#include <rte_mbuf.h>
#include <rte_ethdev.h>
+#define NFB_TIMESTAMP_FLAG (1 << 0)
+
struct ndp_rx_queue {
struct nfb_device *nfb; /* nfb dev structure */
struct ndp_queue *queue; /* rx queue */
uint16_t rx_queue_id; /* index */
uint8_t in_port; /* port */
+ uint8_t flags; /* setup flags */
struct rte_mempool *mb_pool; /* memory pool to allocate packets */
uint16_t buf_size; /* mbuf size */
uint16_t nb_pkts)
{
struct ndp_rx_queue *ndp = queue;
+ uint8_t timestamping_enabled;
uint16_t packet_size;
uint64_t num_bytes = 0;
uint16_t num_rx;
return 0;
}
+ timestamping_enabled = ndp->flags & NFB_TIMESTAMP_FLAG;
+
/* returns either all or nothing */
i = rte_pktmbuf_alloc_bulk(ndp->mb_pool, mbufs, nb_pkts);
if (unlikely(i != 0))
mbuf->pkt_len = packet_size;
mbuf->port = ndp->in_port;
+ mbuf->ol_flags = 0;
+
+ if (timestamping_enabled) {
+ /* nanoseconds */
+ mbuf->timestamp =
+ rte_le_to_cpu_32(*((uint32_t *)
+ (packets[i].header + 4)));
+ mbuf->timestamp <<= 32;
+ /* seconds */
+ mbuf->timestamp |=
+ rte_le_to_cpu_32(*((uint32_t *)
+ (packets[i].header + 8)));
+ mbuf->ol_flags |= PKT_RX_TIMESTAMP;
+ }
+
bufs[num_rx++] = mbuf;
num_bytes += packet_size;
} else {