net/mlx5: add runtime parameter to enable Direct Verbs

[dpdk.git] / drivers / net / mlx5 / mlx5.c

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index fd89e2a..e0b3717 100644 (file)
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -46,6 +46,7 @@
 #include "mlx5_defs.h"
 #include "mlx5_glue.h"
 #include "mlx5_mr.h"
+#include "mlx5_flow.h"
 
 /* Device parameter to enable RX completion queue compression. */
 #define MLX5_RXQ_CQE_COMP_EN "rxq_cqe_comp_en"
@@ -89,6 +90,9 @@
 /* Allow L3 VXLAN flow creation. */
 #define MLX5_L3_VXLAN_EN "l3_vxlan_en"
 
+/* Activate DV flow steering. */
+#define MLX5_DV_FLOW_EN "dv_flow_en"
+
 /* Activate Netlink support in VF mode. */
 #define MLX5_VF_NL_EN "vf_nl_en"
 
@@ -490,6 +494,8 @@ mlx5_args_check(const char *key, const char *val, void *opaque)
                config->l3_vxlan_en = !!tmp;
        } else if (strcmp(MLX5_VF_NL_EN, key) == 0) {
                config->vf_nl_en = !!tmp;
+       } else if (strcmp(MLX5_DV_FLOW_EN, key) == 0) {
+               config->dv_flow_en = !!tmp;
        } else {
                DRV_LOG(WARNING, "%s: unknown parameter", key);
                rte_errno = EINVAL;
@@ -527,6 +533,7 @@ mlx5_args(struct mlx5_dev_config *config, struct rte_devargs *devargs)
                MLX5_RX_VEC_EN,
                MLX5_L3_VXLAN_EN,
                MLX5_VF_NL_EN,
+               MLX5_DV_FLOW_EN,
                MLX5_REPRESENTOR,
                NULL,
        };
@@ -568,11 +575,13 @@ static struct rte_pci_driver mlx5_driver;
 static void *uar_base;
 
 static int
-find_lower_va_bound(const struct rte_memseg_list *msl __rte_unused,
+find_lower_va_bound(const struct rte_memseg_list *msl,
                const struct rte_memseg *ms, void *arg)
 {
        void **addr = arg;
 
+       if (msl->external)
+               return 0;
        if (*addr == NULL)
                *addr = ms->addr;
        else
@@ -1185,6 +1194,7 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
        if (err < 0)
                goto error;
        priv->config.flow_prio = err;
+       mlx5_flow_init_driver_ops(eth_dev);
        /*
         * Once the device is added to the list of memory event
         * callback, its global MR cache table cannot be expanded