[dpdk-dev] [PATCH] net/mlx5: add Rx checksum offload flag return bad
Jiawei Zhu
17826875952 at 163.com
Mon Mar 22 16:46:06 CET 2021
From: Jiawei Zhu <zhujiawei12 at huawei.com>
When open the rx checksum offload and receive the wrong checksum,
add the ol_flags return bad. And it's not best to use multiplication
and division here.
Signed-off-by: Jiawei Zhu <zhujiawei12 at huawei.com>
---
drivers/net/mlx5/mlx5_rxtx.c | 17 ++++++++++-------
drivers/net/mlx5/mlx5_utils.h | 6 ------
2 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index e3ce9fd..9233af8 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -1325,13 +1325,16 @@ enum mlx5_txcmp_code {
uint32_t ol_flags = 0;
uint16_t flags = rte_be_to_cpu_16(cqe->hdr_type_etc);
- ol_flags =
- TRANSPOSE(flags,
- MLX5_CQE_RX_L3_HDR_VALID,
- PKT_RX_IP_CKSUM_GOOD) |
- TRANSPOSE(flags,
- MLX5_CQE_RX_L4_HDR_VALID,
- PKT_RX_L4_CKSUM_GOOD);
+ if (flags & MLX5_CQE_RX_L3_HDR_VALID)
+ ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ else
+ ol_flags |= PKT_RX_IP_CKSUM_BAD;
+
+ if (flags & MLX5_CQE_RX_L4_HDR_VALID)
+ ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+ else
+ ol_flags |= PKT_RX_IP_CKSUM_BAD;
+
return ol_flags;
}
diff --git a/drivers/net/mlx5/mlx5_utils.h b/drivers/net/mlx5/mlx5_utils.h
index 7a62187..2f71a23 100644
--- a/drivers/net/mlx5/mlx5_utils.h
+++ b/drivers/net/mlx5/mlx5_utils.h
@@ -44,12 +44,6 @@
#define NB_SEGS(m) ((m)->nb_segs)
#define PORT(m) ((m)->port)
-/* Transpose flags. Useful to convert IBV to DPDK flags. */
-#define TRANSPOSE(val, from, to) \
- (((from) >= (to)) ? \
- (((val) & (from)) / ((from) / (to))) : \
- (((val) & (from)) * ((to) / (from))))
-
/*
* For the case which data is linked with sequence increased index, the
* array table will be more efficiect than hash table once need to serarch
--
1.8.3.1
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