#include <stdlib.h>
#include <rte_windows.h>
+#include <ethdev_pci.h>
#include <mlx5_glue.h>
#include <mlx5_devx_cmds.h>
#include "mlx5_common_os.h"
#include "mlx5_utils.h"
#include "mlx5_rxtx.h"
+#include "mlx5_rx.h"
+#include "mlx5_tx.h"
#include "mlx5_autoconf.h"
-#include "mlx5_mr.h"
#include "mlx5_flow.h"
+#include "mlx5_devx.h"
+
+static const char *MZ_MLX5_PMD_SHARED_DATA = "mlx5_pmd_shared_data";
+
+/* Spinlock for mlx5_shared_data allocation. */
+static rte_spinlock_t mlx5_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
+
+/* rte flow indexed pool configuration. */
+static struct mlx5_indexed_pool_config icfg[] = {
+ {
+ .size = sizeof(struct rte_flow),
+ .trunk_size = 64,
+ .need_lock = 1,
+ .release_mem_en = 0,
+ .malloc = mlx5_malloc,
+ .free = mlx5_free,
+ .per_core_cache = 0,
+ .type = "ctl_flow_ipool",
+ },
+ {
+ .size = sizeof(struct rte_flow),
+ .trunk_size = 64,
+ .grow_trunk = 3,
+ .grow_shift = 2,
+ .need_lock = 1,
+ .release_mem_en = 0,
+ .malloc = mlx5_malloc,
+ .free = mlx5_free,
+ .per_core_cache = 1 << 14,
+ .type = "rte_flow_ipool",
+ },
+ {
+ .size = sizeof(struct rte_flow),
+ .trunk_size = 64,
+ .grow_trunk = 3,
+ .grow_shift = 2,
+ .need_lock = 1,
+ .release_mem_en = 0,
+ .malloc = mlx5_malloc,
+ .free = mlx5_free,
+ .per_core_cache = 0,
+ .type = "mcp_flow_ipool",
+ },
+};
+
+/**
+ * Initialize shared data between primary and secondary process.
+ *
+ * A memzone is reserved by primary process and secondary processes attach to
+ * the memzone.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+mlx5_init_shared_data(void)
+{
+ const struct rte_memzone *mz;
+ int ret = 0;
+
+ rte_spinlock_lock(&mlx5_shared_data_lock);
+ if (mlx5_shared_data == NULL) {
+ /* Allocate shared memory. */
+ mz = rte_memzone_reserve(MZ_MLX5_PMD_SHARED_DATA,
+ sizeof(*mlx5_shared_data),
+ SOCKET_ID_ANY, 0);
+ if (mz == NULL) {
+ DRV_LOG(ERR,
+ "Cannot allocate mlx5 shared data");
+ ret = -rte_errno;
+ goto error;
+ }
+ mlx5_shared_data = mz->addr;
+ memset(mlx5_shared_data, 0, sizeof(*mlx5_shared_data));
+ rte_spinlock_init(&mlx5_shared_data->lock);
+ }
+error:
+ rte_spinlock_unlock(&mlx5_shared_data_lock);
+ return ret;
+}
+
+/**
+ * PMD global initialization.
+ *
+ * Independent from individual device, this function initializes global
+ * per-PMD data structures distinguishing primary and secondary processes.
+ * Hence, each initialization is called once per a process.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+mlx5_init_once(void)
+{
+ if (mlx5_init_shared_data())
+ return -rte_errno;
+ return 0;
+}
/**
* Get mlx5 device attributes.
*
- * @param ctx
- * Pointer to device context.
+ * @param cdev
+ * Pointer to mlx5 device.
*
* @param device_attr
* Pointer to mlx5 device attributes.
*
* @return
- * 0 on success, non zero error number otherwise
+ * 0 on success, non zero error number otherwise.
*/
int
-mlx5_os_get_dev_attr(void *ctx, struct mlx5_dev_attr *device_attr)
+mlx5_os_get_dev_attr(struct mlx5_common_device *cdev,
+ struct mlx5_dev_attr *device_attr)
{
struct mlx5_context *mlx5_ctx;
- struct mlx5_hca_attr hca_attr;
void *pv_iseg = NULL;
u32 cb_iseg = 0;
int err = 0;
- if (!ctx)
+ if (!cdev || !cdev->ctx)
return -EINVAL;
- mlx5_ctx = (struct mlx5_context *)ctx;
+ mlx5_ctx = (struct mlx5_context *)cdev->ctx;
memset(device_attr, 0, sizeof(*device_attr));
- err = mlx5_devx_cmd_query_hca_attr(mlx5_ctx, &hca_attr);
- if (err) {
- DRV_LOG(ERR, "Failed to get device hca_cap");
- return err;
- }
- device_attr->max_cq = 1 << hca_attr.log_max_cq;
- device_attr->max_qp = 1 << hca_attr.log_max_qp;
- device_attr->max_qp_wr = 1 << hca_attr.log_max_qp_sz;
- device_attr->max_cqe = 1 << hca_attr.log_max_cq_sz;
- device_attr->max_mr = 1 << hca_attr.log_max_mrw_sz;
- device_attr->max_pd = 1 << hca_attr.log_max_pd;
- device_attr->max_srq = 1 << hca_attr.log_max_srq;
- device_attr->max_srq_wr = 1 << hca_attr.log_max_srq_sz;
- if (hca_attr.rss_ind_tbl_cap) {
+ device_attr->max_cq = 1 << cdev->config.hca_attr.log_max_cq;
+ device_attr->max_qp = 1 << cdev->config.hca_attr.log_max_qp;
+ device_attr->max_qp_wr = 1 << cdev->config.hca_attr.log_max_qp_sz;
+ device_attr->max_cqe = 1 << cdev->config.hca_attr.log_max_cq_sz;
+ device_attr->max_mr = 1 << cdev->config.hca_attr.log_max_mrw_sz;
+ device_attr->max_pd = 1 << cdev->config.hca_attr.log_max_pd;
+ device_attr->max_srq = 1 << cdev->config.hca_attr.log_max_srq;
+ device_attr->max_srq_wr = 1 << cdev->config.hca_attr.log_max_srq_sz;
+ device_attr->max_tso = 1 << cdev->config.hca_attr.max_lso_cap;
+ if (cdev->config.hca_attr.rss_ind_tbl_cap) {
device_attr->max_rwq_indirection_table_size =
- 1 << hca_attr.rss_ind_tbl_cap;
+ 1 << cdev->config.hca_attr.rss_ind_tbl_cap;
}
+ device_attr->sw_parsing_offloads =
+ mlx5_get_supported_sw_parsing_offloads(&cdev->config.hca_attr);
+ device_attr->tunnel_offloads_caps =
+ mlx5_get_supported_tunneling_offloads(&cdev->config.hca_attr);
pv_iseg = mlx5_glue->query_hca_iseg(mlx5_ctx, &cb_iseg);
if (pv_iseg == NULL) {
DRV_LOG(ERR, "Failed to get device hca_iseg");
return err;
}
+/**
+ * Initialize DR related data within private structure.
+ * Routine checks the reference counter and does actual
+ * resources creation/initialization only if counter is zero.
+ *
+ * @param[in] priv
+ * Pointer to the private device data structure.
+ *
+ * @return
+ * Zero on success, positive error code otherwise.
+ */
+static int
+mlx5_alloc_shared_dr(struct mlx5_priv *priv)
+{
+ struct mlx5_dev_ctx_shared *sh = priv->sh;
+ int err = 0;
+
+ if (!sh->flow_tbls)
+ err = mlx5_alloc_table_hash_list(priv);
+ else
+ DRV_LOG(DEBUG, "sh->flow_tbls[%p] already created, reuse",
+ (void *)sh->flow_tbls);
+ return err;
+}
+/**
+ * Destroy DR related data within private structure.
+ *
+ * @param[in] priv
+ * Pointer to the private device data structure.
+ */
+void
+mlx5_os_free_shared_dr(struct mlx5_priv *priv)
+{
+ mlx5_free_table_hash_list(priv);
+}
+
/**
* Set the completion channel file descriptor interrupt as non-blocking.
* Currently it has no support under Windows.
return -ENOTSUP;
}
+/**
+ * DV flow counter mode detect and config.
+ *
+ * @param dev
+ * Pointer to rte_eth_dev structure.
+ *
+ */
+static void
+mlx5_flow_counter_mode_config(struct rte_eth_dev *dev __rte_unused)
+{
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_dev_ctx_shared *sh = priv->sh;
+ bool fallback;
+
+#ifndef HAVE_IBV_DEVX_ASYNC
+ fallback = true;
+#else
+ fallback = false;
+ if (!sh->devx || !priv->config.dv_flow_en ||
+ !priv->config.hca_attr.flow_counters_dump ||
+ !(priv->config.hca_attr.flow_counter_bulk_alloc_bitmap & 0x4) ||
+ (mlx5_flow_dv_discover_counter_offset_support(dev) == -ENOTSUP))
+ fallback = true;
+#endif
+ if (fallback)
+ DRV_LOG(INFO, "Use fall-back DV counter management. Flow "
+ "counter dump:%d, bulk_alloc_bitmap:0x%hhx.",
+ priv->config.hca_attr.flow_counters_dump,
+ priv->config.hca_attr.flow_counter_bulk_alloc_bitmap);
+ /* Initialize fallback mode only on the port initializes sh. */
+ if (sh->refcnt == 1)
+ sh->cmng.counter_fallback = fallback;
+ else if (fallback != sh->cmng.counter_fallback)
+ DRV_LOG(WARNING, "Port %d in sh has different fallback mode "
+ "with others:%d.", PORT_ID(priv), fallback);
+#endif
+}
+
+/**
+ * Spawn an Ethernet device from DevX information.
+ *
+ * @param dpdk_dev
+ * Backing DPDK device.
+ * @param spawn
+ * Verbs device parameters (name, port, switch_info) to spawn.
+ * @param config
+ * Device configuration parameters.
+ *
+ * @return
+ * A valid Ethernet device object on success, NULL otherwise and rte_errno
+ * is set. The following errors are defined:
+ *
+ * EEXIST: device is already spawned
+ */
+static struct rte_eth_dev *
+mlx5_dev_spawn(struct rte_device *dpdk_dev,
+ struct mlx5_dev_spawn_data *spawn,
+ struct mlx5_dev_config *config)
+{
+ const struct mlx5_switch_info *switch_info = &spawn->info;
+ struct mlx5_dev_ctx_shared *sh = NULL;
+ struct mlx5_dev_attr device_attr;
+ struct rte_eth_dev *eth_dev = NULL;
+ struct mlx5_priv *priv = NULL;
+ int err = 0;
+ unsigned int cqe_comp;
+ struct rte_ether_addr mac;
+ char name[RTE_ETH_NAME_MAX_LEN];
+ int own_domain_id = 0;
+ uint16_t port_id;
+ int i;
+
+ /* Build device name. */
+ strlcpy(name, dpdk_dev->name, sizeof(name));
+ /* check if the device is already spawned */
+ if (rte_eth_dev_get_port_by_name(name, &port_id) == 0) {
+ rte_errno = EEXIST;
+ return NULL;
+ }
+ DRV_LOG(DEBUG, "naming Ethernet device \"%s\"", name);
+ /*
+ * Some parameters are needed in advance to create device context. We
+ * process the devargs here to get ones, and later process devargs
+ * again to override some hardware settings.
+ */
+ err = mlx5_args(config, dpdk_dev->devargs);
+ if (err) {
+ err = rte_errno;
+ DRV_LOG(ERR, "failed to process device arguments: %s",
+ strerror(rte_errno));
+ goto error;
+ }
+ sh = mlx5_alloc_shared_dev_ctx(spawn, config);
+ if (!sh)
+ return NULL;
+ /* Initialize the shutdown event in mlx5_dev_spawn to
+ * support mlx5_is_removed for Windows.
+ */
+ err = mlx5_glue->devx_init_showdown_event(sh->cdev->ctx);
+ if (err) {
+ DRV_LOG(ERR, "failed to init showdown event: %s",
+ strerror(errno));
+ goto error;
+ }
+ DRV_LOG(DEBUG, "MPW isn't supported");
+ mlx5_os_get_dev_attr(sh->cdev, &device_attr);
+ config->swp = device_attr.sw_parsing_offloads &
+ (MLX5_SW_PARSING_CAP | MLX5_SW_PARSING_CSUM_CAP |
+ MLX5_SW_PARSING_TSO_CAP);
+ config->ind_table_max_size =
+ sh->device_attr.max_rwq_indirection_table_size;
+ cqe_comp = 0;
+ config->cqe_comp = cqe_comp;
+ config->tunnel_en = device_attr.tunnel_offloads_caps &
+ (MLX5_TUNNELED_OFFLOADS_VXLAN_CAP |
+ MLX5_TUNNELED_OFFLOADS_GRE_CAP |
+ MLX5_TUNNELED_OFFLOADS_GENEVE_CAP);
+ if (config->tunnel_en) {
+ DRV_LOG(DEBUG, "tunnel offloading is supported for %s%s%s",
+ config->tunnel_en &
+ MLX5_TUNNELED_OFFLOADS_VXLAN_CAP ? "[VXLAN]" : "",
+ config->tunnel_en &
+ MLX5_TUNNELED_OFFLOADS_GRE_CAP ? "[GRE]" : "",
+ config->tunnel_en &
+ MLX5_TUNNELED_OFFLOADS_GENEVE_CAP ? "[GENEVE]" : ""
+ );
+ } else {
+ DRV_LOG(DEBUG, "tunnel offloading is not supported");
+ }
+ DRV_LOG(DEBUG, "MPLS over GRE/UDP tunnel offloading is no supported");
+ config->mpls_en = 0;
+ /* Allocate private eth device data. */
+ priv = mlx5_malloc(MLX5_MEM_ZERO | MLX5_MEM_RTE,
+ sizeof(*priv),
+ RTE_CACHE_LINE_SIZE, SOCKET_ID_ANY);
+ if (priv == NULL) {
+ DRV_LOG(ERR, "priv allocation failure");
+ err = ENOMEM;
+ goto error;
+ }
+ priv->sh = sh;
+ priv->dev_port = spawn->phys_port;
+ priv->pci_dev = spawn->pci_dev;
+ priv->mtu = RTE_ETHER_MTU;
+ priv->mp_id.port_id = port_id;
+ strlcpy(priv->mp_id.name, MLX5_MP_NAME, RTE_MP_MAX_NAME_LEN);
+ priv->representor = !!switch_info->representor;
+ priv->master = !!switch_info->master;
+ priv->domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
+ priv->vport_meta_tag = 0;
+ priv->vport_meta_mask = 0;
+ priv->pf_bond = spawn->pf_bond;
+ priv->vport_id = -1;
+ /* representor_id field keeps the unmodified VF index. */
+ priv->representor_id = -1;
+ /*
+ * Look for sibling devices in order to reuse their switch domain
+ * if any, otherwise allocate one.
+ */
+ MLX5_ETH_FOREACH_DEV(port_id, dpdk_dev) {
+ const struct mlx5_priv *opriv =
+ rte_eth_devices[port_id].data->dev_private;
+
+ if (!opriv ||
+ opriv->sh != priv->sh ||
+ opriv->domain_id ==
+ RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID)
+ continue;
+ priv->domain_id = opriv->domain_id;
+ break;
+ }
+ if (priv->domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID) {
+ err = rte_eth_switch_domain_alloc(&priv->domain_id);
+ if (err) {
+ err = rte_errno;
+ DRV_LOG(ERR, "unable to allocate switch domain: %s",
+ strerror(rte_errno));
+ goto error;
+ }
+ own_domain_id = 1;
+ }
+ /* Override some values set by hardware configuration. */
+ mlx5_args(config, dpdk_dev->devargs);
+ err = mlx5_dev_check_sibling_config(priv, config, dpdk_dev);
+ if (err)
+ goto error;
+ DRV_LOG(DEBUG, "counters are not supported");
+ config->ind_table_max_size =
+ sh->device_attr.max_rwq_indirection_table_size;
+ /*
+ * Remove this check once DPDK supports larger/variable
+ * indirection tables.
+ */
+ if (config->ind_table_max_size > (unsigned int)RTE_ETH_RSS_RETA_SIZE_512)
+ config->ind_table_max_size = RTE_ETH_RSS_RETA_SIZE_512;
+ DRV_LOG(DEBUG, "maximum Rx indirection table size is %u",
+ config->ind_table_max_size);
+ if (config->hw_padding) {
+ DRV_LOG(DEBUG, "Rx end alignment padding isn't supported");
+ config->hw_padding = 0;
+ }
+ config->tso = (sh->device_attr.max_tso > 0);
+ if (config->tso)
+ config->tso_max_payload_sz = sh->device_attr.max_tso;
+ DRV_LOG(DEBUG, "%sMPS is %s.",
+ config->mps == MLX5_MPW_ENHANCED ? "enhanced " :
+ config->mps == MLX5_MPW ? "legacy " : "",
+ config->mps != MLX5_MPW_DISABLED ? "enabled" : "disabled");
+ if (config->cqe_comp && !cqe_comp) {
+ DRV_LOG(WARNING, "Rx CQE compression isn't supported.");
+ config->cqe_comp = 0;
+ }
+ if (sh->devx) {
+ config->hca_attr = sh->cdev->config.hca_attr;
+ config->hw_csum = config->hca_attr.csum_cap;
+ DRV_LOG(DEBUG, "checksum offloading is %ssupported",
+ (config->hw_csum ? "" : "not "));
+ config->hw_vlan_strip = config->hca_attr.vlan_cap;
+ DRV_LOG(DEBUG, "VLAN stripping is %ssupported",
+ (config->hw_vlan_strip ? "" : "not "));
+ config->hw_fcs_strip = config->hca_attr.scatter_fcs;
+ }
+ if (sh->devx) {
+ uint32_t reg[MLX5_ST_SZ_DW(register_mtutc)];
+
+ err = config->hca_attr.access_register_user ?
+ mlx5_devx_cmd_register_read
+ (sh->cdev->ctx, MLX5_REGISTER_ID_MTUTC, 0,
+ reg, MLX5_ST_SZ_DW(register_mtutc)) : ENOTSUP;
+ if (!err) {
+ uint32_t ts_mode;
+
+ /* MTUTC register is read successfully. */
+ ts_mode = MLX5_GET(register_mtutc, reg,
+ time_stamp_mode);
+ if (ts_mode == MLX5_MTUTC_TIMESTAMP_MODE_REAL_TIME)
+ config->rt_timestamp = 1;
+ } else {
+ /* Kernel does not support register reading. */
+ if (config->hca_attr.dev_freq_khz ==
+ (NS_PER_S / MS_PER_S))
+ config->rt_timestamp = 1;
+ }
+ }
+ if (config->mprq.enabled) {
+ DRV_LOG(WARNING, "Multi-Packet RQ isn't supported");
+ config->mprq.enabled = 0;
+ }
+ if (config->max_dump_files_num == 0)
+ config->max_dump_files_num = 128;
+ eth_dev = rte_eth_dev_allocate(name);
+ if (eth_dev == NULL) {
+ DRV_LOG(ERR, "can not allocate rte ethdev");
+ err = ENOMEM;
+ goto error;
+ }
+ if (priv->representor) {
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR;
+ eth_dev->data->representor_id = priv->representor_id;
+ MLX5_ETH_FOREACH_DEV(port_id, dpdk_dev) {
+ struct mlx5_priv *opriv =
+ rte_eth_devices[port_id].data->dev_private;
+ if (opriv &&
+ opriv->master &&
+ opriv->domain_id == priv->domain_id &&
+ opriv->sh == priv->sh) {
+ eth_dev->data->backer_port_id = port_id;
+ break;
+ }
+ }
+ if (port_id >= RTE_MAX_ETHPORTS)
+ eth_dev->data->backer_port_id = eth_dev->data->port_id;
+ }
+ /*
+ * Store associated network device interface index. This index
+ * is permanent throughout the lifetime of device. So, we may store
+ * the ifindex here and use the cached value further.
+ */
+ MLX5_ASSERT(spawn->ifindex);
+ priv->if_index = spawn->ifindex;
+ eth_dev->data->dev_private = priv;
+ priv->dev_data = eth_dev->data;
+ eth_dev->data->mac_addrs = priv->mac;
+ eth_dev->device = dpdk_dev;
+ eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
+ /* Configure the first MAC address by default. */
+ if (mlx5_get_mac(eth_dev, &mac.addr_bytes)) {
+ DRV_LOG(ERR,
+ "port %u cannot get MAC address, is mlx5_en"
+ " loaded? (errno: %s).",
+ eth_dev->data->port_id, strerror(rte_errno));
+ err = ENODEV;
+ goto error;
+ }
+ DRV_LOG(INFO,
+ "port %u MAC address is " RTE_ETHER_ADDR_PRT_FMT,
+ eth_dev->data->port_id, RTE_ETHER_ADDR_BYTES(&mac));
+#ifdef RTE_LIBRTE_MLX5_DEBUG
+ {
+ char ifname[MLX5_NAMESIZE];
+
+ if (mlx5_get_ifname(eth_dev, &ifname) == 0)
+ DRV_LOG(DEBUG, "port %u ifname is \"%s\"",
+ eth_dev->data->port_id, ifname);
+ else
+ DRV_LOG(DEBUG, "port %u ifname is unknown.",
+ eth_dev->data->port_id);
+ }
+#endif
+ /* Get actual MTU if possible. */
+ err = mlx5_get_mtu(eth_dev, &priv->mtu);
+ if (err) {
+ err = rte_errno;
+ goto error;
+ }
+ DRV_LOG(DEBUG, "port %u MTU is %u.", eth_dev->data->port_id,
+ priv->mtu);
+ /* Initialize burst functions to prevent crashes before link-up. */
+ eth_dev->rx_pkt_burst = removed_rx_burst;
+ eth_dev->tx_pkt_burst = removed_tx_burst;
+ eth_dev->dev_ops = &mlx5_dev_ops;
+ eth_dev->rx_descriptor_status = mlx5_rx_descriptor_status;
+ eth_dev->tx_descriptor_status = mlx5_tx_descriptor_status;
+ eth_dev->rx_queue_count = mlx5_rx_queue_count;
+ /* Register MAC address. */
+ claim_zero(mlx5_mac_addr_add(eth_dev, &mac, 0, 0));
+ priv->ctrl_flows = 0;
+ TAILQ_INIT(&priv->flow_meters);
+ priv->mtr_profile_tbl = mlx5_l3t_create(MLX5_L3T_TYPE_PTR);
+ if (!priv->mtr_profile_tbl)
+ goto error;
+ /* Bring Ethernet device up. */
+ DRV_LOG(DEBUG, "port %u forcing Ethernet interface up.",
+ eth_dev->data->port_id);
+ /* nl calls are unsupported - set to -1 not to fail on release */
+ priv->nl_socket_rdma = -1;
+ priv->nl_socket_route = -1;
+ mlx5_set_link_up(eth_dev);
+ /*
+ * Even though the interrupt handler is not installed yet,
+ * interrupts will still trigger on the async_fd from
+ * Verbs context returned by ibv_open_device().
+ */
+ mlx5_link_update(eth_dev, 0);
+ config->dv_esw_en = 0;
+ /* Detect minimal data bytes to inline. */
+ mlx5_set_min_inline(spawn, config);
+ /* Store device configuration on private structure. */
+ priv->config = *config;
+ for (i = 0; i < MLX5_FLOW_TYPE_MAXI; i++) {
+ icfg[i].release_mem_en = !!config->reclaim_mode;
+ if (config->reclaim_mode)
+ icfg[i].per_core_cache = 0;
+ priv->flows[i] = mlx5_ipool_create(&icfg[i]);
+ if (!priv->flows[i])
+ goto error;
+ }
+ /* Create context for virtual machine VLAN workaround. */
+ priv->vmwa_context = NULL;
+ if (config->dv_flow_en) {
+ err = mlx5_alloc_shared_dr(priv);
+ if (err)
+ goto error;
+ }
+ /* No supported flow priority number detection. */
+ priv->config.flow_prio = -1;
+ if (!priv->config.dv_esw_en &&
+ priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
+ DRV_LOG(WARNING, "metadata mode %u is not supported "
+ "(no E-Switch)", priv->config.dv_xmeta_en);
+ priv->config.dv_xmeta_en = MLX5_XMETA_MODE_LEGACY;
+ }
+ mlx5_set_metadata_mask(eth_dev);
+ if (priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY &&
+ !priv->sh->dv_regc0_mask) {
+ DRV_LOG(ERR, "metadata mode %u is not supported "
+ "(no metadata reg_c[0] is available).",
+ priv->config.dv_xmeta_en);
+ err = ENOTSUP;
+ goto error;
+ }
+ priv->hrxqs = mlx5_list_create("hrxq", eth_dev, true,
+ mlx5_hrxq_create_cb, mlx5_hrxq_match_cb,
+ mlx5_hrxq_remove_cb, mlx5_hrxq_clone_cb,
+ mlx5_hrxq_clone_free_cb);
+ /* Query availability of metadata reg_c's. */
+ err = mlx5_flow_discover_mreg_c(eth_dev);
+ if (err < 0) {
+ err = -err;
+ goto error;
+ }
+ if (!mlx5_flow_ext_mreg_supported(eth_dev)) {
+ DRV_LOG(DEBUG,
+ "port %u extensive metadata register is not supported.",
+ eth_dev->data->port_id);
+ if (priv->config.dv_xmeta_en != MLX5_XMETA_MODE_LEGACY) {
+ DRV_LOG(ERR, "metadata mode %u is not supported "
+ "(no metadata registers available).",
+ priv->config.dv_xmeta_en);
+ err = ENOTSUP;
+ goto error;
+ }
+ }
+ if (sh->devx && config->dv_flow_en) {
+ priv->obj_ops = devx_obj_ops;
+ } else {
+ DRV_LOG(ERR, "Flow mode %u is not supported "
+ "(Windows flow must be DevX with DV flow enabled).",
+ priv->config.dv_flow_en);
+ err = ENOTSUP;
+ goto error;
+ }
+ mlx5_flow_counter_mode_config(eth_dev);
+ return eth_dev;
+error:
+ if (priv) {
+ if (priv->mtr_profile_tbl)
+ mlx5_l3t_destroy(priv->mtr_profile_tbl);
+ if (own_domain_id)
+ claim_zero(rte_eth_switch_domain_free(priv->domain_id));
+ mlx5_free(priv);
+ if (eth_dev != NULL)
+ eth_dev->data->dev_private = NULL;
+ }
+ if (eth_dev != NULL) {
+ /* mac_addrs must not be freed alone because part of
+ * dev_private
+ **/
+ eth_dev->data->mac_addrs = NULL;
+ rte_eth_dev_release_port(eth_dev);
+ }
+ if (sh)
+ mlx5_free_shared_dev_ctx(sh);
+ MLX5_ASSERT(err > 0);
+ rte_errno = err;
+ return NULL;
+}
+
/**
* This function should share events between multiple ports of single IB
* device. Currently it has no support under Windows.
return -ENOTSUP;
}
-const struct mlx5_flow_driver_ops mlx5_flow_verbs_drv_ops = {0};
+/**
+ * DPDK callback to register a PCI device.
+ *
+ * This function spawns Ethernet devices out of a given device.
+ *
+ * @param[in] dev
+ * Pointer to the common device.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_os_net_probe(struct mlx5_common_device *cdev)
+{
+ struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(cdev->dev);
+ struct mlx5_dev_spawn_data spawn = {
+ .pf_bond = -1,
+ .max_port = 1,
+ .phys_port = 1,
+ .phys_dev_name = mlx5_os_get_ctx_device_name(cdev->ctx),
+ .pci_dev = pci_dev,
+ .cdev = cdev,
+ .ifindex = -1, /* Spawn will assign */
+ .info = (struct mlx5_switch_info){
+ .name_type = MLX5_PHYS_PORT_NAME_TYPE_UPLINK,
+ },
+ };
+ struct mlx5_dev_config dev_config = {
+ .rx_vec_en = 1,
+ .txq_inline_max = MLX5_ARG_UNSET,
+ .txq_inline_min = MLX5_ARG_UNSET,
+ .txq_inline_mpw = MLX5_ARG_UNSET,
+ .txqs_inline = MLX5_ARG_UNSET,
+ .mprq = {
+ .max_memcpy_len = MLX5_MPRQ_MEMCPY_DEFAULT_LEN,
+ .min_rxqs_num = MLX5_MPRQ_MIN_RXQS,
+ },
+ .dv_flow_en = 1,
+ .log_hp_size = MLX5_ARG_UNSET,
+ };
+ int ret;
+ uint32_t restore;
-const struct eth_dev_ops mlx5_os_dev_ops = {
- .dev_configure = mlx5_dev_configure,
- .dev_start = mlx5_dev_start,
- .dev_stop = mlx5_dev_stop,
- .dev_close = mlx5_dev_close,
- .mtu_set = mlx5_dev_set_mtu,
- .link_update = mlx5_link_update,
- .stats_get = mlx5_stats_get,
- .stats_reset = mlx5_stats_reset,
- .dev_infos_get = mlx5_dev_infos_get,
- .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get,
- .promiscuous_enable = mlx5_promiscuous_enable,
- .promiscuous_disable = mlx5_promiscuous_disable,
- .allmulticast_enable = mlx5_allmulticast_enable,
- .allmulticast_disable = mlx5_allmulticast_disable,
- .xstats_get = mlx5_xstats_get,
- .xstats_reset = mlx5_xstats_reset,
- .xstats_get_names = mlx5_xstats_get_names,
- .fw_version_get = mlx5_fw_version_get,
- .read_clock = mlx5_read_clock,
- .vlan_filter_set = mlx5_vlan_filter_set,
- .rx_queue_setup = mlx5_rx_queue_setup,
- .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup,
- .tx_queue_setup = mlx5_tx_queue_setup,
- .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup,
- .rx_queue_release = mlx5_rx_queue_release,
- .tx_queue_release = mlx5_tx_queue_release,
- .flow_ctrl_get = mlx5_dev_get_flow_ctrl,
- .flow_ctrl_set = mlx5_dev_set_flow_ctrl,
- .mac_addr_remove = mlx5_mac_addr_remove,
- .mac_addr_add = mlx5_mac_addr_add,
- .mac_addr_set = mlx5_mac_addr_set,
- .set_mc_addr_list = mlx5_set_mc_addr_list,
- .vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
- .vlan_offload_set = mlx5_vlan_offload_set,
- .reta_update = mlx5_dev_rss_reta_update,
- .reta_query = mlx5_dev_rss_reta_query,
- .rss_hash_update = mlx5_rss_hash_update,
- .rss_hash_conf_get = mlx5_rss_hash_conf_get,
- .filter_ctrl = mlx5_dev_filter_ctrl,
- .rxq_info_get = mlx5_rxq_info_get,
- .txq_info_get = mlx5_txq_info_get,
- .rx_burst_mode_get = mlx5_rx_burst_mode_get,
- .tx_burst_mode_get = mlx5_tx_burst_mode_get,
- .rx_queue_intr_enable = mlx5_rx_intr_enable,
- .rx_queue_intr_disable = mlx5_rx_intr_disable,
- .is_removed = mlx5_is_removed,
- .udp_tunnel_port_add = mlx5_udp_tunnel_port_add,
- .get_module_info = mlx5_get_module_info,
- .get_module_eeprom = mlx5_get_module_eeprom,
- .hairpin_cap_get = mlx5_hairpin_cap_get,
- .mtr_ops_get = mlx5_flow_meter_ops_get,
-};
+ if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
+ DRV_LOG(ERR, "Secondary process is not supported on Windows.");
+ return -ENOTSUP;
+ }
+ ret = mlx5_init_once();
+ if (ret) {
+ DRV_LOG(ERR, "unable to init PMD global data: %s",
+ strerror(rte_errno));
+ return -rte_errno;
+ }
+ /* Device specific configuration. */
+ switch (pci_dev->id.device_id) {
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX4VF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX4LXVF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX5VF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX5EXVF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX5BFVF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTX6VF:
+ case PCI_DEVICE_ID_MELLANOX_CONNECTXVF:
+ dev_config.vf = 1;
+ break;
+ default:
+ dev_config.vf = 0;
+ break;
+ }
+ spawn.eth_dev = mlx5_dev_spawn(cdev->dev, &spawn, &dev_config);
+ if (!spawn.eth_dev)
+ return -rte_errno;
+ restore = spawn.eth_dev->data->dev_flags;
+ rte_eth_copy_pci_info(spawn.eth_dev, pci_dev);
+ /* Restore non-PCI flags cleared by the above call. */
+ spawn.eth_dev->data->dev_flags |= restore;
+ rte_eth_dev_probing_finish(spawn.eth_dev);
+ return 0;
+}
-/* Available operations from secondary process. */
-const struct eth_dev_ops mlx5_os_dev_sec_ops = {0};
-
-/* Available operations in flow isolated mode. */
-const struct eth_dev_ops mlx5_os_dev_ops_isolate = {
- .dev_configure = mlx5_dev_configure,
- .dev_start = mlx5_dev_start,
- .dev_stop = mlx5_dev_stop,
- .dev_close = mlx5_dev_close,
- .mtu_set = mlx5_dev_set_mtu,
- .link_update = mlx5_link_update,
- .stats_get = mlx5_stats_get,
- .stats_reset = mlx5_stats_reset,
- .dev_infos_get = mlx5_dev_infos_get,
- .dev_set_link_down = mlx5_set_link_down,
- .dev_set_link_up = mlx5_set_link_up,
- .promiscuous_enable = mlx5_promiscuous_enable,
- .promiscuous_disable = mlx5_promiscuous_disable,
- .allmulticast_enable = mlx5_allmulticast_enable,
- .allmulticast_disable = mlx5_allmulticast_disable,
- .xstats_get = mlx5_xstats_get,
- .xstats_reset = mlx5_xstats_reset,
- .xstats_get_names = mlx5_xstats_get_names,
- .fw_version_get = mlx5_fw_version_get,
- .dev_supported_ptypes_get = mlx5_dev_supported_ptypes_get,
- .vlan_filter_set = mlx5_vlan_filter_set,
- .rx_queue_setup = mlx5_rx_queue_setup,
- .rx_hairpin_queue_setup = mlx5_rx_hairpin_queue_setup,
- .tx_queue_setup = mlx5_tx_queue_setup,
- .tx_hairpin_queue_setup = mlx5_tx_hairpin_queue_setup,
- .rx_queue_release = mlx5_rx_queue_release,
- .tx_queue_release = mlx5_tx_queue_release,
- .flow_ctrl_get = mlx5_dev_get_flow_ctrl,
- .flow_ctrl_set = mlx5_dev_set_flow_ctrl,
- .mac_addr_remove = mlx5_mac_addr_remove,
- .mac_addr_add = mlx5_mac_addr_add,
- .mac_addr_set = mlx5_mac_addr_set,
- .set_mc_addr_list = mlx5_set_mc_addr_list,
- .vlan_strip_queue_set = mlx5_vlan_strip_queue_set,
- .vlan_offload_set = mlx5_vlan_offload_set,
- .filter_ctrl = mlx5_dev_filter_ctrl,
- .rxq_info_get = mlx5_rxq_info_get,
- .txq_info_get = mlx5_txq_info_get,
- .rx_burst_mode_get = mlx5_rx_burst_mode_get,
- .tx_burst_mode_get = mlx5_tx_burst_mode_get,
- .rx_queue_intr_enable = mlx5_rx_intr_enable,
- .rx_queue_intr_disable = mlx5_rx_intr_disable,
- .is_removed = mlx5_is_removed,
- .get_module_info = mlx5_get_module_info,
- .get_module_eeprom = mlx5_get_module_eeprom,
- .hairpin_cap_get = mlx5_hairpin_cap_get,
- .mtr_ops_get = mlx5_flow_meter_ops_get,
-};
+/**
+ * Cleanup resources when the last device is closed.
+ */
+void
+mlx5_os_net_cleanup(void)
+{
+}
+
+const struct mlx5_flow_driver_ops mlx5_flow_verbs_drv_ops = {0};