[PATCH v1 1/1] app/testpmd: add valid check to verify multi mempool feature

Hanumanth Pothula hpothula at marvell.com
Thu Nov 17 12:30:47 CET 2022


Validate ethdev parameter 'max_rx_mempools' to know wheater device
supports multi-mempool feature or not.

Bugzilla ID: 1128

Signed-off-by: Hanumanth Pothula <hpothula at marvell.com>
---
 app/test-pmd/testpmd.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 78ea19fcbb..79c0951b62 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -2648,16 +2648,22 @@ rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
 {
 	union rte_eth_rxseg rx_useg[MAX_SEGS_BUFFER_SPLIT] = {};
 	struct rte_mempool *rx_mempool[MAX_MEMPOOL] = {};
+	struct rte_eth_dev_info dev_info;
 	struct rte_mempool *mpx;
 	unsigned int i, mp_n;
 	int ret;
 
+	ret = rte_eth_dev_info_get(port_id, &dev_info);
+	if (ret != 0)
+		return ret;
+
 	/* Verify Rx queue configuration is single pool and segment or
 	 * multiple pool/segment.
+	 * @see rte_eth_dev_info::max_rx_mempools
 	 * @see rte_eth_rxconf::rx_mempools
 	 * @see rte_eth_rxconf::rx_seg
 	 */
-	if (!(mbuf_data_size_n > 1) && !(rx_pkt_nb_segs > 1 ||
+	if (!(dev_info.max_rx_mempools != 0) && !(rx_pkt_nb_segs > 1 ||
 	    ((rx_conf->offloads & RTE_ETH_RX_OFFLOAD_BUFFER_SPLIT) != 0))) {
 		/* Single pool/segment configuration */
 		rx_conf->rx_seg = NULL;
-- 
2.25.1



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