[dpdk-dev,v3,2/3] i40e:support outer IPv4 checksum capability

Message ID 1418173403-30202-3-git-send-email-jijiang.liu@intel.com (mailing list archive)
State Superseded, archived
Headers

Commit Message

Jijiang Liu Dec. 10, 2014, 1:03 a.m. UTC
  The DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM flag is added in i40e capability set, which means the i40e supports TX checksum offload of tunneling packet.

Signed-off-by: Jijiang Liu <jijiang.liu@intel.com>
---
 lib/librte_pmd_i40e/i40e_ethdev.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
  

Comments

Olivier Matz Dec. 11, 2014, 10:34 a.m. UTC | #1
On 12/10/2014 02:03 AM, Jijiang Liu wrote:
> The DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM flag is added in i40e capability set, which means the i40e supports TX checksum offload of tunneling packet.
>
> Signed-off-by: Jijiang Liu <jijiang.liu@intel.com>
> ---
>   lib/librte_pmd_i40e/i40e_ethdev.c |    3 ++-
>   1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c b/lib/librte_pmd_i40e/i40e_ethdev.c
> index 87e750a..deddd0b 100644
> --- a/lib/librte_pmd_i40e/i40e_ethdev.c
> +++ b/lib/librte_pmd_i40e/i40e_ethdev.c
> @@ -1491,7 +1491,8 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
>   		DEV_TX_OFFLOAD_IPV4_CKSUM |
>   		DEV_TX_OFFLOAD_UDP_CKSUM |
>   		DEV_TX_OFFLOAD_TCP_CKSUM |
> -		DEV_TX_OFFLOAD_SCTP_CKSUM;
> +		DEV_TX_OFFLOAD_SCTP_CKSUM |
> +		DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
>   	dev_info->reta_size = pf->hash_lut_size;
>
>   	dev_info->default_rxconf = (struct rte_eth_rxconf) {
>

Acked-by: Olivier Matz <olivier.matz@6wind.com>
  

Patch

diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c b/lib/librte_pmd_i40e/i40e_ethdev.c
index 87e750a..deddd0b 100644
--- a/lib/librte_pmd_i40e/i40e_ethdev.c
+++ b/lib/librte_pmd_i40e/i40e_ethdev.c
@@ -1491,7 +1491,8 @@  i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 		DEV_TX_OFFLOAD_IPV4_CKSUM |
 		DEV_TX_OFFLOAD_UDP_CKSUM |
 		DEV_TX_OFFLOAD_TCP_CKSUM |
-		DEV_TX_OFFLOAD_SCTP_CKSUM;
+		DEV_TX_OFFLOAD_SCTP_CKSUM |
+		DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 	dev_info->reta_size = pf->hash_lut_size;
 
 	dev_info->default_rxconf = (struct rte_eth_rxconf) {