From 3191e05feafaae58c04973ae8a157393eaa30519 Mon Sep 17 00:00:00 2001
From: Achiad Shochat <achiad@mellanox.com>
Date: Thu, 11 Jun 2015 14:47:33 +0300
Subject: [PATCH] net/mlx5e: Add transport domain to the ethernet TIRs/TISs
Allocate and use transport domain by the Ethernet driver code.
Signed-off-by: Achiad Shochat <achiad@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 1 +
.../net/ethernet/mellanox/mlx5/core/en_main.c | 16 +++++++++++++++-
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 23cc3bf559910..e14120eccf04c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -389,6 +389,7 @@ struct mlx5e_priv {
struct mutex state_lock; /* Protects Interface state */
struct mlx5_uar cq_uar;
u32 pdn;
+ u32 tdn;
struct mlx5_core_mr mr;
struct mlx5e_channel **channel;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 7f0b694f59c78..9a48d8eac0fcc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1102,6 +1102,7 @@ static int mlx5e_open_tis(struct mlx5e_priv *priv, int tc)
memset(in, 0, sizeof(in));
MLX5_SET(tisc, tisc, prio, tc);
+ MLX5_SET(tisc, tisc, transport_domain, priv->tdn);
return mlx5_core_create_tis(mdev, in, sizeof(in), &priv->tisn[tc]);
}
@@ -1200,6 +1201,8 @@ static void mlx5e_build_tir_ctx(struct mlx5e_priv *priv, u32 *tirc, int tt)
{
void *hfso = MLX5_ADDR_OF(tirc, tirc, rx_hash_field_selector_outer);
+ MLX5_SET(tirc, tirc, transport_domain, priv->tdn);
+
#define ROUGH_MAX_L2_L3_HDR_SZ 256
#define MLX5_HASH_IP (MLX5_HASH_FIELD_SEL_SRC_IP |\
@@ -1819,11 +1822,18 @@ static void *mlx5e_create_netdev(struct mlx5_core_dev *mdev)
goto err_unmap_free_uar;
}
+ err = mlx5_alloc_transport_domain(mdev, &priv->tdn);
+ if (err) {
+ netdev_err(netdev, "%s: mlx5_alloc_transport_domain failed, %d\n",
+ __func__, err);
+ goto err_dealloc_pd;
+ }
+
err = mlx5e_create_mkey(priv, priv->pdn, &priv->mr);
if (err) {
netdev_err(netdev, "%s: mlx5e_create_mkey failed, %d\n",
__func__, err);
- goto err_dealloc_pd;
+ goto err_dealloc_transport_domain;
}
err = register_netdev(netdev);
@@ -1840,6 +1850,9 @@ static void *mlx5e_create_netdev(struct mlx5_core_dev *mdev)
err_destroy_mkey:
mlx5_core_destroy_mkey(mdev, &priv->mr);
+err_dealloc_transport_domain:
+ mlx5_dealloc_transport_domain(mdev, priv->tdn);
+
err_dealloc_pd:
mlx5_core_dealloc_pd(mdev, priv->pdn);
@@ -1859,6 +1872,7 @@ static void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, void *vpriv)
unregister_netdev(netdev);
mlx5_core_destroy_mkey(priv->mdev, &priv->mr);
+ mlx5_dealloc_transport_domain(priv->mdev, priv->tdn);
mlx5_core_dealloc_pd(priv->mdev, priv->pdn);
mlx5_unmap_free_uar(priv->mdev, &priv->cq_uar);
mlx5e_disable_async_events(priv);
--
2.30.2