diff options
author | 2018-08-14 18:52:30 +0100 | |
---|---|---|
committer | 2018-08-14 18:53:17 +0100 | |
commit | b63264c8342e6a1b6971c79550d2af2024b6a4de (patch) | |
tree | 83114aac64286fe616506c0b3dfaec2ab86ef835 /drivers/net/i40e/i40e_vf_representor.c | |
parent | ca33590b6af032bff57d9cc70455660466a654b2 (diff) |
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/i40e/i40e_vf_representor.c')
-rw-r--r-- | drivers/net/i40e/i40e_vf_representor.c | 531 |
1 files changed, 531 insertions, 0 deletions
diff --git a/drivers/net/i40e/i40e_vf_representor.c b/drivers/net/i40e/i40e_vf_representor.c new file mode 100644 index 00000000..f9f13161 --- /dev/null +++ b/drivers/net/i40e/i40e_vf_representor.c @@ -0,0 +1,531 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2018 Intel Corporation. + */ + +#include <rte_bus_pci.h> +#include <rte_ethdev.h> +#include <rte_pci.h> +#include <rte_malloc.h> + +#include "base/i40e_type.h" +#include "base/virtchnl.h" +#include "i40e_ethdev.h" +#include "i40e_rxtx.h" +#include "rte_pmd_i40e.h" + +static int +i40e_vf_representor_link_update(struct rte_eth_dev *ethdev, + int wait_to_complete) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + return i40e_dev_link_update(representor->adapter->eth_dev, + wait_to_complete); +} +static void +i40e_vf_representor_dev_infos_get(struct rte_eth_dev *ethdev, + struct rte_eth_dev_info *dev_info) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + /* get dev info for the vdev */ + dev_info->device = ethdev->device; + + dev_info->max_rx_queues = ethdev->data->nb_rx_queues; + dev_info->max_tx_queues = ethdev->data->nb_tx_queues; + + dev_info->min_rx_bufsize = I40E_BUF_SIZE_MIN; + dev_info->max_rx_pktlen = I40E_FRAME_SIZE_MAX; + dev_info->hash_key_size = (I40E_VFQF_HKEY_MAX_INDEX + 1) * + sizeof(uint32_t); + dev_info->reta_size = ETH_RSS_RETA_SIZE_64; + dev_info->flow_type_rss_offloads = I40E_RSS_OFFLOAD_ALL; + dev_info->max_mac_addrs = I40E_NUM_MACADDR_MAX; + dev_info->rx_offload_capa = + DEV_RX_OFFLOAD_VLAN_STRIP | + DEV_RX_OFFLOAD_QINQ_STRIP | + DEV_RX_OFFLOAD_IPV4_CKSUM | + DEV_RX_OFFLOAD_UDP_CKSUM | + DEV_RX_OFFLOAD_TCP_CKSUM; + dev_info->tx_offload_capa = + DEV_TX_OFFLOAD_VLAN_INSERT | + DEV_TX_OFFLOAD_QINQ_INSERT | + DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM | + DEV_TX_OFFLOAD_SCTP_CKSUM | + DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM | + DEV_TX_OFFLOAD_TCP_TSO | + DEV_TX_OFFLOAD_VXLAN_TNL_TSO | + DEV_TX_OFFLOAD_GRE_TNL_TSO | + DEV_TX_OFFLOAD_IPIP_TNL_TSO | + DEV_TX_OFFLOAD_GENEVE_TNL_TSO; + + dev_info->default_rxconf = (struct rte_eth_rxconf) { + .rx_thresh = { + .pthresh = I40E_DEFAULT_RX_PTHRESH, + .hthresh = I40E_DEFAULT_RX_HTHRESH, + .wthresh = I40E_DEFAULT_RX_WTHRESH, + }, + .rx_free_thresh = I40E_DEFAULT_RX_FREE_THRESH, + .rx_drop_en = 0, + .offloads = 0, + }; + + dev_info->default_txconf = (struct rte_eth_txconf) { + .tx_thresh = { + .pthresh = I40E_DEFAULT_TX_PTHRESH, + .hthresh = I40E_DEFAULT_TX_HTHRESH, + .wthresh = I40E_DEFAULT_TX_WTHRESH, + }, + .tx_free_thresh = I40E_DEFAULT_TX_FREE_THRESH, + .tx_rs_thresh = I40E_DEFAULT_TX_RSBIT_THRESH, + .offloads = 0, + }; + + dev_info->rx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; + + dev_info->tx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; + + dev_info->switch_info.name = + 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; +} + +static int +i40e_vf_representor_dev_configure(__rte_unused struct rte_eth_dev *dev) +{ + return 0; +} + +static int +i40e_vf_representor_dev_start(__rte_unused struct rte_eth_dev *dev) +{ + return 0; +} + +static void +i40e_vf_representor_dev_stop(__rte_unused struct rte_eth_dev *dev) +{ +} + +static int +i40e_vf_representor_rx_queue_setup(__rte_unused struct rte_eth_dev *dev, + __rte_unused uint16_t rx_queue_id, + __rte_unused uint16_t nb_rx_desc, + __rte_unused unsigned int socket_id, + __rte_unused const struct rte_eth_rxconf *rx_conf, + __rte_unused struct rte_mempool *mb_pool) +{ + return 0; +} + +static int +i40e_vf_representor_tx_queue_setup(__rte_unused struct rte_eth_dev *dev, + __rte_unused uint16_t rx_queue_id, + __rte_unused uint16_t nb_rx_desc, + __rte_unused unsigned int socket_id, + __rte_unused const struct rte_eth_txconf *tx_conf) +{ + return 0; +} + +static void +i40evf_stat_update_48(uint64_t *offset, + uint64_t *stat) +{ + if (*stat >= *offset) + *stat = *stat - *offset; + else + *stat = (uint64_t)((*stat + + ((uint64_t)1 << I40E_48_BIT_WIDTH)) - *offset); + + *stat &= I40E_48_BIT_MASK; +} + +static void +i40evf_stat_update_32(uint64_t *offset, + uint64_t *stat) +{ + if (*stat >= *offset) + *stat = (uint64_t)(*stat - *offset); + else + *stat = (uint64_t)((*stat + + ((uint64_t)1 << I40E_32_BIT_WIDTH)) - *offset); +} + +static int +rte_pmd_i40e_get_vf_native_stats(uint16_t port, + uint16_t vf_id, + struct i40e_eth_stats *stats) +{ + struct rte_eth_dev *dev; + struct i40e_pf *pf; + struct i40e_vsi *vsi; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_i40e_supported(dev)) + return -ENOTSUP; + + pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); + + if (vf_id >= pf->vf_num || !pf->vfs) { + PMD_DRV_LOG(ERR, "Invalid VF ID."); + return -EINVAL; + } + + vsi = pf->vfs[vf_id].vsi; + if (!vsi) { + PMD_DRV_LOG(ERR, "Invalid VSI."); + return -EINVAL; + } + + i40e_update_vsi_stats(vsi); + memcpy(stats, &vsi->eth_stats, sizeof(vsi->eth_stats)); + + return 0; +} + +static int +i40e_vf_representor_stats_get(struct rte_eth_dev *ethdev, + struct rte_eth_stats *stats) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + struct i40e_eth_stats native_stats; + int ret; + + ret = rte_pmd_i40e_get_vf_native_stats( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, &native_stats); + if (ret == 0) { + i40evf_stat_update_48( + &representor->stats_offset.rx_bytes, + &native_stats.rx_bytes); + i40evf_stat_update_48( + &representor->stats_offset.rx_unicast, + &native_stats.rx_unicast); + i40evf_stat_update_48( + &representor->stats_offset.rx_multicast, + &native_stats.rx_multicast); + i40evf_stat_update_48( + &representor->stats_offset.rx_broadcast, + &native_stats.rx_broadcast); + i40evf_stat_update_32( + &representor->stats_offset.rx_discards, + &native_stats.rx_discards); + i40evf_stat_update_32( + &representor->stats_offset.rx_unknown_protocol, + &native_stats.rx_unknown_protocol); + i40evf_stat_update_48( + &representor->stats_offset.tx_bytes, + &native_stats.tx_bytes); + i40evf_stat_update_48( + &representor->stats_offset.tx_unicast, + &native_stats.tx_unicast); + i40evf_stat_update_48( + &representor->stats_offset.tx_multicast, + &native_stats.tx_multicast); + i40evf_stat_update_48( + &representor->stats_offset.tx_broadcast, + &native_stats.tx_broadcast); + i40evf_stat_update_32( + &representor->stats_offset.tx_errors, + &native_stats.tx_errors); + i40evf_stat_update_32( + &representor->stats_offset.tx_discards, + &native_stats.tx_discards); + + stats->ipackets = native_stats.rx_unicast + + native_stats.rx_multicast + + native_stats.rx_broadcast; + stats->opackets = native_stats.tx_unicast + + native_stats.tx_multicast + + native_stats.tx_broadcast; + stats->ibytes = native_stats.rx_bytes; + stats->obytes = native_stats.tx_bytes; + stats->ierrors = native_stats.rx_discards; + stats->oerrors = native_stats.tx_errors + native_stats.tx_discards; + } + return ret; +} + +static void +i40e_vf_representor_stats_reset(struct rte_eth_dev *ethdev) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_get_vf_native_stats( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, &representor->stats_offset); +} + +static void +i40e_vf_representor_promiscuous_enable(struct rte_eth_dev *ethdev) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_set_vf_unicast_promisc( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, 1); +} + +static void +i40e_vf_representor_promiscuous_disable(struct rte_eth_dev *ethdev) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_set_vf_unicast_promisc( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, 0); +} + +static void +i40e_vf_representor_allmulticast_enable(struct rte_eth_dev *ethdev) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_set_vf_multicast_promisc( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, 1); +} + +static void +i40e_vf_representor_allmulticast_disable(struct rte_eth_dev *ethdev) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_set_vf_multicast_promisc( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, 0); +} + +static void +i40e_vf_representor_mac_addr_remove(struct rte_eth_dev *ethdev, uint32_t index) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_remove_vf_mac_addr( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, ðdev->data->mac_addrs[index]); +} + +static int +i40e_vf_representor_mac_addr_set(struct rte_eth_dev *ethdev, + struct ether_addr *mac_addr) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + return rte_pmd_i40e_set_vf_mac_addr( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, mac_addr); +} + +static int +i40e_vf_representor_vlan_filter_set(struct rte_eth_dev *ethdev, + uint16_t vlan_id, int on) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + uint64_t vf_mask = 1ULL << representor->vf_id; + + return rte_pmd_i40e_set_vf_vlan_filter( + representor->adapter->eth_dev->data->port_id, + vlan_id, vf_mask, on); +} + +static int +i40e_vf_representor_vlan_offload_set(struct rte_eth_dev *ethdev, int mask) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + struct rte_eth_dev *pdev; + struct i40e_pf_vf *vf; + struct i40e_vsi *vsi; + struct i40e_pf *pf; + uint32_t vfid; + + pdev = representor->adapter->eth_dev; + vfid = representor->vf_id; + + if (!is_i40e_supported(pdev)) { + PMD_DRV_LOG(ERR, "Invalid PF dev."); + return -EINVAL; + } + + pf = I40E_DEV_PRIVATE_TO_PF(pdev->data->dev_private); + + if (vfid >= pf->vf_num || !pf->vfs) { + PMD_DRV_LOG(ERR, "Invalid VF ID."); + return -EINVAL; + } + + vf = &pf->vfs[vfid]; + vsi = vf->vsi; + if (!vsi) { + PMD_DRV_LOG(ERR, "Invalid VSI."); + return -EINVAL; + } + + if (mask & ETH_VLAN_FILTER_MASK) { + /* Enable or disable VLAN filtering offload */ + if (ethdev->data->dev_conf.rxmode.offloads & + DEV_RX_OFFLOAD_VLAN_FILTER) + return i40e_vsi_config_vlan_filter(vsi, TRUE); + else + return i40e_vsi_config_vlan_filter(vsi, FALSE); + } + + if (mask & ETH_VLAN_STRIP_MASK) { + /* Enable or disable VLAN stripping offload */ + if (ethdev->data->dev_conf.rxmode.offloads & + DEV_RX_OFFLOAD_VLAN_STRIP) + return i40e_vsi_config_vlan_stripping(vsi, TRUE); + else + return i40e_vsi_config_vlan_stripping(vsi, FALSE); + } + + return -EINVAL; +} + +static void +i40e_vf_representor_vlan_strip_queue_set(struct rte_eth_dev *ethdev, + __rte_unused uint16_t rx_queue_id, int on) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + rte_pmd_i40e_set_vf_vlan_stripq( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, on); +} + +static int +i40e_vf_representor_vlan_pvid_set(struct rte_eth_dev *ethdev, uint16_t vlan_id, + __rte_unused int on) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + return rte_pmd_i40e_set_vf_vlan_insert( + representor->adapter->eth_dev->data->port_id, + representor->vf_id, vlan_id); +} + +struct eth_dev_ops i40e_representor_dev_ops = { + .dev_infos_get = i40e_vf_representor_dev_infos_get, + + .dev_start = i40e_vf_representor_dev_start, + .dev_configure = i40e_vf_representor_dev_configure, + .dev_stop = i40e_vf_representor_dev_stop, + + .rx_queue_setup = i40e_vf_representor_rx_queue_setup, + .tx_queue_setup = i40e_vf_representor_tx_queue_setup, + + .link_update = i40e_vf_representor_link_update, + + .stats_get = i40e_vf_representor_stats_get, + .stats_reset = i40e_vf_representor_stats_reset, + + .promiscuous_enable = i40e_vf_representor_promiscuous_enable, + .promiscuous_disable = i40e_vf_representor_promiscuous_disable, + + .allmulticast_enable = i40e_vf_representor_allmulticast_enable, + .allmulticast_disable = i40e_vf_representor_allmulticast_disable, + + .mac_addr_remove = i40e_vf_representor_mac_addr_remove, + .mac_addr_set = i40e_vf_representor_mac_addr_set, + + .vlan_filter_set = i40e_vf_representor_vlan_filter_set, + .vlan_offload_set = i40e_vf_representor_vlan_offload_set, + .vlan_strip_queue_set = i40e_vf_representor_vlan_strip_queue_set, + .vlan_pvid_set = i40e_vf_representor_vlan_pvid_set + +}; + +static uint16_t +i40e_vf_representor_rx_burst(__rte_unused void *rx_queue, + __rte_unused struct rte_mbuf **rx_pkts, __rte_unused uint16_t nb_pkts) +{ + return 0; +} + +static uint16_t +i40e_vf_representor_tx_burst(__rte_unused void *tx_queue, + __rte_unused struct rte_mbuf **tx_pkts, __rte_unused uint16_t nb_pkts) +{ + return 0; +} + +int +i40e_vf_representor_init(struct rte_eth_dev *ethdev, void *init_params) +{ + struct i40e_vf_representor *representor = ethdev->data->dev_private; + + struct i40e_pf *pf; + struct i40e_pf_vf *vf; + struct rte_eth_link *link; + + representor->vf_id = + ((struct i40e_vf_representor *)init_params)->vf_id; + representor->switch_domain_id = + ((struct i40e_vf_representor *)init_params)->switch_domain_id; + representor->adapter = + ((struct i40e_vf_representor *)init_params)->adapter; + + pf = I40E_DEV_PRIVATE_TO_PF( + representor->adapter->eth_dev->data->dev_private); + + if (representor->vf_id >= pf->vf_num) + return -ENODEV; + + /** representor shares the same driver as it's PF device */ + ethdev->device->driver = representor->adapter->eth_dev->device->driver; + + /* Set representor device ops */ + ethdev->dev_ops = &i40e_representor_dev_ops; + + /* No data-path, but need stub Rx/Tx functions to avoid crash + * when testing with the likes of testpmd. + */ + ethdev->rx_pkt_burst = i40e_vf_representor_rx_burst; + ethdev->tx_pkt_burst = i40e_vf_representor_tx_burst; + + vf = &pf->vfs[representor->vf_id]; + + if (!vf->vsi) { + PMD_DRV_LOG(ERR, "Invalid VSI."); + return -ENODEV; + } + + ethdev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR; + + /* Setting the number queues allocated to the VF */ + ethdev->data->nb_rx_queues = vf->vsi->nb_qps; + ethdev->data->nb_tx_queues = vf->vsi->nb_qps; + + ethdev->data->mac_addrs = &vf->mac_addr; + + /* Link state. Inherited from PF */ + link = &representor->adapter->eth_dev->data->dev_link; + + ethdev->data->dev_link.link_speed = link->link_speed; + ethdev->data->dev_link.link_duplex = link->link_duplex; + ethdev->data->dev_link.link_status = link->link_status; + ethdev->data->dev_link.link_autoneg = link->link_autoneg; + + return 0; +} + +int +i40e_vf_representor_uninit(struct rte_eth_dev *ethdev __rte_unused) +{ + return 0; +} |