[dpdk-dev] [PATCH v2 6/7] i40e: support FD ID report and match counter for i40e flow director
Jingjing Wu
jingjing.wu at intel.com
Wed Aug 27 04:13:53 CEST 2014
support to get the fdir_match counter
support to set the FDIR flag and FD_ID reported in mbuf
Signed-off-by: jingjing.wu <jingjing.wu at intel.com>
Reviewed-by: Helin Zhang <helin.zhang at intel.com>
Reviewed-by: Jing Chen <jing.d.chen at intel.com>
Reviewed-by: Jijiang Liu <jijiang.liu at intel.com>
---
lib/librte_pmd_i40e/i40e_ethdev.c | 5 ++++
lib/librte_pmd_i40e/i40e_rxtx.c | 49 ++++++++++++++++++++++++++++++++++++++-
2 files changed, 53 insertions(+), 1 deletion(-)
diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c b/lib/librte_pmd_i40e/i40e_ethdev.c
index 10797ba..89b7eb7 100644
--- a/lib/librte_pmd_i40e/i40e_ethdev.c
+++ b/lib/librte_pmd_i40e/i40e_ethdev.c
@@ -1273,6 +1273,9 @@ i40e_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
I40E_GLPRT_PTC9522L(hw->port),
pf->offset_loaded, &os->tx_size_big,
&ns->tx_size_big);
+ i40e_stat_update_32(hw, I40E_GLQF_PCNT(pf->fdir.match_counter_index),
+ pf->offset_loaded,
+ &os->fd_sb_match, &ns->fd_sb_match);
/* GLPRT_MSPDC not supported */
/* GLPRT_XEC not supported */
@@ -1286,6 +1289,7 @@ i40e_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
stats->obytes = ns->eth.tx_bytes;
stats->oerrors = ns->eth.tx_errors;
stats->imcasts = ns->eth.rx_multicast;
+ stats->fdirmatch = ns->fd_sb_match;
if (pf->main_vsi)
i40e_update_vsi_stats(pf->main_vsi);
@@ -1351,6 +1355,7 @@ i40e_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
printf("mac_short_packet_dropped: %lu\n",
ns->mac_short_packet_dropped);
printf("checksum_error: %lu\n", ns->checksum_error);
+ printf("fdir_match: %lu\n", ns->fd_sb_match);
printf("***************** PF stats end ********************\n");
#endif /* RTE_LIBRTE_I40E_DEBUG_DRIVER */
}
diff --git a/lib/librte_pmd_i40e/i40e_rxtx.c b/lib/librte_pmd_i40e/i40e_rxtx.c
index 8bfbc8c..954385a 100644
--- a/lib/librte_pmd_i40e/i40e_rxtx.c
+++ b/lib/librte_pmd_i40e/i40e_rxtx.c
@@ -107,6 +107,10 @@ i40e_rxd_status_to_pkt_flags(uint64_t qword)
I40E_RX_DESC_FLTSTAT_RSS_HASH) ==
I40E_RX_DESC_FLTSTAT_RSS_HASH) ? PKT_RX_RSS_HASH : 0);
+ /* Check if FDIR Match */
+ flags |= (uint16_t)(qword & (1 << I40E_RX_DESC_STATUS_FLM_SHIFT) ?
+ PKT_RX_FDIR : 0);
+
return flags;
}
@@ -623,7 +627,22 @@ i40e_rx_scan_hw_ring(struct i40e_rx_queue *rxq)
mb->ol_flags = pkt_flags;
if (pkt_flags & PKT_RX_RSS_HASH)
mb->pkt.hash.rss = rte_le_to_cpu_32(\
- rxdp->wb.qword0.hi_dword.rss);
+ rxdp[j].wb.qword0.hi_dword.rss);
+ if (pkt_flags & PKT_RX_FDIR) {
+#ifdef RTE_LIBRTE_I40E_16BYTE_RX_DESC
+ if (((qword1 >> I40E_RX_DESC_STATUS_FLTSTAT_SHIFT) &
+ I40E_RX_DESC_FLTSTAT_RSS_HASH) ==
+ I40E_RX_DESC_FLTSTAT_RSV_FD_ID)
+ mb->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxdp[j].wb.qword0.hi_dword.fd);
+#else
+ if (((rxdp[j].wb.qword2.ext_status >>
+ I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT) &
+ 0x03) == 0x01)
+ mb->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxdp[j].wb.qword3.hi_dword.fd_id);
+#endif
+ }
}
for (j = 0; j < I40E_LOOK_AHEAD; j++)
@@ -861,6 +880,20 @@ i40e_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
if (pkt_flags & PKT_RX_RSS_HASH)
rxm->pkt.hash.rss =
rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.rss);
+ if (pkt_flags & PKT_RX_FDIR) {
+#ifdef RTE_LIBRTE_I40E_16BYTE_RX_DESC
+ if (((qword1 >> I40E_RX_DESC_STATUS_FLTSTAT_SHIFT) &
+ I40E_RX_DESC_FLTSTAT_RSS_HASH) ==
+ I40E_RX_DESC_FLTSTAT_RSV_FD_ID)
+ rxm->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.fd);
+#else
+ if (((rxd.wb.qword2.ext_status >> I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT) &
+ 0x03) == 0x01)
+ rxm->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxd.wb.qword3.hi_dword.fd_id);
+#endif
+ }
rx_pkts[nb_rx++] = rxm;
}
@@ -1014,6 +1047,20 @@ i40e_recv_scattered_pkts(void *rx_queue,
if (pkt_flags & PKT_RX_RSS_HASH)
rxm->pkt.hash.rss =
rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.rss);
+ if (pkt_flags & PKT_RX_FDIR) {
+#ifdef RTE_LIBRTE_I40E_16BYTE_RX_DESC
+ if (((qword1 >> I40E_RX_DESC_STATUS_FLTSTAT_SHIFT) &
+ I40E_RX_DESC_FLTSTAT_RSS_HASH) ==
+ I40E_RX_DESC_FLTSTAT_RSV_FD_ID)
+ rxm->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxd.wb.qword0.hi_dword.fd);
+#else
+ if (((rxd.wb.qword2.ext_status >> I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT) &
+ 0x03) == 0x01)
+ rxm->pkt.hash.fdir.id = (uint16_t)
+ rte_le_to_cpu_32(rxd.wb.qword3.hi_dword.fd_id);
+#endif
+ }
/* Prefetch data of first segment, if configured to do so. */
rte_prefetch0(first_seg->pkt.data);
--
1.8.1.4
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