#include <linux/ethtool.h>
#include <linux/netdevice.h>
#include <linux/mlx4/driver.h>
+#include <linux/mlx4/device.h>
#include <linux/in.h>
#include <net/ip.h>
/* port statistics */
"tso_packets",
+ "xmit_more",
"queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed",
"rx_csum_good", "rx_csum_none", "tx_chksum_offload",
return priv->pflags;
}
+static int mlx4_en_get_tunable(struct net_device *dev,
+ const struct ethtool_tunable *tuna,
+ void *data)
+{
+ const struct mlx4_en_priv *priv = netdev_priv(dev);
+ int ret = 0;
+
+ switch (tuna->id) {
+ case ETHTOOL_TX_COPYBREAK:
+ *(u32 *)data = priv->prof->inline_thold;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int mlx4_en_set_tunable(struct net_device *dev,
+ const struct ethtool_tunable *tuna,
+ const void *data)
+{
+ struct mlx4_en_priv *priv = netdev_priv(dev);
+ int val, ret = 0;
+
+ switch (tuna->id) {
+ case ETHTOOL_TX_COPYBREAK:
+ val = *(u32 *)data;
+ if (val < MIN_PKT_LEN || val > MAX_INLINE)
+ ret = -EINVAL;
+ else
+ priv->prof->inline_thold = val;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int mlx4_en_get_module_info(struct net_device *dev,
+ struct ethtool_modinfo *modinfo)
+{
+ struct mlx4_en_priv *priv = netdev_priv(dev);
+ struct mlx4_en_dev *mdev = priv->mdev;
+ int ret;
+ u8 data[4];
+
+ /* Read first 2 bytes to get Module & REV ID */
+ ret = mlx4_get_module_info(mdev->dev, priv->port,
+ 0/*offset*/, 2/*size*/, data);
+ if (ret < 2)
+ return -EIO;
+
+ switch (data[0] /* identifier */) {
+ case MLX4_MODULE_ID_QSFP:
+ modinfo->type = ETH_MODULE_SFF_8436;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
+ break;
+ case MLX4_MODULE_ID_QSFP_PLUS:
+ if (data[1] >= 0x3) { /* revision id */
+ modinfo->type = ETH_MODULE_SFF_8636;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
+ } else {
+ modinfo->type = ETH_MODULE_SFF_8436;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8436_LEN;
+ }
+ break;
+ case MLX4_MODULE_ID_QSFP28:
+ modinfo->type = ETH_MODULE_SFF_8636;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8636_LEN;
+ break;
+ case MLX4_MODULE_ID_SFP:
+ modinfo->type = ETH_MODULE_SFF_8472;
+ modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+ break;
+ default:
+ return -ENOSYS;
+ }
+
+ return 0;
+}
+
+static int mlx4_en_get_module_eeprom(struct net_device *dev,
+ struct ethtool_eeprom *ee,
+ u8 *data)
+{
+ struct mlx4_en_priv *priv = netdev_priv(dev);
+ struct mlx4_en_dev *mdev = priv->mdev;
+ int offset = ee->offset;
+ int i = 0, ret;
+
+ if (ee->len == 0)
+ return -EINVAL;
+
+ memset(data, 0, ee->len);
+
+ while (i < ee->len) {
+ en_dbg(DRV, priv,
+ "mlx4_get_module_info i(%d) offset(%d) len(%d)\n",
+ i, offset, ee->len - i);
+
+ ret = mlx4_get_module_info(mdev->dev, priv->port,
+ offset, ee->len - i, data + i);
+
+ if (!ret) /* Done reading */
+ return 0;
+
+ if (ret < 0) {
+ en_err(priv,
+ "mlx4_get_module_info i(%d) offset(%d) bytes_to_read(%d) - FAILED (0x%x)\n",
+ i, offset, ee->len - i, ret);
+ return 0;
+ }
+
+ i += ret;
+ offset += ret;
+ }
+ return 0;
+}
const struct ethtool_ops mlx4_en_ethtool_ops = {
.get_drvinfo = mlx4_en_get_drvinfo,
.get_ts_info = mlx4_en_get_ts_info,
.set_priv_flags = mlx4_en_set_priv_flags,
.get_priv_flags = mlx4_en_get_priv_flags,
+ .get_tunable = mlx4_en_get_tunable,
+ .set_tunable = mlx4_en_set_tunable,
+ .get_module_info = mlx4_en_get_module_info,
+ .get_module_eeprom = mlx4_en_get_module_eeprom
};