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net/mlx5: support getting MTU on Windows

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This commit implements API mlx5_get_mtu(). It returns the MTU size as
saved in the device context since its creation.

Signed-off-by: Tal Shnaiderman <talshn@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
This commit is contained in:
Tal Shnaiderman 2020-12-28 14:32:39 +02:00 committed by Ferruh Yigit
parent 99d7c45cf8
commit 07cae8ffab
1 changed files with 27 additions and 0 deletions
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27
drivers/net/mlx5/windows/mlx5_ethdev_os.c
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@ -43,6 +43,33 @@ mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN])
return 0;
}
/**
* Get device MTU.
*
* @param dev
* Pointer to Ethernet device.
* @param[out] mtu
* MTU value output buffer.
*
* @return
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
mlx5_get_mtu(struct rte_eth_dev *dev, uint16_t *mtu)
{
struct mlx5_priv *priv;
mlx5_context_st *context_obj;
if (!dev) {
rte_errno = EINVAL;
return -rte_errno;
}
priv = dev->data->dev_private;
context_obj = (mlx5_context_st *)priv->sh->ctx;
*mtu = context_obj->mlx5_dev.mtu_bytes;
return 0;
}
/**
* Set device MTU.
*