[dpdk-dev] [PATCH v5 05/14] fm10k: add func to do Vector RX condition check
Chen Jing D(Mark)
jing.d.chen at intel.com
Fri Oct 30 09:02:58 CET 2015
From: "Chen Jing D(Mark)" <jing.d.chen at intel.com>
Add func fm10k_rx_vec_condition_check to check if Vector RX
func can be applied.
Signed-off-by: Chen Jing D(Mark) <jing.d.chen at intel.com>
---
drivers/net/fm10k/fm10k.h | 1 +
drivers/net/fm10k/fm10k_rxtx_vec.c | 31 +++++++++++++++++++++++++++++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/drivers/net/fm10k/fm10k.h b/drivers/net/fm10k/fm10k.h
index 96b30a7..6c1c698 100644
--- a/drivers/net/fm10k/fm10k.h
+++ b/drivers/net/fm10k/fm10k.h
@@ -329,5 +329,6 @@ uint16_t fm10k_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts);
int fm10k_rxq_vec_setup(struct fm10k_rx_queue *rxq);
+int fm10k_rx_vec_condition_check(struct rte_eth_dev *);
uint16_t fm10k_recv_pkts_vec(void *, struct rte_mbuf **, uint16_t);
#endif
diff --git a/drivers/net/fm10k/fm10k_rxtx_vec.c b/drivers/net/fm10k/fm10k_rxtx_vec.c
index 9633f35..64036e3 100644
--- a/drivers/net/fm10k/fm10k_rxtx_vec.c
+++ b/drivers/net/fm10k/fm10k_rxtx_vec.c
@@ -172,6 +172,37 @@ fm10k_desc_to_pktype_v(__m128i descs[4], struct rte_mbuf **rx_pkts)
#endif
int __attribute__((cold))
+fm10k_rx_vec_condition_check(struct rte_eth_dev *dev)
+{
+#ifndef RTE_LIBRTE_IEEE1588
+ struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
+ struct rte_fdir_conf *fconf = &dev->data->dev_conf.fdir_conf;
+
+#ifndef RTE_FM10K_RX_OLFLAGS_ENABLE
+ /* whithout rx ol_flags, no VP flag report */
+ if (rxmode->hw_vlan_extend != 0)
+ return -1;
+#endif
+
+ /* no fdir support */
+ if (fconf->mode != RTE_FDIR_MODE_NONE)
+ return -1;
+
+ /* - no csum error report support
+ * - no header split support
+ */
+ if (rxmode->hw_ip_checksum == 1 ||
+ rxmode->header_split == 1)
+ return -1;
+
+ return 0;
+#else
+ RTE_SET_USED(dev);
+ return -1;
+#endif
+}
+
+int __attribute__((cold))
fm10k_rxq_vec_setup(struct fm10k_rx_queue *rxq)
{
uintptr_t p;
--
1.7.7.6
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