mbuf: use 2 bytes for port and nb segments
[dpdk.git] / app / test-pmd / csumonly.c
index da15185..5eaff9b 100644 (file)
@@ -70,6 +70,7 @@
 #include <rte_sctp.h>
 #include <rte_prefetch.h>
 #include <rte_string_fns.h>
+#include <rte_flow.h>
 #include "testpmd.h"
 
 #define IP_DEFTTL  64   /* from RFC 1340. */
@@ -111,15 +112,6 @@ struct simple_gre_hdr {
        uint16_t proto;
 } __attribute__((__packed__));
 
-static uint16_t
-get_psd_sum(void *l3_hdr, uint16_t ethertype, uint64_t ol_flags)
-{
-       if (ethertype == _htons(ETHER_TYPE_IPv4))
-               return rte_ipv4_phdr_cksum(l3_hdr, ol_flags);
-       else /* assume ethertype == ETHER_TYPE_IPv6 */
-               return rte_ipv6_phdr_cksum(l3_hdr, ol_flags);
-}
-
 static uint16_t
 get_udptcp_checksum(void *l3_hdr, void *l4_hdr, uint16_t ethertype)
 {
@@ -370,11 +362,9 @@ process_inner_cksums(void *l3_hdr, const struct testpmd_offload_info *info,
                /* do not recalculate udp cksum if it was 0 */
                if (udp_hdr->dgram_cksum != 0) {
                        udp_hdr->dgram_cksum = 0;
-                       if (testpmd_ol_flags & TESTPMD_TX_OFFLOAD_UDP_CKSUM) {
+                       if (testpmd_ol_flags & TESTPMD_TX_OFFLOAD_UDP_CKSUM)
                                ol_flags |= PKT_TX_UDP_CKSUM;
-                               udp_hdr->dgram_cksum = get_psd_sum(l3_hdr,
-                                       info->ethertype, ol_flags);
-                       } else {
+                       else {
                                udp_hdr->dgram_cksum =
                                        get_udptcp_checksum(l3_hdr, udp_hdr,
                                                info->ethertype);
@@ -383,15 +373,11 @@ process_inner_cksums(void *l3_hdr, const struct testpmd_offload_info *info,
        } else if (info->l4_proto == IPPROTO_TCP) {
                tcp_hdr = (struct tcp_hdr *)((char *)l3_hdr + info->l3_len);
                tcp_hdr->cksum = 0;
-               if (tso_segsz) {
+               if (tso_segsz)
                        ol_flags |= PKT_TX_TCP_SEG;
-                       tcp_hdr->cksum = get_psd_sum(l3_hdr, info->ethertype,
-                               ol_flags);
-               } else if (testpmd_ol_flags & TESTPMD_TX_OFFLOAD_TCP_CKSUM) {
+               else if (testpmd_ol_flags & TESTPMD_TX_OFFLOAD_TCP_CKSUM)
                        ol_flags |= PKT_TX_TCP_CKSUM;
-                       tcp_hdr->cksum = get_psd_sum(l3_hdr, info->ethertype,
-                               ol_flags);
-               } else {
+               else {
                        tcp_hdr->cksum =
                                get_udptcp_checksum(l3_hdr, tcp_hdr,
                                        info->ethertype);
@@ -597,7 +583,7 @@ pkt_copy_split(const struct rte_mbuf *pkt)
                rc = mbuf_copy_split(pkt, md, seglen, nb_seg);
                if (rc < 0)
                        RTE_LOG(ERR, USER1,
-                               "mbuf_copy_split for %p(len=%u, nb_seg=%hhu) "
+                               "mbuf_copy_split for %p(len=%u, nb_seg=%u) "
                                "into %u segments failed with error code: %d\n",
                                pkt, pkt->pkt_len, pkt->nb_segs, nb_seg, rc);
 
@@ -648,6 +634,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)
        void *l3_hdr = NULL, *outer_l3_hdr = NULL; /* can be IPv4 or IPv6 */
        uint16_t nb_rx;
        uint16_t nb_tx;
+       uint16_t nb_prep;
        uint16_t i;
        uint64_t rx_ol_flags, tx_ol_flags;
        uint16_t testpmd_ol_flags;
@@ -814,7 +801,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)
                        char buf[256];
 
                        printf("-----------------\n");
-                       printf("port=%u, mbuf=%p, pkt_len=%u, nb_segs=%hhu:\n",
+                       printf("port=%u, mbuf=%p, pkt_len=%u, nb_segs=%u:\n",
                                fs->rx_port, m, m->pkt_len, m->nb_segs);
                        /* dump rx parsed packet info */
                        rte_get_rx_ol_flag_list(rx_ol_flags, buf, sizeof(buf));
@@ -822,6 +809,8 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)
                                "l4_proto=%d l4_len=%d flags=%s\n",
                                info.l2_len, rte_be_to_cpu_16(info.ethertype),
                                info.l3_len, info.l4_proto, info.l4_len, buf);
+                       if (rx_ol_flags & PKT_RX_LRO)
+                               printf("rx: m->lro_segsz=%u\n", m->tso_segsz);
                        if (info.is_tunnel == 1)
                                printf("rx: outer_l2_len=%d outer_ethertype=%x "
                                        "outer_l3_len=%d\n", info.outer_l2_len,
@@ -855,7 +844,16 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)
                        printf("\n");
                }
        }
-       nb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, pkts_burst, nb_rx);
+
+       nb_prep = rte_eth_tx_prepare(fs->tx_port, fs->tx_queue,
+                       pkts_burst, nb_rx);
+       if (nb_prep != nb_rx)
+               printf("Preparing packet burst to transmit failed: %s\n",
+                               rte_strerror(rte_errno));
+
+       nb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, pkts_burst,
+                       nb_prep);
+
        /*
         * Retry if necessary
         */