[dpdk-dev] [PATCH] net/i40e: fix VF testpmd startup failure issue

[Xing, Beilei]

> -----Original Message-----
> From: Li, Xiaoyun
> Sent: Friday, February 2, 2018 1:45 PM
> To: Xing, Beilei <beilei.xing at intel.com>
> Cc: dev at dpdk.org; Li, Xiaoyun <xiaoyun.li at intel.com>; stable at dpdk.org
> Subject: [PATCH] net/i40e: fix VF testpmd startup failure issue
> 
> New testpmd will get CRC strip offload from rx_offload_capa. I40evf cannot
> disable CRC strip. And in fact, it is enabled by PF. This patch solves the issue
> by adding CRC strip flag into rx_offload_capa in i40e and i40evf.
> 
> Fixes: 8b9bd0efe0b6 ("app/testpmd: disable Rx VLAN offloads by default")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Xiaoyun Li <xiaoyun.li at intel.com>
> ---
>  drivers/net/i40e/i40e_ethdev.c    | 3 ++-
>  drivers/net/i40e/i40e_ethdev_vf.c | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index 7e3d1a8..403831d 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -3083,7 +3083,8 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct
> rte_eth_dev_info *dev_info)
>  		DEV_RX_OFFLOAD_QINQ_STRIP |
>  		DEV_RX_OFFLOAD_IPV4_CKSUM |
>  		DEV_RX_OFFLOAD_UDP_CKSUM |
> -		DEV_RX_OFFLOAD_TCP_CKSUM;
> +		DEV_RX_OFFLOAD_TCP_CKSUM |
> +		DEV_RX_OFFLOAD_CRC_STRIP;
>  	dev_info->tx_offload_capa =
>  		DEV_TX_OFFLOAD_VLAN_INSERT |
>  		DEV_TX_OFFLOAD_QINQ_INSERT |
> diff --git a/drivers/net/i40e/i40e_ethdev_vf.c
> b/drivers/net/i40e/i40e_ethdev_vf.c
> index 57f7613..169e1b1 100644
> --- a/drivers/net/i40e/i40e_ethdev_vf.c
> +++ b/drivers/net/i40e/i40e_ethdev_vf.c
> @@ -2194,7 +2194,8 @@ i40evf_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info)
>  		DEV_RX_OFFLOAD_QINQ_STRIP |
>  		DEV_RX_OFFLOAD_IPV4_CKSUM |
>  		DEV_RX_OFFLOAD_UDP_CKSUM |
> -		DEV_RX_OFFLOAD_TCP_CKSUM;
> +		DEV_RX_OFFLOAD_TCP_CKSUM |
> +		DEV_RX_OFFLOAD_CRC_STRIP;
>  	dev_info->tx_offload_capa =
>  		DEV_TX_OFFLOAD_VLAN_INSERT |
>  		DEV_TX_OFFLOAD_QINQ_INSERT |
> --
> 2.7.4

Acked-by: Beilei Xing <beilei.xing at intel.com>, thanks.