[dpdk-dev] [PATCH 01/12] net/bnxt: fix burst mode get for Arm

[Lance Richardson]

Transmit and receive burst mode get operations incorrectly return
"Vector SSE" on ARM64 platforms, change to return "Vector Neon"
instead.

Fixes: 3983583414 ("net/bnxt: support NEON")
Reviewed-by: Ajit Kumar Khaparde <ajit.khapa...@broadcom.com>
Signed-off-by: Lance Richardson <lance.richard...@broadcom.com>
Cc: sta...@dpdk.org
---
 drivers/net/bnxt/bnxt_ethdev.c | 60 +++++++++++++++++++++-------------
 1 file changed, 38 insertions(+), 22 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 75d055be00..7a77922c0c 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -2615,46 +2615,62 @@ bnxt_txq_info_get_op(struct rte_eth_dev *dev, uint16_t 
queue_id,
        qinfo->conf.tx_deferred_start = txq->tx_deferred_start;
 }
 
+static const struct {
+       eth_rx_burst_t pkt_burst;
+       const char *info;
+} bnxt_rx_burst_info[] = {
+       {bnxt_recv_pkts,        "Scalar"},
+#if defined(RTE_ARCH_X86)
+       {bnxt_recv_pkts_vec,    "Vector SSE"},
+#elif defined(RTE_ARCH_ARM64)
+       {bnxt_recv_pkts_vec,    "Vector Neon"},
+#endif
+};
+
 static int
 bnxt_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
                       struct rte_eth_burst_mode *mode)
 {
        eth_rx_burst_t pkt_burst = dev->rx_pkt_burst;
+       size_t i;
 
-       if (pkt_burst == bnxt_recv_pkts) {
-               snprintf(mode->info, sizeof(mode->info), "%s",
-                        "Scalar");
-               return 0;
-       }
-#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
-       if (pkt_burst == bnxt_recv_pkts_vec) {
-               snprintf(mode->info, sizeof(mode->info), "%s",
-                        "Vector SSE");
-               return 0;
+       for (i = 0; i < RTE_DIM(bnxt_rx_burst_info); i++) {
+               if (pkt_burst == bnxt_rx_burst_info[i].pkt_burst) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                                bnxt_rx_burst_info[i].info);
+                       return 0;
+               }
        }
-#endif
 
        return -EINVAL;
 }
 
+static const struct {
+       eth_tx_burst_t pkt_burst;
+       const char *info;
+} bnxt_tx_burst_info[] = {
+       {bnxt_xmit_pkts,        "Scalar"},
+#if defined(RTE_ARCH_X86)
+       {bnxt_xmit_pkts_vec,    "Vector SSE"},
+#elif defined(RTE_ARCH_ARM64)
+       {bnxt_xmit_pkts_vec,    "Vector Neon"},
+#endif
+};
+
 static int
 bnxt_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id,
                       struct rte_eth_burst_mode *mode)
 {
        eth_tx_burst_t pkt_burst = dev->tx_pkt_burst;
+       size_t i;
 
-       if (pkt_burst == bnxt_xmit_pkts) {
-               snprintf(mode->info, sizeof(mode->info), "%s",
-                        "Scalar");
-               return 0;
-       }
-#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
-       if (pkt_burst == bnxt_xmit_pkts_vec) {
-               snprintf(mode->info, sizeof(mode->info), "%s",
-                        "Vector SSE");
-               return 0;
+       for (i = 0; i < RTE_DIM(bnxt_tx_burst_info); i++) {
+               if (pkt_burst == bnxt_tx_burst_info[i].pkt_burst) {
+                       snprintf(mode->info, sizeof(mode->info), "%s",
+                                bnxt_tx_burst_info[i].info);
+                       return 0;
+               }
        }
-#endif
 
        return -EINVAL;
 }
-- 
2.25.1