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From: Yongseok Koh <yskoh@mellanox.com>
To: wenzhuo.lu@intel.com, jingjing.wu@intel.com, adrien.mazarguil@6wind.com,
nelio.laranjeiro@6wind.com, olivier.matz@6wind.com
Cc: dev@dpdk.org,
Yongseok Koh <yskoh@mellanox.com>
Date: Mon, 2 Apr 2018 11:50:04 -0700
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Subject: [dpdk-dev] [PATCH v2 2/6] net/mlx5: separate filling Rx flags
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Filling in fields of mbuf becomes a separate inline function so that this
can be reused.
Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
---
drivers/net/mlx5/mlx5_rxtx.c | 84 +++++++++++++++++++++++++++-----------------
1 file changed, 51 insertions(+), 33 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index d1292aa27..461d7bdf6 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -43,6 +43,10 @@ mlx5_rx_poll_len(struct mlx5_rxq_data *rxq, volatile struct mlx5_cqe *cqe,
static __rte_always_inline uint32_t
rxq_cq_to_ol_flags(struct mlx5_rxq_data *rxq, volatile struct mlx5_cqe *cqe);
+static __rte_always_inline void
+rxq_cq_to_mbuf(struct mlx5_rxq_data *rxq, struct rte_mbuf *pkt,
+ volatile struct mlx5_cqe *cqe, uint32_t rss_hash_res);
+
uint32_t mlx5_ptype_table[] __rte_cache_aligned = {
[0xff] = RTE_PTYPE_ALL_MASK, /* Last entry for errored packet. */
};
@@ -1761,6 +1765,52 @@ rxq_cq_to_ol_flags(struct mlx5_rxq_data *rxq, volatile struct mlx5_cqe *cqe)
}
/**
+ * Fill in mbuf fields from RX completion flags.
+ * Note that pkt->ol_flags should be initialized outside of this function.
+ *
+ * @param rxq
+ * Pointer to RX queue.
+ * @param pkt
+ * mbuf to fill.
+ * @param cqe
+ * CQE to process.
+ * @param rss_hash_res
+ * Packet RSS Hash result.
+ */
+static inline void
+rxq_cq_to_mbuf(struct mlx5_rxq_data *rxq, struct rte_mbuf *pkt,
+ volatile struct mlx5_cqe *cqe, uint32_t rss_hash_res)
+{
+ /* Update packet information. */
+ pkt->packet_type = rxq_cq_to_pkt_type(cqe);
+ if (rss_hash_res && rxq->rss_hash) {
+ pkt->hash.rss = rss_hash_res;
+ pkt->ol_flags |= PKT_RX_RSS_HASH;
+ }
+ if (rxq->mark && MLX5_FLOW_MARK_IS_VALID(cqe->sop_drop_qpn)) {
+ pkt->ol_flags |= PKT_RX_FDIR;
+ if (cqe->sop_drop_qpn !=
+ rte_cpu_to_be_32(MLX5_FLOW_MARK_DEFAULT)) {
+ uint32_t mark = cqe->sop_drop_qpn;
+
+ pkt->ol_flags |= PKT_RX_FDIR_ID;
+ pkt->hash.fdir.hi = mlx5_flow_mark_get(mark);
+ }
+ }
+ if (rxq->csum | rxq->csum_l2tun)
+ pkt->ol_flags |= rxq_cq_to_ol_flags(rxq, cqe);
+ if (rxq->vlan_strip &&
+ (cqe->hdr_type_etc & rte_cpu_to_be_16(MLX5_CQE_VLAN_STRIPPED))) {
+ pkt->ol_flags |= PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED;
+ pkt->vlan_tci = rte_be_to_cpu_16(cqe->vlan_info);
+ }
+ if (rxq->hw_timestamp) {
+ pkt->timestamp = rte_be_to_cpu_64(cqe->timestamp);
+ pkt->ol_flags |= PKT_RX_TIMESTAMP;
+ }
+}
+
+/**
* DPDK callback for RX.
*
* @param dpdk_rxq
@@ -1836,40 +1886,8 @@ mlx5_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n)
}
pkt = seg;
assert(len >= (rxq->crc_present << 2));
- /* Update packet information. */
- pkt->packet_type = rxq_cq_to_pkt_type(cqe);
pkt->ol_flags = 0;
- if (rss_hash_res && rxq->rss_hash) {
- pkt->hash.rss = rss_hash_res;
- pkt->ol_flags = PKT_RX_RSS_HASH;
- }
- if (rxq->mark &&
- MLX5_FLOW_MARK_IS_VALID(cqe->sop_drop_qpn)) {
- pkt->ol_flags |= PKT_RX_FDIR;
- if (cqe->sop_drop_qpn !=
- rte_cpu_to_be_32(MLX5_FLOW_MARK_DEFAULT)) {
- uint32_t mark = cqe->sop_drop_qpn;
-
- pkt->ol_flags |= PKT_RX_FDIR_ID;
- pkt->hash.fdir.hi =
- mlx5_flow_mark_get(mark);
- }
- }
- if (rxq->csum | rxq->csum_l2tun)
- pkt->ol_flags |= rxq_cq_to_ol_flags(rxq, cqe);
- if (rxq->vlan_strip &&
- (cqe->hdr_type_etc &
- rte_cpu_to_be_16(MLX5_CQE_VLAN_STRIPPED))) {
- pkt->ol_flags |= PKT_RX_VLAN |
- PKT_RX_VLAN_STRIPPED;
- pkt->vlan_tci =
- rte_be_to_cpu_16(cqe->vlan_info);
- }
- if (rxq->hw_timestamp) {
- pkt->timestamp =
- rte_be_to_cpu_64(cqe->timestamp);
- pkt->ol_flags |= PKT_RX_TIMESTAMP;
- }
+ rxq_cq_to_mbuf(rxq, pkt, cqe, rss_hash_res);
if (rxq->crc_present)
len -= ETHER_CRC_LEN;
PKT_LEN(pkt) = len;
--
2.11.0