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Add API functions to query and modify local loopback of multicast and

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unicast traffic in mlx5 core.

Sponsored by:	Mellanox Technologies
MFC after:	1 week
This commit is contained in:
Hans Petter Selasky 2017-11-10 13:56:11 +00:00
parent 2fd90b8297
commit f4554f7830
2 changed files with 76 additions and 0 deletions
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66
sys/dev/mlx5/mlx5_core/mlx5_vport.c
View File

@ -1485,6 +1485,72 @@ int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
}
EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 value)
{
void *in;
int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
int err;
in = mlx5_vzalloc(inlen);
if (!in) {
mlx5_core_warn(mdev, "failed to allocate inbox\n");
return -ENOMEM;
}
MLX5_SET(modify_nic_vport_context_in, in, vport_number, 0);
if (selection == MLX5_LOCAL_MC_LB) {
MLX5_SET(modify_nic_vport_context_in, in,
field_select.disable_mc_local_lb, 1);
MLX5_SET(modify_nic_vport_context_in, in,
nic_vport_context.disable_mc_local_lb,
value);
} else {
MLX5_SET(modify_nic_vport_context_in, in,
field_select.disable_uc_local_lb, 1);
MLX5_SET(modify_nic_vport_context_in, in,
nic_vport_context.disable_uc_local_lb,
value);
}
err = mlx5_modify_nic_vport_context(mdev, in, inlen);
kvfree(in);
return err;
}
EXPORT_SYMBOL_GPL(mlx5_nic_vport_modify_local_lb);
int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 *value)
{
void *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
int err;
out = kzalloc(outlen, GFP_KERNEL);
if (!out)
return -ENOMEM;
err = mlx5_query_nic_vport_context(mdev, 0, out, outlen);
if (err)
goto done;
if (selection == MLX5_LOCAL_MC_LB)
*value = MLX5_GET(query_nic_vport_context_out, out,
nic_vport_context.disable_mc_local_lb);
else
*value = MLX5_GET(query_nic_vport_context_out, out,
nic_vport_context.disable_uc_local_lb);
done:
kfree(out);
return err;
}
EXPORT_SYMBOL_GPL(mlx5_nic_vport_query_local_lb);
int mlx5_query_vport_counter(struct mlx5_core_dev *dev,
u8 port_num, u16 vport_num,
void *out, int out_size)

10
sys/dev/mlx5/vport.h
View File

@ -41,7 +41,17 @@ int mlx5_vport_query_q_counter(struct mlx5_core_dev *mdev,
int mlx5_vport_query_out_of_rx_buffer(struct mlx5_core_dev *mdev,
u16 counter_set_id,
u32 *out_of_rx_buffer);
enum mlx5_local_lb_selection {
MLX5_LOCAL_MC_LB,
MLX5_LOCAL_UC_LB
};
int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 *value);
int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 value);
u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport);
u8 mlx5_query_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
u16 vport);