On 03/23/2017 07:19 AM, Pavel Belous wrote:
> From: Pavel Belous <pavel.bel...@aquantia.com>
>
> In order for the checksum offloads to work correctly we need to set the
> packet type bit (TCP/UDP) in the TX context buffer.
>
> Fixes: 97bde5c4f909 ("net: ethernet: aquantia: Support for NIC-specific code")
>
> Signed-off-by: Pavel Belous <pavel.bel...@aquantia.com>
> ---
> drivers/net/ethernet/aquantia/atlantic/aq_nic.c | 20 ++++++++++++++++----
> 1 file changed, 16 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> index ee78444..db2b51d 100644
> --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> @@ -510,10 +510,22 @@ static unsigned int aq_nic_map_skb(struct aq_nic_s
> *self,
> if (skb->ip_summed == CHECKSUM_PARTIAL) {
> dx_buff->is_ip_cso = (htons(ETH_P_IP) == skb->protocol) ?
> 1U : 0U;
> - dx_buff->is_tcp_cso =
> - (ip_hdr(skb)->protocol == IPPROTO_TCP) ? 1U : 0U;
> - dx_buff->is_udp_cso =
> - (ip_hdr(skb)->protocol == IPPROTO_UDP) ? 1U : 0U;
> +
> + if (ip_hdr(skb)->version == 4) {
> + dx_buff->is_tcp_cso =
> + (ip_hdr(skb)->protocol == IPPROTO_TCP) ?
> + 1U : 0U;
> + dx_buff->is_udp_cso =
> + (ip_hdr(skb)->protocol == IPPROTO_UDP) ?
> + 1U : 0U;
> + } else if (ip_hdr(skb)->version == 6) {
> + dx_buff->is_tcp_cso =
> + (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP) ?
> + 1U : 0U;
> + dx_buff->is_udp_cso =
> + (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP) ?
> + 1U : 0U;
> + }
> }
>
> for (; nr_frags--; ++frag_count) {
>
Fixes tcp/ipv6
Tested-by: David Arcari <darc...@redhat.com>
