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Commit 77256579 authored by Saeed Mahameed's avatar Saeed Mahameed Committed by David S. Miller
Browse files

net/mlx5: E-Switch, Introduce Vport administration functions 



Implement set VF mac/link state and query VF config
to be used later in nedev VF ndos or any other management 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 81848731

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

+61 −0
Original line number Diff line number Diff line
@@ -1022,3 +1022,64 @@ void mlx5_eswitch_vport_event(struct mlx5_eswitch *esw, struct mlx5_eqe *eqe) 
		queue_work(esw->work_queue, &vport->vport_change_handler);

	spin_unlock(&vport->lock);

}



/* Vport Administration */

#define ESW_ALLOWED(esw) \

	(esw && MLX5_CAP_GEN(esw->dev, vport_group_manager) && mlx5_core_is_pf(esw->dev))

#define LEGAL_VPORT(esw, vport) (vport >= 0 && vport < esw->total_vports)



int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,

			       int vport, u8 mac[ETH_ALEN])

{

	int err = 0;



	if (!ESW_ALLOWED(esw))

		return -EPERM;

	if (!LEGAL_VPORT(esw, vport))

		return -EINVAL;



	err = mlx5_modify_nic_vport_mac_address(esw->dev, vport, mac);

	if (err) {

		mlx5_core_warn(esw->dev,

			       "Failed to mlx5_modify_nic_vport_mac vport(%d) err=(%d)\n",

			       vport, err);

		return err;

	}



	return err;

}



int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw,

				 int vport, int link_state)

{

	if (!ESW_ALLOWED(esw))

		return -EPERM;

	if (!LEGAL_VPORT(esw, vport))

		return -EINVAL;



	return mlx5_modify_vport_admin_state(esw->dev,

					     MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT,

					     vport, link_state);

}



int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,

				  int vport, struct ifla_vf_info *ivi)

{

	if (!ESW_ALLOWED(esw))

		return -EPERM;

	if (!LEGAL_VPORT(esw, vport))

		return -EINVAL;



	memset(ivi, 0, sizeof(*ivi));

	ivi->vf = vport - 1;



	mlx5_query_nic_vport_mac_address(esw->dev, vport, ivi->mac);

	ivi->linkstate = mlx5_query_vport_admin_state(esw->dev,

						      MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT,

						      vport);

	ivi->vlan = 0;

	ivi->qos = 0;

	ivi->spoofchk = 0;



	return 0;

}

drivers/net/ethernet/mellanox/mlx5/core/eswitch.h

+8 −0
Original line number Diff line number Diff line
@@ -33,6 +33,8 @@ 
#ifndef __MLX5_ESWITCH_H__

#define __MLX5_ESWITCH_H__



#include <linux/if_ether.h>

#include <linux/if_link.h>

#include <linux/mlx5/device.h>



#define MLX5_MAX_UC_PER_VPORT(dev) \
@@ -143,5 +145,11 @@ void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw); 
void mlx5_eswitch_vport_event(struct mlx5_eswitch *esw, struct mlx5_eqe *eqe);

int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs);

void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw);

int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,

			       int vport, u8 mac[ETH_ALEN]);

int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw,

				 int vport, int link_state);

int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,

				  int vport, struct ifla_vf_info *ivi);



#endif /* __MLX5_ESWITCH_H__ */