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net/mlx4_core: Set initial admin GUIDs for VFs 

To have out of the box experience, the PF generates random GUIDs who
serve as the initial admin values.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Yishai Hadas 2015-03-03 11:23:32 +02:00 committed by Doug Ledford
parent 773af94e4e
commit fb517a4f03
3 changed files with 17 additions and 0 deletions
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1
drivers/net/ethernet/mellanox/mlx4/cmd.c
View File

@ -2350,6 +2350,7 @@ int mlx4_multi_func_init(struct mlx4_dev *dev)
oper_vport->qos_vport = MLX4_VPP_DEFAULT_VPORT;
vf_oper->vport[port].vlan_idx = NO_INDX;
vf_oper->vport[port].mac_idx = NO_INDX;
mlx4_set_random_admin_guid(dev, i, port);
}
spin_lock_init(&s_state->lock);
}

15
drivers/net/ethernet/mellanox/mlx4/main.c
View File

@ -2276,6 +2276,21 @@ __be64 mlx4_get_admin_guid(struct mlx4_dev *dev, int entry, int port)
}
EXPORT_SYMBOL_GPL(mlx4_get_admin_guid);
void mlx4_set_random_admin_guid(struct mlx4_dev *dev, int entry, int port)
{
struct mlx4_priv *priv = mlx4_priv(dev);
__be64 guid;
/* hw GUID */
if (entry == 0)
return;
get_random_bytes((char *)&guid, sizeof(guid));
guid &= ~(cpu_to_be64(1ULL << 56));
guid |= cpu_to_be64(1ULL << 57);
priv->mfunc.master.vf_admin[entry].vport[port].guid = guid;
}
static int mlx4_setup_hca(struct mlx4_dev *dev)
{
struct mlx4_priv *priv = mlx4_priv(dev);

1
include/linux/mlx4/device.h
View File

@ -1348,6 +1348,7 @@ void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
void mlx4_set_admin_guid(struct mlx4_dev *dev, __be64 guid, int entry,
int port);
__be64 mlx4_get_admin_guid(struct mlx4_dev *dev, int entry, int port);
void mlx4_set_random_admin_guid(struct mlx4_dev *dev, int entry, int port);
int mlx4_flow_attach(struct mlx4_dev *dev,
struct mlx4_net_trans_rule *rule, u64 *reg_id);
int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id);