diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2021-06-22 19:18:31 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-22 10:55:05 -0700 |
| commit | aff0824dc4d6ef5ee164c0e98e64d91731ca585b (patch) | |
| tree | c7e8a001a9e912d36aebd8bddbd2a607f2013ecf /drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | |
| parent | f84974e75f539a814a0a0caee62df7cff23eb072 (diff) | |
net: marvell: return csum computation result from mvneta_rx_csum/mvpp2_rx_csum
This is a preliminary patch to add hw csum hint support to
mvneta/mvpp2 xdp implementation
Tested-by: Matteo Croce <mcroce@linux.microsoft.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 8362e64a3b28..3135220a8942 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -3543,21 +3543,17 @@ static void mvpp2_rx_error(struct mvpp2_port *port, } /* Handle RX checksum offload */ -static void mvpp2_rx_csum(struct mvpp2_port *port, u32 status, - struct sk_buff *skb) +static int mvpp2_rx_csum(struct mvpp2_port *port, u32 status) { if (((status & MVPP2_RXD_L3_IP4) && !(status & MVPP2_RXD_IP4_HEADER_ERR)) || (status & MVPP2_RXD_L3_IP6)) if (((status & MVPP2_RXD_L4_UDP) || (status & MVPP2_RXD_L4_TCP)) && - (status & MVPP2_RXD_L4_CSUM_OK)) { - skb->csum = 0; - skb->ip_summed = CHECKSUM_UNNECESSARY; - return; - } + (status & MVPP2_RXD_L4_CSUM_OK)) + return CHECKSUM_UNNECESSARY; - skb->ip_summed = CHECKSUM_NONE; + return CHECKSUM_NONE; } /* Allocate a new skb and add it to BM pool */ @@ -4012,7 +4008,7 @@ static int mvpp2_rx(struct mvpp2_port *port, struct napi_struct *napi, skb_reserve(skb, MVPP2_MH_SIZE + MVPP2_SKB_HEADROOM); skb_put(skb, rx_bytes); - mvpp2_rx_csum(port, rx_status, skb); + skb->ip_summed = mvpp2_rx_csum(port, rx_status); skb->protocol = eth_type_trans(skb, dev); napi_gro_receive(napi, skb); |