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mlx5: Implement mlx5_nic_vport_update_local_lb()

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MFC after:	1 week
Sponsored by:	NVIDIA Networking
This commit is contained in:
Hans Petter Selasky 2022-02-01 16:20:15 +01:00
parent 5381f93647
commit c1b76119cb
4 changed files with 46 additions and 5 deletions
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38
sys/dev/mlx5/mlx5_core/mlx5_vport.c
View File

@ -1510,6 +1510,44 @@ int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,
}
EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);
int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable)
{
int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
void *in;
int err;
if (!MLX5_CAP_GEN(mdev, disable_local_lb_mc) &&
!MLX5_CAP_GEN(mdev, disable_local_lb_uc))
return 0;
in = kvzalloc(inlen, GFP_KERNEL);
if (!in)
return -ENOMEM;
MLX5_SET(modify_nic_vport_context_in, in,
nic_vport_context.disable_mc_local_lb, !enable);
MLX5_SET(modify_nic_vport_context_in, in,
nic_vport_context.disable_uc_local_lb, !enable);
if (MLX5_CAP_GEN(mdev, disable_local_lb_mc))
MLX5_SET(modify_nic_vport_context_in, in,
field_select.disable_mc_local_lb, 1);
if (MLX5_CAP_GEN(mdev, disable_local_lb_uc))
MLX5_SET(modify_nic_vport_context_in, in,
field_select.disable_uc_local_lb, 1);
err = mlx5_modify_nic_vport_context(mdev, in, inlen);
if (!err)
mlx5_core_dbg(mdev, "%s local_lb\n",
enable ? "enable" : "disable");
kvfree(in);
return err;
}
EXPORT_SYMBOL_GPL(mlx5_nic_vport_update_local_lb);
int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 value)

7
sys/dev/mlx5/mlx5_en/mlx5_en_ethtool.c
View File

@ -1233,7 +1233,7 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS)
priv->params_ethtool.mc_local_lb =
priv->params_ethtool.mc_local_lb ? 1 : 0;
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb)) {
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb_mc)) {
error = mlx5_nic_vport_modify_local_lb(priv->mdev,
MLX5_LOCAL_MC_LB, priv->params_ethtool.mc_local_lb);
} else {
@ -1245,7 +1245,7 @@ mlx5e_ethtool_handler(SYSCTL_HANDLER_ARGS)
priv->params_ethtool.uc_local_lb =
priv->params_ethtool.uc_local_lb ? 1 : 0;
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb)) {
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb_uc)) {
error = mlx5_nic_vport_modify_local_lb(priv->mdev,
MLX5_LOCAL_UC_LB, priv->params_ethtool.uc_local_lb);
} else {
@ -1446,7 +1446,8 @@ mlx5e_create_ethtool(struct mlx5e_priv *priv)
mlx5e_ethtool_sync_tx_completion_fact(priv);
/* get default values for local loopback, if any */
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb)) {
if (MLX5_CAP_GEN(priv->mdev, disable_local_lb_mc) ||
MLX5_CAP_GEN(priv->mdev, disable_local_lb_uc)) {
int err;
u8 val;

5
sys/dev/mlx5/mlx5_ifc.h
View File

@ -1342,8 +1342,9 @@ struct mlx5_ifc_cmd_hca_cap_bits {
u8 log_max_wq_sz[0x5];
u8 nic_vport_change_event[0x1];
u8 disable_local_lb[0x1];
u8 reserved_59[0x9];
u8 disable_local_lb_uc[0x1];
u8 disable_local_lb_mc[0x1];
u8 reserved_59[0x8];
u8 log_max_vlan_list[0x5];
u8 reserved_60[0x3];
u8 log_max_current_mc_list[0x5];

1
sys/dev/mlx5/vport.h
View File

@ -56,6 +56,7 @@ enum mlx5_local_lb_selection {
int mlx5_nic_vport_query_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 *value);
int mlx5_nic_vport_update_local_lb(struct mlx5_core_dev *mdev, bool enable);
int mlx5_nic_vport_modify_local_lb(struct mlx5_core_dev *mdev,
enum mlx5_local_lb_selection selection,
u8 value);