int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
u64 *node_guid)
{
struct mlx5_hca_vport_context *rep;
int err;
rep = kzalloc(sizeof(*rep), GFP_KERNEL);
if (!rep)
return -ENOMEM;
err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
if (!err)
*node_guid = rep->node_guid;
kfree(rep);
return err;
}
int mlx5_query_hca_vport_state(struct mlx5_core_dev *dev, u8 *vport_state)
{
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
int err;
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
err = mlx5_query_hca_vport_context(dev, 1, 0, out, outlen);
if (err)
goto out;
*vport_state = MLX5_GET(query_hca_vport_context_out, out,
hca_vport_context.vport_state);
out:
kvfree(out);
return err;
}
int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
{
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
int err;
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
err = mlx5_query_hca_vport_context(mdev, 1, 0, out, outlen);
if (err)
goto out;
*node_guid = MLX5_GET64(query_hca_vport_context_out, out,
hca_vport_context.node_guid);
out:
kvfree(out);
return err;
}
static int mlx5_query_hca_min_wqe_header(struct mlx5_core_dev *mdev,
int *min_header)
{
u32 *out;
u32 outlen = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
int err;
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
err = mlx5_query_hca_vport_context(mdev, 1, 0, out, outlen);
if (err)
goto out;
*min_header = MLX5_GET(query_hca_vport_context_out, out,
hca_vport_context.min_wqe_inline_mode);
out:
kvfree(out);
return err;
}
static int mlx5_query_hca_port(struct ib_device *ibdev, u8 port,
struct ib_port_attr *props)
{
struct mlx5_ib_dev *dev = to_mdev(ibdev);
struct mlx5_core_dev *mdev = dev->mdev;
struct mlx5_hca_vport_context *rep;
int max_mtu;
int oper_mtu;
int err;
u8 ib_link_width_oper;
u8 vl_hw_cap;
rep = kzalloc(sizeof(*rep), GFP_KERNEL);
if (!rep) {
err = -ENOMEM;
goto out;
}
memset(props, 0, sizeof(*props));
err = mlx5_query_hca_vport_context(mdev, 0, port, 0, rep);
if (err)
goto out;
props->lid = rep->lid;
props->lmc = rep->lmc;
props->sm_lid = rep->sm_lid;
props->sm_sl = rep->sm_sl;
props->state = rep->vport_state;
props->phys_state = rep->port_physical_state;
props->port_cap_flags = rep->cap_mask1;
props->gid_tbl_len = mlx5_get_gid_table_len(MLX5_CAP_GEN(mdev, gid_table_size));
props->max_msg_sz = 1 << MLX5_CAP_GEN(mdev, log_max_msg);
props->pkey_tbl_len = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(mdev, pkey_table_size));
props->bad_pkey_cntr = rep->pkey_violation_counter;
props->qkey_viol_cntr = rep->qkey_violation_counter;
props->subnet_timeout = rep->subnet_timeout;
props->init_type_reply = rep->init_type_reply;
err = mlx5_query_port_link_width_oper(mdev, &ib_link_width_oper, port);
if (err)
goto out;
err = translate_active_width(ibdev, ib_link_width_oper,
&props->active_width);
if (err)
goto out;
err = mlx5_query_port_proto_oper(mdev, &props->active_speed, MLX5_PTYS_IB,
port);
if (err)
goto out;
mlx5_query_port_max_mtu(mdev, &max_mtu, port);
props->max_mtu = mlx5_mtu_to_ib_mtu(max_mtu);
mlx5_query_port_oper_mtu(mdev, &oper_mtu, port);
props->active_mtu = mlx5_mtu_to_ib_mtu(oper_mtu);
err = mlx5_query_port_vl_hw_cap(mdev, &vl_hw_cap, port);
if (err)
goto out;
err = translate_max_vl_num(ibdev, vl_hw_cap,
&props->max_vl_num);
out:
kfree(rep);
return err;
}
