth_dev *dev,
> @@ -495,7 +495,7 @@ iavf_dev_stop(struct rte_eth_dev *dev)
> hw->adapter_stopped = 1;
> }
>
> -static void
> +static int
> iavf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
> @@ -556,6 +556,8 @@ iavf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> .nb_min = IAVF_MIN_RING_DESC,
> .nb_align = IAVF_ALIGN_RING_DESC,
> };
> +
> + return 0;
> }
>
> static const uint32_t *
> diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
> index 63997fdfba..9d0e339a5d 100644
> --- a/drivers/net/ice/ice_ethdev.c
> +++ b/drivers/net/ice/ice_ethdev.c
> @@ -36,8 +36,8 @@ static int ice_dev_start(struct rte_eth_dev *dev);
> static void ice_dev_stop(struct rte_eth_dev *dev);
> static void ice_dev_close(struct rte_eth_dev *dev);
> static int ice_dev_reset(struct rte_eth_dev *dev);
> -static void ice_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int ice_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int ice_link_update(struct rte_eth_dev *dev,
> int wait_to_complete);
> static int ice_dev_set_link_up(struct rte_eth_dev *dev);
> @@ -2105,7 +2105,7 @@ ice_dev_reset(struct rte_eth_dev *dev)
> return 0;
> }
>
> -static void
> +static int
> ice_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(dev->data->dev_private);
> @@ -2225,6 +2225,8 @@ ice_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->default_txportconf.nb_queues = 1;
> dev_info->default_rxportconf.ring_size = ICE_BUF_SIZE_MIN;
> dev_info->default_txportconf.ring_size = ICE_BUF_SIZE_MIN;
> +
> + return 0;
> }
>
> static inline int
> diff --git a/drivers/net/ipn3ke/ipn3ke_representor.c b/drivers/net/ipn3ke/ipn3ke_representor.c
> index 8300cc38c4..476d5e52bd 100644
> --- a/drivers/net/ipn3ke/ipn3ke_representor.c
> +++ b/drivers/net/ipn3ke/ipn3ke_representor.c
> @@ -40,7 +40,7 @@ static rte_spinlock_t ipn3ke_link_notify_list_lk = RTE_SPINLOCK_INITIALIZER;
> static int
> ipn3ke_rpst_link_check(struct ipn3ke_rpst *rpst);
>
> -static void
> +static int
> ipn3ke_rpst_dev_infos_get(struct rte_eth_dev *ethdev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -101,6 +101,8 @@ ipn3ke_rpst_dev_infos_get(struct rte_eth_dev *ethdev,
> dev_info->switch_info.name = ethdev->device->name;
> dev_info->switch_info.domain_id = rpst->switch_domain_id;
> dev_info->switch_info.port_id = rpst->port_id;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
> index 7eb3d0567b..0108db890b 100644
> --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> @@ -182,11 +182,11 @@ static int ixgbe_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev,
> uint8_t is_rx);
> static int ixgbe_fw_version_get(struct rte_eth_dev *dev, char *fw_version,
> size_t fw_size);
> -static void ixgbe_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int ixgbe_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static const uint32_t *ixgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev);
> -static void ixgbevf_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int ixgbevf_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int ixgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
>
> static int ixgbe_vlan_filter_set(struct rte_eth_dev *dev,
> @@ -3777,7 +3777,7 @@ ixgbe_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
> return 0;
> }
>
> -static void
> +static int
> ixgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
> @@ -3861,6 +3861,8 @@ ixgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->default_txportconf.nb_queues = 1;
> dev_info->default_rxportconf.ring_size = 256;
> dev_info->default_txportconf.ring_size = 256;
> +
> + return 0;
> }
>
> static const uint32_t *
> @@ -3902,7 +3904,7 @@ ixgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev)
> return NULL;
> }
>
> -static void
> +static int
> ixgbevf_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -3954,6 +3956,8 @@ ixgbevf_dev_info_get(struct rte_eth_dev *dev,
>
> dev_info->rx_desc_lim = rx_desc_lim;
> dev_info->tx_desc_lim = tx_desc_lim;
> +
> + return 0;
> }
>
> static int
> @@ -5018,8 +5022,11 @@ ixgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
> struct rte_eth_dev_info dev_info;
> uint32_t frame_size = mtu + IXGBE_ETH_OVERHEAD;
> struct rte_eth_dev_data *dev_data = dev->data;
> + int ret;
>
> - ixgbe_dev_info_get(dev, &dev_info);
> + ret = ixgbe_dev_info_get(dev, &dev_info);
> + if (ret != 0)
> + return ret;
>
> /* check that mtu is within the allowed range */
> if (mtu < RTE_ETHER_MIN_MTU || frame_size > dev_info.max_rx_pktlen)
> diff --git a/drivers/net/ixgbe/ixgbe_vf_representor.c b/drivers/net/ixgbe/ixgbe_vf_representor.c
> index 2c01f6e33c..dbbef294ae 100644
> --- a/drivers/net/ixgbe/ixgbe_vf_representor.c
> +++ b/drivers/net/ixgbe/ixgbe_vf_representor.c
> @@ -34,7 +34,7 @@ ixgbe_vf_representor_mac_addr_set(struct rte_eth_dev *ethdev,
> representor->vf_id, mac_addr);
> }
>
> -static void
> +static int
> ixgbe_vf_representor_dev_infos_get(struct rte_eth_dev *ethdev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -76,6 +76,8 @@ ixgbe_vf_representor_dev_infos_get(struct rte_eth_dev *ethdev,
> representor->pf_ethdev->device->name;
> dev_info->switch_info.domain_id = representor->switch_domain_id;
> dev_info->switch_info.port_id = representor->vf_id;
> +
> + return 0;
> }
>
> static int ixgbe_vf_representor_dev_configure(
> diff --git a/drivers/net/kni/rte_eth_kni.c b/drivers/net/kni/rte_eth_kni.c
> index 515c0aa14d..5e1623d250 100644
> --- a/drivers/net/kni/rte_eth_kni.c
> +++ b/drivers/net/kni/rte_eth_kni.c
> @@ -200,7 +200,7 @@ eth_kni_dev_configure(struct rte_eth_dev *dev __rte_unused)
> return 0;
> }
>
> -static void
> +static int
> eth_kni_dev_info(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -209,6 +209,8 @@ eth_kni_dev_info(struct rte_eth_dev *dev __rte_unused,
> dev_info->max_rx_queues = KNI_MAX_QUEUE_PER_PORT;
> dev_info->max_tx_queues = KNI_MAX_QUEUE_PER_PORT;
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/liquidio/lio_ethdev.c b/drivers/net/liquidio/lio_ethdev.c
> index c25dab00c7..d97e357e3c 100644
> --- a/drivers/net/liquidio/lio_ethdev.c
> +++ b/drivers/net/liquidio/lio_ethdev.c
> @@ -367,7 +367,7 @@ lio_dev_stats_reset(struct rte_eth_dev *eth_dev)
> }
> }
>
> -static void
> +static int
> lio_dev_info_get(struct rte_eth_dev *eth_dev,
> struct rte_eth_dev_info *devinfo)
> {
> @@ -393,6 +393,7 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev,
> devinfo->speed_capa = ETH_LINK_SPEED_10G;
> lio_dev_err(lio_dev,
> "Unknown CN23XX subsystem device id. Setting 10G as default link speed.\n");
> + return -EINVAL;
> }
>
> devinfo->max_rx_queues = lio_dev->max_rx_queues;
> @@ -423,6 +424,7 @@ lio_dev_info_get(struct rte_eth_dev *eth_dev,
> ETH_RSS_NONFRAG_IPV6_TCP |
> ETH_RSS_IPV6_EX |
> ETH_RSS_IPV6_TCP_EX);
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/memif/rte_eth_memif.c b/drivers/net/memif/rte_eth_memif.c
> index a59f809671..0d4360e5c2 100644
> --- a/drivers/net/memif/rte_eth_memif.c
> +++ b/drivers/net/memif/rte_eth_memif.c
> @@ -164,7 +164,7 @@ memif_mp_request_regions(struct rte_eth_dev *dev)
> return memif_connect(dev);
> }
>
> -static void
> +static int
> memif_dev_info(struct rte_eth_dev *dev __rte_unused, struct rte_eth_dev_info *dev_info)
> {
> dev_info->max_mac_addrs = 1;
> @@ -172,6 +172,8 @@ memif_dev_info(struct rte_eth_dev *dev __rte_unused, struct rte_eth_dev_info *de
> dev_info->max_rx_queues = ETH_MEMIF_MAX_NUM_Q_PAIRS;
> dev_info->max_tx_queues = ETH_MEMIF_MAX_NUM_Q_PAIRS;
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static memif_ring_t *
> diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h
> index 9823577169..7730b530af 100644
> --- a/drivers/net/mlx4/mlx4.h
> +++ b/drivers/net/mlx4/mlx4.h
> @@ -219,8 +219,8 @@ int mlx4_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on);
> int mlx4_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
> void mlx4_stats_reset(struct rte_eth_dev *dev);
> int mlx4_fw_version_get(struct rte_eth_dev *dev, char *fw_ver, size_t fw_size);
> -void mlx4_dev_infos_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *info);
> +int mlx4_dev_infos_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *info);
> int mlx4_link_update(struct rte_eth_dev *dev, int wait_to_complete);
> int mlx4_flow_ctrl_get(struct rte_eth_dev *dev,
> struct rte_eth_fc_conf *fc_conf);
> diff --git a/drivers/net/mlx4/mlx4_ethdev.c b/drivers/net/mlx4/mlx4_ethdev.c
> index 5d28c0116d..623ebd88cb 100644
> --- a/drivers/net/mlx4/mlx4_ethdev.c
> +++ b/drivers/net/mlx4/mlx4_ethdev.c
> @@ -611,7 +611,7 @@ mlx4_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
> * @param[out] info
> * Info structure output buffer.
> */
> -void
> +int
> mlx4_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> {
> struct mlx4_priv *priv = dev->data->dev_private;
> @@ -645,6 +645,8 @@ mlx4_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> ETH_LINK_SPEED_40G |
> ETH_LINK_SPEED_56G;
> info->flow_type_rss_offloads = mlx4_conv_rss_types(priv, 0, 1);
> +
> + return 0;
> }
>
> /**
> diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h
> index f559f835d0..cd08d001e9 100644
> --- a/drivers/net/mlx5/mlx5.h
> +++ b/drivers/net/mlx5/mlx5.h
> @@ -685,7 +685,7 @@ int mlx5_get_mtu(struct rte_eth_dev *dev, uint16_t *mtu);
> int mlx5_set_flags(struct rte_eth_dev *dev, unsigned int keep,
> unsigned int flags);
> int mlx5_dev_configure(struct rte_eth_dev *dev);
> -void mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info);
> +int mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info);
> int mlx5_read_clock(struct rte_eth_dev *dev, uint64_t *clock);
> int mlx5_fw_version_get(struct rte_eth_dev *dev, char *fw_ver, size_t fw_size);
> const uint32_t *mlx5_dev_supported_ptypes_get(struct rte_eth_dev *dev);
> diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
> index 33a32fc2fa..766e1946d5 100644
> --- a/drivers/net/mlx5/mlx5_ethdev.c
> +++ b/drivers/net/mlx5/mlx5_ethdev.c
> @@ -542,7 +542,7 @@ mlx5_set_txlimit_params(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> * @param[out] info
> * Info structure output buffer.
> */
> -void
> +int
> mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> {
> struct mlx5_priv *priv = dev->data->dev_private;
> @@ -600,6 +600,8 @@ mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info)
> break;
> }
> }
> +
> + return 0;
> }
>
> /**
> diff --git a/drivers/net/mvneta/mvneta_ethdev.c b/drivers/net/mvneta/mvneta_ethdev.c
> index a8def8fc4e..3ba0ac76e2 100644
> --- a/drivers/net/mvneta/mvneta_ethdev.c
> +++ b/drivers/net/mvneta/mvneta_ethdev.c
> @@ -153,7 +153,7 @@ mvneta_dev_configure(struct rte_eth_dev *dev)
> * @param info
> * Info structure output buffer.
> */
> -static void
> +static int
> mvneta_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *info)
> {
> @@ -187,6 +187,8 @@ mvneta_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> info->default_txconf.offloads = 0;
>
> info->max_rx_pktlen = MVNETA_PKT_SIZE_MAX;
> +
> + return 0;
> }
>
> /**
> diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c
> index 810a703fc3..345c24404d 100644
> --- a/drivers/net/mvpp2/mrvl_ethdev.c
> +++ b/drivers/net/mvpp2/mrvl_ethdev.c
> @@ -1422,7 +1422,7 @@ mrvl_xstats_get_names(struct rte_eth_dev *dev __rte_unused,
> * @param info
> * Info structure output buffer.
> */
> -static void
> +static int
> mrvl_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *info)
> {
> @@ -1457,6 +1457,8 @@ mrvl_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> info->default_rxconf.rx_drop_en = 1;
>
> info->max_rx_pktlen = MRVL_PKT_SIZE_MAX;
> +
> + return 0;
> }
>
> /**
> diff --git a/drivers/net/netvsc/hn_ethdev.c b/drivers/net/netvsc/hn_ethdev.c
> index 2a90d674e9..7353211c12 100644
> --- a/drivers/net/netvsc/hn_ethdev.c
> +++ b/drivers/net/netvsc/hn_ethdev.c
> @@ -238,10 +238,11 @@ hn_dev_link_update(struct rte_eth_dev *dev,
> return rte_eth_linkstatus_set(dev, &link);
> }
>
> -static void hn_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info)
> +static int hn_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info)
> {
> struct hn_data *hv = dev->data->dev_private;
> + int rc;
>
> dev_info->speed_capa = ETH_LINK_SPEED_10G;
> dev_info->min_rx_bufsize = HN_MIN_RX_BUF_SIZE;
> @@ -255,8 +256,15 @@ static void hn_dev_info_get(struct rte_eth_dev *dev,
> dev_info->max_rx_queues = hv->max_queues;
> dev_info->max_tx_queues = hv->max_queues;
>
> - hn_rndis_get_offload(hv, dev_info);
> - hn_vf_info_get(hv, dev_info);
> + rc = hn_rndis_get_offload(hv, dev_info);
> + if (rc != 0)
> + return rc;
> +
> + rc = hn_vf_info_get(hv, dev_info);
> + if (rc != 0)
> + return rc;
> +
> + return 0;
> }
>
> static int hn_rss_reta_update(struct rte_eth_dev *dev,
> diff --git a/drivers/net/nfb/nfb_ethdev.c b/drivers/net/nfb/nfb_ethdev.c
> index f4093d43d8..b039ab6fc2 100644
> --- a/drivers/net/nfb/nfb_ethdev.c
> +++ b/drivers/net/nfb/nfb_ethdev.c
> @@ -188,7 +188,7 @@ nfb_eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
> * @param[out] info
> * Info structure output buffer.
> */
> -static void
> +static int
> nfb_eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -197,6 +197,8 @@ nfb_eth_dev_info(struct rte_eth_dev *dev,
> dev_info->max_rx_queues = dev->data->nb_rx_queues;
> dev_info->max_tx_queues = dev->data->nb_tx_queues;
> dev_info->speed_capa = ETH_LINK_SPEED_100G;
> +
> + return 0;
> }
>
> /**
> diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
> index f1a3ef2f92..3d5b99c943 100644
> --- a/drivers/net/nfp/nfp_net.c
> +++ b/drivers/net/nfp/nfp_net.c
> @@ -81,8 +81,8 @@ static int nfp_net_configure(struct rte_eth_dev *dev);
> static void nfp_net_dev_interrupt_handler(void *param);
> static void nfp_net_dev_interrupt_delayed_handler(void *param);
> static int nfp_net_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
> -static void nfp_net_infos_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int nfp_net_infos_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static int nfp_net_init(struct rte_eth_dev *eth_dev);
> static int nfp_net_link_update(struct rte_eth_dev *dev, int wait_to_complete);
> static void nfp_net_promisc_enable(struct rte_eth_dev *dev);
> @@ -1204,7 +1204,7 @@ nfp_net_stats_reset(struct rte_eth_dev *dev)
> nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_DISCARDS);
> }
>
> -static void
> +static int
> nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct nfp_net_hw *hw;
> @@ -1275,6 +1275,8 @@ nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
> ETH_LINK_SPEED_25G | ETH_LINK_SPEED_40G |
> ETH_LINK_SPEED_50G | ETH_LINK_SPEED_100G;
> +
> + return 0;
> }
>
> static const uint32_t *
> diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
> index 0c60d241ac..aec0cab8f9 100644
> --- a/drivers/net/null/rte_eth_null.c
> +++ b/drivers/net/null/rte_eth_null.c
> @@ -259,14 +259,14 @@ eth_mtu_set(struct rte_eth_dev *dev __rte_unused, uint16_t mtu __rte_unused)
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> struct pmd_internals *internals;
>
> if ((dev == NULL) || (dev_info == NULL))
> - return;
> + return -EINVAL;
>
> internals = dev->data->dev_private;
> dev_info->max_mac_addrs = 1;
> @@ -276,6 +276,8 @@ eth_dev_info(struct rte_eth_dev *dev,
> dev_info->min_rx_bufsize = 0;
> dev_info->reta_size = internals->reta_size;
> dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
> index 27eed47bb0..1faa7b7c6b 100644
> --- a/drivers/net/octeontx/octeontx_ethdev.c
> +++ b/drivers/net/octeontx/octeontx_ethdev.c
> @@ -569,7 +569,7 @@ octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
> return ret;
> }
>
> -static void
> +static int
> octeontx_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -600,6 +600,8 @@ octeontx_dev_info(struct rte_eth_dev *dev,
>
> dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
> dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
> +
> + return 0;
> }
>
> static void
> diff --git a/drivers/net/octeontx2/otx2_ethdev.h b/drivers/net/octeontx2/otx2_ethdev.h
> index 7b15d6bc86..5de0a1d4d1 100644
> --- a/drivers/net/octeontx2/otx2_ethdev.h
> +++ b/drivers/net/octeontx2/otx2_ethdev.h
> @@ -357,8 +357,8 @@ otx2_eth_pmd_priv(struct rte_eth_dev *eth_dev)
> }
>
> /* Ops */
> -void otx2_nix_info_get(struct rte_eth_dev *eth_dev,
> - struct rte_eth_dev_info *dev_info);
> +int otx2_nix_info_get(struct rte_eth_dev *eth_dev,
> + struct rte_eth_dev_info *dev_info);
> int otx2_nix_dev_filter_ctrl(struct rte_eth_dev *eth_dev,
> enum rte_filter_type filter_type,
> enum rte_filter_op filter_op, void *arg);
> diff --git a/drivers/net/octeontx2/otx2_ethdev_ops.c b/drivers/net/octeontx2/otx2_ethdev_ops.c
> index 7c6532b6fc..024c295aa6 100644
> --- a/drivers/net/octeontx2/otx2_ethdev_ops.c
> +++ b/drivers/net/octeontx2/otx2_ethdev_ops.c
> @@ -403,7 +403,7 @@ otx2_nix_get_module_eeprom(struct rte_eth_dev *eth_dev,
> return 0;
> }
>
> -void
> +int
> otx2_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo)
> {
> struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
> @@ -467,4 +467,6 @@ otx2_nix_info_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *devinfo)
>
> devinfo->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
> RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
> +
> + return 0;
> }
> diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c
> index 5489010b64..50a0655a33 100644
> --- a/drivers/net/pcap/rte_eth_pcap.c
> +++ b/drivers/net/pcap/rte_eth_pcap.c
> @@ -652,7 +652,7 @@ eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -664,6 +664,8 @@ eth_dev_info(struct rte_eth_dev *dev,
> dev_info->max_rx_queues = dev->data->nb_rx_queues;
> dev_info->max_tx_queues = dev->data->nb_tx_queues;
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c
> index 528b33e8c4..9eb57fd78e 100644
> --- a/drivers/net/qede/qede_ethdev.c
> +++ b/drivers/net/qede/qede_ethdev.c
> @@ -1253,7 +1253,7 @@ static const struct rte_eth_desc_lim qede_tx_desc_lim = {
> .nb_mtu_seg_max = ETH_TX_MAX_BDS_PER_NON_LSO_PACKET
> };
>
> -static void
> +static int
> qede_dev_info_get(struct rte_eth_dev *eth_dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -1333,6 +1333,8 @@ qede_dev_info_get(struct rte_eth_dev *eth_dev,
> if (link.adv_speed & NVM_CFG1_PORT_DRV_SPEED_CAPABILITY_MASK_BB_100G)
> speed_cap |= ETH_LINK_SPEED_100G;
> dev_info->speed_capa = speed_cap;
> +
> + return 0;
> }
>
> /* return 0 means link status changed, -1 means not changed */
> @@ -2228,7 +2230,11 @@ static int qede_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
> int i, rc;
>
> PMD_INIT_FUNC_TRACE(edev);
> - qede_dev_info_get(dev, &dev_info);
> + rc = qede_dev_info_get(dev, &dev_info);
> + if (rc != 0) {
> + DP_ERR(edev, "Error during getting ethernet device info\n");
> + return rc;
> + }
> max_rx_pkt_len = mtu + QEDE_MAX_ETHER_HDR_LEN;
> frame_size = max_rx_pkt_len;
> if (mtu < RTE_ETHER_MIN_MTU || frame_size > dev_info.max_rx_pktlen) {
> diff --git a/drivers/net/ring/rte_eth_ring.c b/drivers/net/ring/rte_eth_ring.c
> index 634da63211..686246032e 100644
> --- a/drivers/net/ring/rte_eth_ring.c
> +++ b/drivers/net/ring/rte_eth_ring.c
> @@ -151,7 +151,7 @@ eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
> }
>
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -162,6 +162,8 @@ eth_dev_info(struct rte_eth_dev *dev,
> dev_info->max_rx_queues = (uint16_t)internals->max_rx_queues;
> dev_info->max_tx_queues = (uint16_t)internals->max_tx_queues;
> dev_info->min_rx_bufsize = 0;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c
> index 1f78a3d8ad..013b6bbd63 100644
> --- a/drivers/net/sfc/sfc_ethdev.c
> +++ b/drivers/net/sfc/sfc_ethdev.c
> @@ -86,7 +86,7 @@ sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
> return 0;
> }
>
> -static void
> +static int
> sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
> @@ -184,6 +184,8 @@ sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
>
> dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
> RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
> +
> + return 0;
> }
>
> static const uint32_t *
> diff --git a/drivers/net/softnic/rte_eth_softnic.c b/drivers/net/softnic/rte_eth_softnic.c
> index e3ad241618..11723778fd 100644
> --- a/drivers/net/softnic/rte_eth_softnic.c
> +++ b/drivers/net/softnic/rte_eth_softnic.c
> @@ -86,13 +86,15 @@ static int pmd_softnic_logtype;
> rte_log(RTE_LOG_ ## level, pmd_softnic_logtype, \
> "%s(): " fmt "\n", __func__, ##args)
>
> -static void
> +static int
> pmd_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *dev_info)
> {
> dev_info->max_rx_pktlen = UINT32_MAX;
> dev_info->max_rx_queues = UINT16_MAX;
> dev_info->max_tx_queues = UINT16_MAX;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/szedata2/rte_eth_szedata2.c b/drivers/net/szedata2/rte_eth_szedata2.c
> index 99d5ca5ac0..ca066a3d3d 100644
> --- a/drivers/net/szedata2/rte_eth_szedata2.c
> +++ b/drivers/net/szedata2/rte_eth_szedata2.c
> @@ -1044,7 +1044,7 @@ eth_dev_configure(struct rte_eth_dev *dev)
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -1061,6 +1061,8 @@ eth_dev_info(struct rte_eth_dev *dev,
> dev_info->rx_queue_offload_capa = 0;
> dev_info->tx_queue_offload_capa = 0;
> dev_info->speed_capa = ETH_LINK_SPEED_100G;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
> index 64bd049110..f85458c3cd 100644
> --- a/drivers/net/tap/rte_eth_tap.c
> +++ b/drivers/net/tap/rte_eth_tap.c
> @@ -915,7 +915,7 @@ tap_dev_speed_capa(void)
> return capa;
> }
>
> -static void
> +static int
> tap_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct pmd_internals *internals = dev->data->dev_private;
> @@ -939,6 +939,8 @@ tap_dev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> * functions together and not in partial combinations
> */
> dev_info->flow_type_rss_offloads = ~TAP_RSS_HF_MASK;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
> index 56769ef859..f3ba07ae37 100644
> --- a/drivers/net/thunderx/nicvf_ethdev.c
> +++ b/drivers/net/thunderx/nicvf_ethdev.c
> @@ -1393,7 +1393,7 @@ nicvf_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
> return 0;
> }
>
> -static void
> +static int
> nicvf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> struct nicvf *nic = nicvf_pmd_priv(dev);
> @@ -1440,6 +1440,8 @@ nicvf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> DEV_TX_OFFLOAD_UDP_CKSUM |
> DEV_TX_OFFLOAD_TCP_CKSUM,
> };
> +
> + return 0;
> }
>
> static nicvf_iova_addr_t
> diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
> index a4892d7a0d..74cc7361b2 100644
> --- a/drivers/net/vhost/rte_eth_vhost.c
> +++ b/drivers/net/vhost/rte_eth_vhost.c
> @@ -1054,7 +1054,7 @@ eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
> return 0;
> }
>
> -static void
> +static int
> eth_dev_info(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -1063,7 +1063,7 @@ eth_dev_info(struct rte_eth_dev *dev,
> internal = dev->data->dev_private;
> if (internal == NULL) {
> VHOST_LOG(ERR, "Invalid device specified\n");
> - return;
> + return -ENODEV;
> }
>
> dev_info->max_mac_addrs = 1;
> @@ -1075,6 +1075,8 @@ eth_dev_info(struct rte_eth_dev *dev,
> dev_info->tx_offload_capa = DEV_TX_OFFLOAD_MULTI_SEGS |
> DEV_TX_OFFLOAD_VLAN_INSERT;
> dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
> +
> + return 0;
> }
>
> static int
> diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
> index f96588b9da..8fe9dcebda 100644
> --- a/drivers/net/virtio/virtio_ethdev.c
> +++ b/drivers/net/virtio/virtio_ethdev.c
> @@ -45,7 +45,7 @@ static void virtio_dev_promiscuous_enable(struct rte_eth_dev *dev);
> static void virtio_dev_promiscuous_disable(struct rte_eth_dev *dev);
> static void virtio_dev_allmulticast_enable(struct rte_eth_dev *dev);
> static void virtio_dev_allmulticast_disable(struct rte_eth_dev *dev);
> -static void virtio_dev_info_get(struct rte_eth_dev *dev,
> +static int virtio_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static int virtio_dev_link_update(struct rte_eth_dev *dev,
> int wait_to_complete);
> @@ -2394,7 +2394,7 @@ virtio_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
> return 0;
> }
>
> -static void
> +static int
> virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> {
> uint64_t tso_mask, host_features;
> @@ -2436,6 +2436,8 @@ virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
> (1ULL << VIRTIO_NET_F_HOST_TSO6);
> if ((host_features & tso_mask) == tso_mask)
> dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_TCP_TSO;
> +
> + return 0;
> }
>
> /*
> diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> index 9cd5eb65be..551c511943 100644
> --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
> +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> @@ -82,8 +82,8 @@ static int vmxnet3_dev_xstats_get_names(struct rte_eth_dev *dev,
> unsigned int n);
> static int vmxnet3_dev_xstats_get(struct rte_eth_dev *dev,
> struct rte_eth_xstat *xstats, unsigned int n);
> -static void vmxnet3_dev_info_get(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +static int vmxnet3_dev_info_get(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> static const uint32_t *
> vmxnet3_dev_supported_ptypes_get(struct rte_eth_dev *dev);
> static int vmxnet3_dev_vlan_filter_set(struct rte_eth_dev *dev,
> @@ -1149,7 +1149,7 @@ vmxnet3_dev_stats_reset(struct rte_eth_dev *dev)
> }
> }
>
> -static void
> +static int
> vmxnet3_dev_info_get(struct rte_eth_dev *dev __rte_unused,
> struct rte_eth_dev_info *dev_info)
> {
> @@ -1186,6 +1186,8 @@ vmxnet3_dev_info_get(struct rte_eth_dev *dev __rte_unused,
> dev_info->rx_queue_offload_capa = 0;
> dev_info->tx_offload_capa = VMXNET3_TX_OFFLOAD_CAP;
> dev_info->tx_queue_offload_capa = 0;
> +
> + return 0;
> }
>
> static const uint32_t *
> diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
> index 42b1d6e30a..30b0c7803f 100644
> --- a/lib/librte_ethdev/rte_ethdev.c
> +++ b/lib/librte_ethdev/rte_ethdev.c
> @@ -2559,6 +2559,7 @@ rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
> .nb_seg_max = UINT16_MAX,
> .nb_mtu_seg_max = UINT16_MAX,
> };
> + int diag;
>
> /*
> * Init dev_info before port_id check since caller does not have
> @@ -2576,7 +2577,13 @@ rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
> dev_info->max_mtu = UINT16_MAX;
>
> RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
> - (*dev->dev_ops->dev_infos_get)(dev, dev_info);
> + diag = (*dev->dev_ops->dev_infos_get)(dev, dev_info);
> + if (diag != 0) {
> + /* Cleanup already filled in device information */
> + memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
> + return eth_err(port_id, diag);
> + }
> +
> dev_info->driver_name = dev->device->driver->name;
> dev_info->nb_rx_queues = dev->data->nb_rx_queues;
> dev_info->nb_tx_queues = dev->data->nb_tx_queues;
> diff --git a/lib/librte_ethdev/rte_ethdev_core.h b/lib/librte_ethdev/rte_ethdev_core.h
> index 2922d5b7cc..2394b32c83 100644
> --- a/lib/librte_ethdev/rte_ethdev_core.h
> +++ b/lib/librte_ethdev/rte_ethdev_core.h
> @@ -103,8 +103,8 @@ typedef int (*eth_queue_stats_mapping_set_t)(struct rte_eth_dev *dev,
> uint8_t is_rx);
> /**< @internal Set a queue statistics mapping for a tx/rx queue of an Ethernet device. */
>
> -typedef void (*eth_dev_infos_get_t)(struct rte_eth_dev *dev,
> - struct rte_eth_dev_info *dev_info);
> +typedef int (*eth_dev_infos_get_t)(struct rte_eth_dev *dev,
> + struct rte_eth_dev_info *dev_info);
> /**< @internal Get specific information of an Ethernet device. */
>
> typedef const uint32_t *(*eth_dev_supported_ptypes_get_t)(struct rte_eth_dev *dev);
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