[dpdk-dev] [PATCH v4 6/7] net/i40e: return unknown speed in status

[Jeff Guo]

On 7/2/2020 9:21 PM, Ivan Dyukov wrote:
> rte_ethdev has declared new NUM_UNKNOWN speed which
> could be used in case when no speed information is available and
> link is up. NUM_NONE should be returned, if link is down.
>
> Signed-off-by: Ivan Dyukov <i.dyukov at samsung.com>
> ---
>   drivers/net/i40e/i40e_ethdev.c    |  5 ++++-
>   drivers/net/i40e/i40e_ethdev_vf.c | 10 +++++-----
>   2 files changed, 9 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index 749d85f54..d09b77674 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -2889,7 +2889,10 @@ update_link_aq(struct i40e_hw *hw, struct rte_eth_link *link,
>   		link->link_speed = ETH_SPEED_NUM_40G;
>   		break;
>   	default:
> -		link->link_speed = ETH_SPEED_NUM_NONE;
> +		if (link->link_status)
> +			link->link_speed = ETH_SPEED_NUM_UNKNOWN;
> +		else
> +			link->link_speed = ETH_SPEED_NUM_NONE;
>   		break;
>   	}
>   }
> diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
> index bb5d28a44..1da185485 100644
> --- a/drivers/net/i40e/i40e_ethdev_vf.c
> +++ b/drivers/net/i40e/i40e_ethdev_vf.c
> @@ -2165,15 +2165,15 @@ i40evf_dev_link_update(struct rte_eth_dev *dev,
>   		new_link.link_speed = ETH_SPEED_NUM_40G;
>   		break;
>   	default:
> -		new_link.link_speed = ETH_SPEED_NUM_NONE;
> +		if (vf->link_up)
> +			new_link.link_speed = ETH_SPEED_NUM_UNKNOWN;
> +		else
> +			new_link.link_speed = ETH_SPEED_NUM_NONE;
>   		break;
>   	}
>   	/* full duplex only */
>   	new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
> -	new_link.link_status = vf->link_up &&
> -				new_link.link_speed != ETH_SPEED_NUM_NONE
> -				? ETH_LINK_UP
> -				: ETH_LINK_DOWN;
> +	new_link.link_status = vf->link_up ? ETH_LINK_UP : ETH_LINK_DOWN;
>   	new_link.link_autoneg =
>   		!(dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED);
>   

Acked-by: Jeff Guo <jia.guo at intel.com <mailto:jia.guo at intel.com>>