The enetfec PMD currently supports only a single TX queue. This patch
adds a check to prevent users from configuring more than one queue,
ensuring predictable behavior and avoiding unsupported configurations.
Fixes: bb5b5bf1e5c6 ("net/enetfec: support queue configuration")
Cc: [email protected]
Signed-off-by: Hemant Agrawal <[email protected]>
---
drivers/net/enetfec/enet_ethdev.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/net/enetfec/enet_ethdev.c
b/drivers/net/enetfec/enet_ethdev.c
index 16f36a53f1..bcecab828e 100644
--- a/drivers/net/enetfec/enet_ethdev.c
+++ b/drivers/net/enetfec/enet_ethdev.c
@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright 2020-2021 NXP
+ * Copyright 2020-2021,2023 NXP
*/
#include <inttypes.h>
@@ -377,6 +377,11 @@ enetfec_tx_queue_setup(struct rte_eth_dev *dev,
sizeof(struct bufdesc);
unsigned int dsize_log2 = rte_fls_u64(dsize) - 1;
+ if (queue_idx > 0) {
+ ENETFEC_PMD_ERR("Multi queue not supported");
+ return -EINVAL;
+ }
+
/* allocate transmit queue */
txq = rte_zmalloc(NULL, sizeof(*txq), RTE_CACHE_LINE_SIZE);
if (txq == NULL) {
--
2.25.1
