[dpdk-stable] [PATCH v2 18/23] net/bnxt: fix incorrect IO address handling in Tx
Ajit Khaparde
ajit.khaparde at broadcom.com
Thu Jun 28 22:15:44 CEST 2018
rte_mbuf_data_iova returns a 64-bit address. But we are incorrectly
using only 32-bits of that. Use rte_cpu_to_le_64 instead of
rte_cpu_to_le_32
Fixes: 6eb3cc2294fd ("net/bnxt: add initial Tx code")
Cc: stable at dpdk.org
Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
---
drivers/net/bnxt/bnxt_txr.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c
index e85511f9a..67bb35e06 100644
--- a/drivers/net/bnxt/bnxt_txr.c
+++ b/drivers/net/bnxt/bnxt_txr.c
@@ -164,7 +164,7 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
txbd->flags_type |= TX_BD_LONG_FLAGS_LHINT_GTE2K;
else
txbd->flags_type |= lhint_arr[tx_pkt->pkt_len >> 9];
- txbd->address = rte_cpu_to_le_32(rte_mbuf_data_iova(tx_buf->mbuf));
+ txbd->address = rte_cpu_to_le_64(rte_mbuf_data_iova(tx_buf->mbuf));
if (long_bd) {
txbd->flags_type |= TX_BD_LONG_TYPE_TX_BD_LONG;
@@ -287,7 +287,7 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
tx_buf = &txr->tx_buf_ring[txr->tx_prod];
txbd = &txr->tx_desc_ring[txr->tx_prod];
- txbd->address = rte_cpu_to_le_32(rte_mbuf_data_iova(m_seg));
+ txbd->address = rte_cpu_to_le_64(rte_mbuf_data_iova(m_seg));
txbd->flags_type |= TX_BD_SHORT_TYPE_TX_BD_SHORT;
txbd->len = m_seg->data_len;
--
2.15.2 (Apple Git-101.1)
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