net/ice/base: add some helper macros

[dpdk.git] / drivers / net / netvsc / hn_rndis.c

diff --git a/drivers/net/netvsc/hn_rndis.c b/drivers/net/netvsc/hn_rndis.c
index e0ea732..0134ecb 100644 (file)
--- a/drivers/net/netvsc/hn_rndis.c
+++ b/drivers/net/netvsc/hn_rndis.c
@@ -913,6 +913,37 @@ int hn_rndis_get_offload(struct hn_data *hv,
        return 0;
 }
 
+uint32_t
+hn_rndis_get_ptypes(struct hn_data *hv)
+{
+       struct ndis_offload hwcaps;
+       uint32_t ptypes;
+       int error;
+
+       memset(&hwcaps, 0, sizeof(hwcaps));
+
+       error = hn_rndis_query_hwcaps(hv, &hwcaps);
+       if (error) {
+               PMD_DRV_LOG(ERR, "hwcaps query failed: %d", error);
+               return RTE_PTYPE_L2_ETHER;
+       }
+
+       ptypes = RTE_PTYPE_L2_ETHER;
+
+       if (hwcaps.ndis_csum.ndis_ip4_rxcsum & NDIS_RXCSUM_CAP_IP4)
+               ptypes |= RTE_PTYPE_L3_IPV4;
+
+       if ((hwcaps.ndis_csum.ndis_ip4_rxcsum & NDIS_RXCSUM_CAP_TCP4) ||
+           (hwcaps.ndis_csum.ndis_ip6_rxcsum & NDIS_RXCSUM_CAP_TCP6))
+               ptypes |= RTE_PTYPE_L4_TCP;
+
+       if ((hwcaps.ndis_csum.ndis_ip4_rxcsum & NDIS_RXCSUM_CAP_UDP4) ||
+           (hwcaps.ndis_csum.ndis_ip6_rxcsum & NDIS_RXCSUM_CAP_UDP6))
+               ptypes |= RTE_PTYPE_L4_UDP;
+
+       return ptypes;
+}
+
 int
 hn_rndis_set_rxfilter(struct hn_data *hv, uint32_t filter)
 {