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Commit 5da8bc3e authored by Inbar Karmy's avatar Inbar Karmy Committed by Saeed Mahameed
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net/mlx5e: DCBNL, Add debug messages log 



Add debug print when changing the configuration of QoS through dcbnl.
Use ethtool -s <devname> msglvl hw on/off to toggle debug messages.

Signed-off-by: default avatarInbar Karmy <inbark@mellanox.com>
Reviewed-by: default avatarGal Pressman <galp@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 79c48764

drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c

+23 −1
Original line number Diff line number Diff line
@@ -241,7 +241,7 @@ int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets) 
	u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS];

	u8 tc_group[IEEE_8021QAZ_MAX_TCS];

	int max_tc = mlx5_max_tc(mdev);

	int err;

	int err, i;



	mlx5e_build_tc_group(ets, tc_group, max_tc);

	mlx5e_build_tc_tx_bw(ets, tc_tx_bw, tc_group, max_tc);
@@ -260,6 +260,14 @@ int mlx5e_dcbnl_ieee_setets_core(struct mlx5e_priv *priv, struct ieee_ets *ets) 
		return err;



	memcpy(priv->dcbx.tc_tsa, ets->tc_tsa, sizeof(ets->tc_tsa));



	for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {

		mlx5e_dbg(HW, priv, "%s: prio_%d <=> tc_%d\n",

			  __func__, i, ets->prio_tc[i]);

		mlx5e_dbg(HW, priv, "%s: tc_%d <=> tx_bw_%d%%, group_%d\n",

			  __func__, i, tc_tx_bw[i], tc_group[i]);

	}



	return err;

}
@@ -345,6 +353,11 @@ static int mlx5e_dcbnl_ieee_setpfc(struct net_device *dev, 
	ret = mlx5_set_port_pfc(mdev, pfc->pfc_en, pfc->pfc_en);

	mlx5_toggle_port_link(mdev);



	if (!ret) {

		mlx5e_dbg(HW, priv,

			  "%s: PFC per priority bit mask: 0x%x\n",

			  __func__, pfc->pfc_en);

	}

	return ret;

}
@@ -560,6 +573,11 @@ static int mlx5e_dcbnl_ieee_setmaxrate(struct net_device *netdev, 
		}

	}



	for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) {

		mlx5e_dbg(HW, priv, "%s: tc_%d <=> max_bw %d Gbps\n",

			  __func__, i, max_bw_value[i]);

	}



	return mlx5_modify_port_ets_rate_limit(mdev, max_bw_value, max_bw_unit);

}
@@ -585,6 +603,10 @@ static u8 mlx5e_dcbnl_setall(struct net_device *netdev) 
		ets.tc_rx_bw[i] = cee_cfg->pg_bw_pct[i];

		ets.tc_tsa[i]   = IEEE_8021QAZ_TSA_ETS;

		ets.prio_tc[i]  = cee_cfg->prio_to_pg_map[i];

		mlx5e_dbg(HW, priv,

			  "%s: Priority group %d: tx_bw %d, rx_bw %d, prio_tc %d\n",

			  __func__, i, ets.tc_tx_bw[i], ets.tc_rx_bw[i],

			  ets.prio_tc[i]);

	}



	err = mlx5e_dbcnl_validate_ets(netdev, &ets);