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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: Gal Pressman <galp@mellanox.com>
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gal Pressman 2016-04-24 22:51:53 +03:00 committed by David S. Miller
parent 94cb1ebbaf
commit da54d24ec3
4 changed files with 45 additions and 0 deletions
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25
drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
View File

@ -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,
};

13
drivers/net/ethernet/mellanox/mlx5/core/port.c
View File

@ -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)
{

1
include/linux/mlx5/driver.h
View File

@ -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 {

6
include/linux/mlx5/port.h
View File

@ -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);