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net/mlx5_core: Implement modify HCA vport command 

Implement the modify HCA vport commands used to modify the parameters of
virtual HCA's ports.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Eli Cohen 2016-03-11 22:58:41 +02:00 committed by Doug Ledford
parent 2a4826fe74
commit 1f324bff9b
3 changed files with 77 additions and 0 deletions
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6
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
View File

@ -407,6 +407,12 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op,
const char *mlx5_command_str(int command)
{
switch (command) {
case MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT:
return "QUERY_HCA_VPORT_CONTEXT";
case MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT:
return "MODIFY_HCA_VPORT_CONTEXT";
case MLX5_CMD_OP_QUERY_HCA_CAP:
return "QUERY_HCA_CAP";

67
drivers/net/ethernet/mellanox/mlx5/core/vport.c
View File

@ -891,3 +891,70 @@ free:
return err;
}
EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
u8 other_vport, u8 port_num,
int vf,
struct mlx5_hca_vport_context *req)
{
int in_sz = MLX5_ST_SZ_BYTES(modify_hca_vport_context_in);
u8 out[MLX5_ST_SZ_BYTES(modify_hca_vport_context_out)];
int is_group_manager;
void *in;
int err;
void *ctx;
mlx5_core_dbg(dev, "vf %d\n", vf);
is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
in = kzalloc(in_sz, GFP_KERNEL);
if (!in)
return -ENOMEM;
memset(out, 0, sizeof(out));
MLX5_SET(modify_hca_vport_context_in, in, opcode, MLX5_CMD_OP_MODIFY_HCA_VPORT_CONTEXT);
if (other_vport) {
if (is_group_manager) {
MLX5_SET(modify_hca_vport_context_in, in, other_vport, 1);
MLX5_SET(modify_hca_vport_context_in, in, vport_number, vf);
} else {
err = -EPERM;
goto ex;
}
}
if (MLX5_CAP_GEN(dev, num_ports) > 1)
MLX5_SET(modify_hca_vport_context_in, in, port_num, port_num);
ctx = MLX5_ADDR_OF(modify_hca_vport_context_in, in, hca_vport_context);
MLX5_SET(hca_vport_context, ctx, field_select, req->field_select);
MLX5_SET(hca_vport_context, ctx, sm_virt_aware, req->sm_virt_aware);
MLX5_SET(hca_vport_context, ctx, has_smi, req->has_smi);
MLX5_SET(hca_vport_context, ctx, has_raw, req->has_raw);
MLX5_SET(hca_vport_context, ctx, vport_state_policy, req->policy);
MLX5_SET(hca_vport_context, ctx, port_physical_state, req->phys_state);
MLX5_SET(hca_vport_context, ctx, vport_state, req->vport_state);
MLX5_SET64(hca_vport_context, ctx, port_guid, req->port_guid);
MLX5_SET64(hca_vport_context, ctx, node_guid, req->node_guid);
MLX5_SET(hca_vport_context, ctx, cap_mask1, req->cap_mask1);
MLX5_SET(hca_vport_context, ctx, cap_mask1_field_select, req->cap_mask1_perm);
MLX5_SET(hca_vport_context, ctx, cap_mask2, req->cap_mask2);
MLX5_SET(hca_vport_context, ctx, cap_mask2_field_select, req->cap_mask2_perm);
MLX5_SET(hca_vport_context, ctx, lid, req->lid);
MLX5_SET(hca_vport_context, ctx, init_type_reply, req->init_type_reply);
MLX5_SET(hca_vport_context, ctx, lmc, req->lmc);
MLX5_SET(hca_vport_context, ctx, subnet_timeout, req->subnet_timeout);
MLX5_SET(hca_vport_context, ctx, sm_lid, req->sm_lid);
MLX5_SET(hca_vport_context, ctx, sm_sl, req->sm_sl);
MLX5_SET(hca_vport_context, ctx, qkey_violation_counter, req->qkey_violation_counter);
MLX5_SET(hca_vport_context, ctx, pkey_violation_counter, req->pkey_violation_counter);
err = mlx5_cmd_exec(dev, in, in_sz, out, sizeof(out));
if (err)
goto ex;
err = mlx5_cmd_status_to_err_v2(out);
ex:
kfree(in);
return err;
}
EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context);

4
include/linux/mlx5/vport.h
View File

@ -95,5 +95,9 @@ int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev);
int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
int vf, u8 port_num, void *out,
size_t out_sz);
int mlx5_core_modify_hca_vport_context(struct mlx5_core_dev *dev,
u8 other_vport, u8 port_num,
int vf,
struct mlx5_hca_vport_context *req);
#endif /* __MLX5_VPORT_H__ */