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Commit 66e49ded authored by Saeed Mahameed's avatar Saeed Mahameed Committed by David S. Miller
Browse files

net/mlx5e: Add support for SR-IOV ndos 



Implement and enable SR-IOV ndos to manage SR-IOV configuration via
netdev netlink API.

Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 3b751a2a

drivers/net/ethernet/mellanox/mlx5/core/en_main.c

+83 −1
Original line number Diff line number Diff line
@@ -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;