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Date: Mon, 23 Nov 2015 13:11:51 +0200
From: Or Gerlitz <ogerlitz@...lanox.com>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org, Don Dutile <ddutile@...hat.com>,
Doug Ledford <dledford@...hat.com>,
Saeed Mahameed <saeedm@...lanox.com>,
Tal Alon <talal@...lanox.com>,
Hadar Har-Zion <hadarh@...lanox.com>,
Rony Efraim <ronye@...lanox.com>,
Or Gerlitz <ogerlitz@...lanox.com>
Subject: [PATCH net-next 18/18] net/mlx5e: Add support for SR-IOV ndos
From: Saeed Mahameed <saeedm@...lanox.com>
Implement and enable SR-IOV ndos to manage SR-IOV configuration via
netdev netlink API.
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 84 ++++++++++++++++++++++-
1 file changed, 83 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 007e464..49c0d75 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -32,6 +32,7 @@
#include <linux/mlx5/flow_table.h>
#include "en.h"
+#include "eswitch.h"
struct mlx5e_rq_param {
u32 rqc[MLX5_ST_SZ_DW(rqc)];
@@ -1931,6 +1932,79 @@ static int mlx5e_change_mtu(struct net_device *netdev, int new_mtu)
return err;
}
+static int mlx5e_set_vf_mac(struct net_device *dev, int vf, u8 *mac)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+
+ return mlx5_eswitch_set_vport_mac(mdev->priv.eswitch, vf + 1, mac);
+}
+
+static int mlx5e_set_vf_vlan(struct net_device *dev, int vf, u16 vlan, u8 qos)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+
+ return mlx5_eswitch_set_vport_vlan(mdev->priv.eswitch, vf + 1,
+ vlan, qos);
+}
+
+static int mlx5_vport_link2ifla(u8 esw_link)
+{
+ switch (esw_link) {
+ case MLX5_ESW_VPORT_ADMIN_STATE_DOWN:
+ return IFLA_VF_LINK_STATE_DISABLE;
+ case MLX5_ESW_VPORT_ADMIN_STATE_UP:
+ return IFLA_VF_LINK_STATE_ENABLE;
+ };
+ return IFLA_VF_LINK_STATE_AUTO;
+}
+
+static int mlx5_ifla_link2vport(u8 ifla_link)
+{
+ switch (ifla_link) {
+ case IFLA_VF_LINK_STATE_DISABLE:
+ return MLX5_ESW_VPORT_ADMIN_STATE_DOWN;
+ case IFLA_VF_LINK_STATE_ENABLE:
+ return MLX5_ESW_VPORT_ADMIN_STATE_UP;
+ };
+ return MLX5_ESW_VPORT_ADMIN_STATE_AUTO;
+}
+
+static int mlx5e_set_vf_link_state(struct net_device *dev, int vf,
+ int link_state)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+
+ return mlx5_eswitch_set_vport_state(mdev->priv.eswitch, vf + 1,
+ mlx5_ifla_link2vport(link_state));
+}
+
+static int mlx5e_get_vf_config(struct net_device *dev,
+ int vf, struct ifla_vf_info *ivi)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+ int err;
+
+ err = mlx5_eswitch_get_vport_config(mdev->priv.eswitch, vf + 1, ivi);
+ if (err)
+ return err;
+ ivi->linkstate = mlx5_vport_link2ifla(ivi->linkstate);
+ return 0;
+}
+
+static int mlx5e_get_vf_stats(struct net_device *dev,
+ int vf, struct ifla_vf_stats *vf_stats)
+{
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
+
+ return mlx5_eswitch_get_vport_stats(mdev->priv.eswitch, vf + 1,
+ vf_stats);
+}
+
static struct net_device_ops mlx5e_netdev_ops = {
.ndo_open = mlx5e_open,
.ndo_stop = mlx5e_close,
@@ -1941,7 +2015,7 @@ static struct net_device_ops mlx5e_netdev_ops = {
.ndo_vlan_rx_add_vid = mlx5e_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = mlx5e_vlan_rx_kill_vid,
.ndo_set_features = mlx5e_set_features,
- .ndo_change_mtu = mlx5e_change_mtu,
+ .ndo_change_mtu = mlx5e_change_mtu
};
static int mlx5e_check_required_hca_cap(struct mlx5_core_dev *mdev)
@@ -2041,6 +2115,14 @@ static void mlx5e_build_netdev(struct net_device *netdev)
if (priv->params.num_tc > 1)
mlx5e_netdev_ops.ndo_select_queue = mlx5e_select_queue;
+ if (MLX5_CAP_GEN(mdev, vport_group_manager)) {
+ mlx5e_netdev_ops.ndo_set_vf_mac = mlx5e_set_vf_mac;
+ mlx5e_netdev_ops.ndo_set_vf_vlan = mlx5e_set_vf_vlan;
+ mlx5e_netdev_ops.ndo_get_vf_config = mlx5e_get_vf_config;
+ mlx5e_netdev_ops.ndo_set_vf_link_state = mlx5e_set_vf_link_state;
+ mlx5e_netdev_ops.ndo_get_vf_stats = mlx5e_get_vf_stats;
+ }
+
netdev->netdev_ops = &mlx5e_netdev_ops;
netdev->watchdog_timeo = 15 * HZ;
--
2.3.7
--
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