[PATCH v1] net/idpf: fix datapath function configuration

[PATCH v1] net/idpf: fix datapath function configuration

[Wenjun Wu]

Vector datapath is not support any advanced features for now, so disable
vector path if TX checksum offload or RX scatter is enabled.

Fixes: e528d7c74819 ("common/idpf: add AVX512 data path for split queue model")

Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
---
 drivers/net/idpf/idpf_rxtx_vec_common.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/idpf/idpf_rxtx_vec_common.h b/drivers/net/idpf/idpf_rxtx_vec_common.h
index 9bb4ce62f8..2787d27616 100644
--- a/drivers/net/idpf/idpf_rxtx_vec_common.h
+++ b/drivers/net/idpf/idpf_rxtx_vec_common.h
@@ -25,7 +25,11 @@
 		RTE_ETH_RX_OFFLOAD_TIMESTAMP)
 #define IDPF_TX_NO_VECTOR_FLAGS (		\
 		RTE_ETH_TX_OFFLOAD_TCP_TSO |	\
-		RTE_ETH_TX_OFFLOAD_MULTI_SEGS)
+		RTE_ETH_TX_OFFLOAD_MULTI_SEGS |	\
+		RTE_ETH_TX_OFFLOAD_IPV4_CKSUM |		\
+		RTE_ETH_TX_OFFLOAD_SCTP_CKSUM |		\
+		RTE_ETH_TX_OFFLOAD_UDP_CKSUM |	\
+		RTE_ETH_TX_OFFLOAD_TCP_CKSUM)
 
 static inline int
 idpf_rx_vec_queue_default(struct idpf_rx_queue *rxq)
@@ -80,6 +84,9 @@ idpf_rx_vec_dev_check_default(struct rte_eth_dev *dev)
 	struct idpf_rx_queue *rxq;
 	int i, default_ret, splitq_ret, ret = IDPF_SCALAR_PATH;
 
+	if (dev->data->scattered_rx)
+		return IDPF_SCALAR_PATH;
+
 	for (i = 0; i < dev->data->nb_rx_queues; i++) {
 		rxq = dev->data->rx_queues[i];
 		default_ret = idpf_rx_vec_queue_default(rxq);
-- 
2.34.1

RE: [PATCH v1] net/idpf: fix datapath function configuration

[Zhang, Qi Z]

> -----Original Message-----
> From: Wu, Wenjun1 <wenjun1.wu@intel.com>
> Sent: Monday, February 27, 2023 1:37 PM
> To: dev@dpdk.org; Wu, Jingjing <jingjing.wu@intel.com>; Xing, Beilei
> <beilei.xing@intel.com>; Zhang, Qi Z <qi.z.zhang@intel.com>
> Cc: Wu, Wenjun1 <wenjun1.wu@intel.com>
> Subject: [PATCH v1] net/idpf: fix datapath function configuration
> 
> Vector datapath is not support any advanced features for now, so disable
> vector path if TX checksum offload or RX scatter is enabled.
> 
> Fixes: e528d7c74819 ("common/idpf: add AVX512 data path for split queue
> model")
> 
> Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>

Acked-by: Qi Zhang <qi.z.zhang@intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi