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Commit da54d24e authored by Gal Pressman's avatar Gal Pressman Committed by David S. Miller
Browse files

net/mlx5e: Add ethtool support for interface identify (LED blinking) 



Add the needed hardware command and mlx5_ifc structs for managing LED
control.
Add set_phys_id ethtool callback to support ethtool -p flag.

Signed-off-by: default avatarGal Pressman <galp@mellanox.com>
Signed-off-by: default avatarEugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 94cb1ebb

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

+25 −0
Original line number Diff line number Diff line
@@ -1135,6 +1135,30 @@ static int mlx5e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 
	return mlx5_set_port_wol(mdev, mlx5_wol_mode);

}



static int mlx5e_set_phys_id(struct net_device *dev,

			     enum ethtool_phys_id_state state)

{

	struct mlx5e_priv *priv = netdev_priv(dev);

	struct mlx5_core_dev *mdev = priv->mdev;

	u16 beacon_duration;



	if (!MLX5_CAP_GEN(mdev, beacon_led))

		return -EOPNOTSUPP;



	switch (state) {

	case ETHTOOL_ID_ACTIVE:

		beacon_duration = MLX5_BEACON_DURATION_INF;

		break;

	case ETHTOOL_ID_INACTIVE:

		beacon_duration = MLX5_BEACON_DURATION_OFF;

		break;

	default:

		return -EOPNOTSUPP;

	}



	return mlx5_set_port_beacon(mdev, beacon_duration);

}



const struct ethtool_ops mlx5e_ethtool_ops = {

	.get_drvinfo       = mlx5e_get_drvinfo,

	.get_link          = ethtool_op_get_link,
@@ -1159,6 +1183,7 @@ const struct ethtool_ops mlx5e_ethtool_ops = { 
	.get_pauseparam    = mlx5e_get_pauseparam,

	.set_pauseparam    = mlx5e_set_pauseparam,

	.get_ts_info       = mlx5e_get_ts_info,

	.set_phys_id       = mlx5e_set_phys_id,

	.get_wol	   = mlx5e_get_wol,

	.set_wol	   = mlx5e_set_wol,

};

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

+13 −0
Original line number Diff line number Diff line
@@ -115,6 +115,19 @@ int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys, 
}

EXPORT_SYMBOL_GPL(mlx5_query_port_ptys);



int mlx5_set_port_beacon(struct mlx5_core_dev *dev, u16 beacon_duration)

{

	u32 out[MLX5_ST_SZ_DW(mlcr_reg)];

	u32 in[MLX5_ST_SZ_DW(mlcr_reg)];



	memset(in, 0, sizeof(in));

	MLX5_SET(mlcr_reg, in, local_port, 1);

	MLX5_SET(mlcr_reg, in, beacon_duration, beacon_duration);



	return mlx5_core_access_reg(dev, in, sizeof(in), out,

				    sizeof(out), MLX5_REG_MLCR, 0, 1);

}



int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev,

			      u32 *proto_cap, int proto_mask)

{

include/linux/mlx5/driver.h

+1 −0
Original line number Diff line number Diff line
@@ -116,6 +116,7 @@ enum { 
	MLX5_REG_PMLP		 = 0, /* TBD */

	MLX5_REG_NODE_DESC	 = 0x6001,

	MLX5_REG_HOST_ENDIANNESS = 0x7004,

	MLX5_REG_MLCR		 = 0x902b,

};



enum {

include/linux/mlx5/port.h

+6 −0
Original line number Diff line number Diff line
@@ -35,6 +35,11 @@ 


#include <linux/mlx5/driver.h>



enum mlx5_beacon_duration {

	MLX5_BEACON_DURATION_OFF = 0x0,

	MLX5_BEACON_DURATION_INF = 0xffff,

};



int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps);

int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys,

			 int ptys_size, int proto_mask, u8 local_port);
@@ -53,6 +58,7 @@ int mlx5_set_port_admin_status(struct mlx5_core_dev *dev, 
			       enum mlx5_port_status status);

int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,

				 enum mlx5_port_status *status);

int mlx5_set_port_beacon(struct mlx5_core_dev *dev, u16 beacon_duration);



int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu, u8 port);

void mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu, u8 port);