Commit ef918433 authored by Achiad Shochat's avatar Achiad Shochat Committed by David S. Miller

net/mlx5e: Support DCBNL IEEE PFC

Implement the set/get DCBNL IEEE PFC callbacks.
Signed-off-by: default avatarAchiad Shochat <achiad@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 08fb1dac
...@@ -166,6 +166,43 @@ static int mlx5e_dcbnl_ieee_setets(struct net_device *netdev, ...@@ -166,6 +166,43 @@ static int mlx5e_dcbnl_ieee_setets(struct net_device *netdev,
return 0; return 0;
} }
static int mlx5e_dcbnl_ieee_getpfc(struct net_device *dev,
struct ieee_pfc *pfc)
{
struct mlx5e_priv *priv = netdev_priv(dev);
struct mlx5_core_dev *mdev = priv->mdev;
pfc->pfc_cap = mlx5_max_tc(mdev) + 1;
return mlx5_query_port_pfc(mdev, &pfc->pfc_en, NULL);
}
static int mlx5e_dcbnl_ieee_setpfc(struct net_device *dev,
struct ieee_pfc *pfc)
{
struct mlx5e_priv *priv = netdev_priv(dev);
struct mlx5_core_dev *mdev = priv->mdev;
enum mlx5_port_status ps;
u8 curr_pfc_en;
int ret;
mlx5_query_port_pfc(mdev, &curr_pfc_en, NULL);
if (pfc->pfc_en == curr_pfc_en)
return 0;
mlx5_query_port_admin_status(mdev, &ps);
if (ps == MLX5_PORT_UP)
mlx5_set_port_admin_status(mdev, MLX5_PORT_DOWN);
ret = mlx5_set_port_pfc(mdev, pfc->pfc_en, pfc->pfc_en);
if (ps == MLX5_PORT_UP)
mlx5_set_port_admin_status(mdev, MLX5_PORT_UP);
return ret;
}
static u8 mlx5e_dcbnl_getdcbx(struct net_device *dev) static u8 mlx5e_dcbnl_getdcbx(struct net_device *dev)
{ {
return DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_IEEE; return DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_IEEE;
...@@ -185,6 +222,8 @@ static u8 mlx5e_dcbnl_setdcbx(struct net_device *dev, u8 mode) ...@@ -185,6 +222,8 @@ static u8 mlx5e_dcbnl_setdcbx(struct net_device *dev, u8 mode)
const struct dcbnl_rtnl_ops mlx5e_dcbnl_ops = { const struct dcbnl_rtnl_ops mlx5e_dcbnl_ops = {
.ieee_getets = mlx5e_dcbnl_ieee_getets, .ieee_getets = mlx5e_dcbnl_ieee_getets,
.ieee_setets = mlx5e_dcbnl_ieee_setets, .ieee_setets = mlx5e_dcbnl_ieee_setets,
.ieee_getpfc = mlx5e_dcbnl_ieee_getpfc,
.ieee_setpfc = mlx5e_dcbnl_ieee_setpfc,
.getdcbx = mlx5e_dcbnl_getdcbx, .getdcbx = mlx5e_dcbnl_getdcbx,
.setdcbx = mlx5e_dcbnl_setdcbx, .setdcbx = mlx5e_dcbnl_setdcbx,
}; };
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