#define MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW (1 << 3)
#endif
+#ifndef HAVE_IBV_MLX5_MOD_CQE_128B_COMP
+#define MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP (1 << 4)
+#endif
+
struct mlx5_args {
int cqe_comp;
int txq_inline;
struct ibv_device_attr_ex device_attr;
unsigned int sriov;
unsigned int mps;
+ unsigned int cqe_comp;
unsigned int tunnel_en = 0;
int idx;
int i;
struct mlx5dv_context attrs_out;
+#ifdef HAVE_IBV_DEVICE_COUNTERS_SET_SUPPORT
+ struct ibv_counter_set_description cs_desc;
+#endif
(void)pci_drv;
assert(pci_drv == &mlx5_driver);
* as all ConnectX-5 devices.
*/
mlx5dv_query_device(attr_ctx, &attrs_out);
- if (attrs_out.flags & (MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW |
- MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED)) {
- INFO("Enhanced MPW is detected\n");
- mps = MLX5_MPW_ENHANCED;
- } else if (attrs_out.flags & MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED) {
- INFO("MPW is detected\n");
- mps = MLX5_MPW;
+ if (attrs_out.flags & MLX5DV_CONTEXT_FLAGS_MPW_ALLOWED) {
+ if (attrs_out.flags & MLX5DV_CONTEXT_FLAGS_ENHANCED_MPW) {
+ DEBUG("Enhanced MPW is supported");
+ mps = MLX5_MPW_ENHANCED;
+ } else {
+ DEBUG("MPW is supported");
+ mps = MLX5_MPW;
+ }
} else {
- INFO("MPW is disabled\n");
+ DEBUG("MPW isn't supported");
mps = MLX5_MPW_DISABLED;
}
+ if (RTE_CACHE_LINE_SIZE == 128 &&
+ !(attrs_out.flags & MLX5DV_CONTEXT_FLAGS_CQE_128B_COMP))
+ cqe_comp = 0;
+ else
+ cqe_comp = 1;
if (ibv_query_device_ex(attr_ctx, NULL, &device_attr))
goto error;
INFO("%u port(s) detected", device_attr.orig_attr.phys_port_cnt);
struct ibv_device_attr_ex device_attr_ex;
struct ether_addr mac;
uint16_t num_vfs = 0;
+ struct ibv_device_attr_ex device_attr;
struct mlx5_args args = {
.cqe_comp = MLX5_ARG_UNSET,
.txq_inline = MLX5_ARG_UNSET,
goto port_error;
}
+ ibv_query_device_ex(ctx, NULL, &device_attr);
/* Check port status. */
err = ibv_query_port(ctx, port, &port_attr);
if (err) {
priv->pd = pd;
priv->mtu = ETHER_MTU;
priv->mps = mps; /* Enable MPW by default if supported. */
- priv->cqe_comp = 1; /* Enable compression by default. */
+ priv->cqe_comp = cqe_comp;
priv->tunnel_en = tunnel_en;
/* Enable vector by default if supported. */
priv->tx_vec_en = 1;
DEBUG("L2 tunnel checksum offloads are %ssupported",
(priv->hw_csum_l2tun ? "" : "not "));
+#ifdef HAVE_IBV_DEVICE_COUNTERS_SET_SUPPORT
+ priv->counter_set_supported = !!(device_attr.max_counter_sets);
+ ibv_describe_counter_set(ctx, 0, &cs_desc);
+ DEBUG("counter type = %d, num of cs = %ld, attributes = %d",
+ cs_desc.counter_type, cs_desc.num_of_cs,
+ cs_desc.attributes);
+#endif
priv->ind_table_max_size =
device_attr_ex.rss_caps.max_rwq_indirection_table_size;
/* Remove this check once DPDK supports larger/variable
priv->txq_inline = MLX5_WQE_SIZE_MAX -
MLX5_WQE_SIZE;
}
+ if (priv->cqe_comp && !cqe_comp) {
+ WARN("Rx CQE compression isn't supported");
+ priv->cqe_comp = 0;
+ }
/* Configure the first MAC address by default. */
if (priv_get_mac(priv, &mac.addr_bytes)) {
ERROR("cannot get MAC address, is mlx5_en loaded?"
eth_dev->data->mac_addrs = priv->mac;
eth_dev->device = &pci_dev->device;
rte_eth_copy_pci_info(eth_dev, pci_dev);
- eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
eth_dev->device->driver = &mlx5_driver.driver;
priv->dev = eth_dev;
eth_dev->dev_ops = &mlx5_dev_ops;