[PATCH v2 20/20] net/txgbe: fix to enable Tx desc check

Zaiyu Wang zaiyuwang at trustnetic.com
Wed Apr 29 12:25:14 CEST 2026


Now lib security is enabled by default, and cannot be disabled if the
driver is intended to be used. So Tdm_desc_chk is always unable to enable.
Remove this restriction, and just enable the corresponding queue check.

Fixes: 0eabdfcd4af4 ("net/txgbe: enable Tx descriptor error interrupt")
Cc: stable at dpdk.org

Signed-off-by: Zaiyu Wang <zaiyuwang at trustnetic.com>
---
 drivers/net/txgbe/txgbe_rxtx.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/net/txgbe/txgbe_rxtx.c b/drivers/net/txgbe/txgbe_rxtx.c
index 956d1cbad8..2403aff920 100644
--- a/drivers/net/txgbe/txgbe_rxtx.c
+++ b/drivers/net/txgbe/txgbe_rxtx.c
@@ -4771,6 +4771,12 @@ txgbe_dev_tx_init(struct rte_eth_dev *dev)
 		wr32(hw, TXGBE_TXRP(txq->reg_idx), 0);
 		wr32(hw, TXGBE_TXWP(txq->reg_idx), 0);
 
+#ifdef RTE_LIBRTE_SECURITY
+		if (!(txq->using_ipsec))
+#endif
+			wr32m(hw, TXGBE_TDM_DESC_CHK(txq->reg_idx / 32),
+			      BIT(txq->reg_idx % 32), BIT(txq->reg_idx % 32));
+
 		if (txq->headwb_mem) {
 			uint32_t txdctl;
 
@@ -4788,11 +4794,6 @@ txgbe_dev_tx_init(struct rte_eth_dev *dev)
 		}
 	}
 
-#ifndef RTE_LIB_SECURITY
-	for (i = 0; i < 4; i++)
-		wr32(hw, TXGBE_TDM_DESC_CHK(i), 0xFFFFFFFF);
-#endif
-
 	/* Device configured with multiple TX queues. */
 	txgbe_dev_mq_tx_configure(dev);
 }
-- 
2.21.0.windows.1



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