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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: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Saeed Mahameed 2015-12-01 18:03:21 +02:00 committed by David S. Miller
parent 81848731ff
commit 77256579c6
2 changed files with 69 additions and 0 deletions
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61
drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
View File

@ -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;
}

8
drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
View File

@ -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__ */