net/dpaa2: support Rx packet parsing

[dpdk.git] / drivers / net / dpaa2 / dpaa2_rxtx.c

diff --git a/drivers/net/dpaa2/dpaa2_rxtx.c b/drivers/net/dpaa2/dpaa2_rxtx.c
index 25574c0..c1ea33a 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_rxtx.c
+++ b/drivers/net/dpaa2/dpaa2_rxtx.c
@@ -49,6 +49,88 @@
 #include <dpaa2_hw_mempool.h>
 
 #include "dpaa2_ethdev.h"
+#include "base/dpaa2_hw_dpni_annot.h"
+
+static inline uint32_t __attribute__((hot))
+dpaa2_dev_rx_parse(uint64_t hw_annot_addr)
+{
+       uint32_t pkt_type = RTE_PTYPE_UNKNOWN;
+       struct dpaa2_annot_hdr *annotation =
+                       (struct dpaa2_annot_hdr *)hw_annot_addr;
+
+       PMD_RX_LOG(DEBUG, "annotation = 0x%lx   ", annotation->word4);
+
+       if (BIT_ISSET_AT_POS(annotation->word3, L2_ARP_PRESENT)) {
+               pkt_type = RTE_PTYPE_L2_ETHER_ARP;
+               goto parse_done;
+       } else if (BIT_ISSET_AT_POS(annotation->word3, L2_ETH_MAC_PRESENT)) {
+               pkt_type = RTE_PTYPE_L2_ETHER;
+       } else {
+               goto parse_done;
+       }
+
+       if (BIT_ISSET_AT_POS(annotation->word4, L3_IPV4_1_PRESENT |
+                            L3_IPV4_N_PRESENT)) {
+               pkt_type |= RTE_PTYPE_L3_IPV4;
+               if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_OPT_PRESENT |
+                       L3_IP_N_OPT_PRESENT))
+                       pkt_type |= RTE_PTYPE_L3_IPV4_EXT;
+
+       } else if (BIT_ISSET_AT_POS(annotation->word4, L3_IPV6_1_PRESENT |
+                 L3_IPV6_N_PRESENT)) {
+               pkt_type |= RTE_PTYPE_L3_IPV6;
+               if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_OPT_PRESENT |
+                   L3_IP_N_OPT_PRESENT))
+                       pkt_type |= RTE_PTYPE_L3_IPV6_EXT;
+       } else {
+               goto parse_done;
+       }
+
+       if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_1_FIRST_FRAGMENT |
+           L3_IP_1_MORE_FRAGMENT |
+           L3_IP_N_FIRST_FRAGMENT |
+           L3_IP_N_MORE_FRAGMENT)) {
+               pkt_type |= RTE_PTYPE_L4_FRAG;
+               goto parse_done;
+       } else {
+               pkt_type |= RTE_PTYPE_L4_NONFRAG;
+       }
+
+       if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_UDP_PRESENT))
+               pkt_type |= RTE_PTYPE_L4_UDP;
+
+       else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_TCP_PRESENT))
+               pkt_type |= RTE_PTYPE_L4_TCP;
+
+       else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_SCTP_PRESENT))
+               pkt_type |= RTE_PTYPE_L4_SCTP;
+
+       else if (BIT_ISSET_AT_POS(annotation->word4, L3_PROTO_ICMP_PRESENT))
+               pkt_type |= RTE_PTYPE_L4_ICMP;
+
+       else if (BIT_ISSET_AT_POS(annotation->word4, L3_IP_UNKNOWN_PROTOCOL))
+               pkt_type |= RTE_PTYPE_UNKNOWN;
+
+parse_done:
+       return pkt_type;
+}
+
+static inline void __attribute__((hot))
+dpaa2_dev_rx_offload(uint64_t hw_annot_addr, struct rte_mbuf *mbuf)
+{
+       struct dpaa2_annot_hdr *annotation =
+               (struct dpaa2_annot_hdr *)hw_annot_addr;
+
+       if (BIT_ISSET_AT_POS(annotation->word3,
+                            L2_VLAN_1_PRESENT | L2_VLAN_N_PRESENT))
+               mbuf->ol_flags |= PKT_RX_VLAN_PKT;
+
+       if (BIT_ISSET_AT_POS(annotation->word8, DPAA2_ETH_FAS_L3CE))
+               mbuf->ol_flags |= PKT_RX_IP_CKSUM_BAD;
+
+       if (BIT_ISSET_AT_POS(annotation->word8, DPAA2_ETH_FAS_L4CE))
+               mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
+}
 
 static inline struct rte_mbuf *__attribute__((hot))
 eth_fd_to_mbuf(const struct qbman_fd *fd)
@@ -66,7 +148,14 @@ eth_fd_to_mbuf(const struct qbman_fd *fd)
        mbuf->data_len = DPAA2_GET_FD_LEN(fd);
        mbuf->pkt_len = mbuf->data_len;
 
-       mbuf->packet_type = RTE_PTYPE_L2_ETHER | RTE_PTYPE_L3_IPV4;
+       /* Parse the packet */
+       /* parse results are after the private - sw annotation area */
+       mbuf->packet_type = dpaa2_dev_rx_parse(
+                       (uint64_t)(DPAA2_GET_FD_ADDR(fd))
+                        + DPAA2_FD_PTA_SIZE);
+
+       dpaa2_dev_rx_offload((uint64_t)(DPAA2_GET_FD_ADDR(fd)) +
+                            DPAA2_FD_PTA_SIZE, mbuf);
 
        mbuf->next = NULL;
        rte_mbuf_refcnt_set(mbuf, 1);