[dpdk-stable] [PATCH 6/6] net/nfp: set dma mask

[Alejandro Lucero <alejandro.lucero@netronome.com>]

NFP 4000/6000 devices can not use iova addresses requiring more
than 40 bits. This patch sets a dma mask for avoiding hugepages
with iova requiring more than those 40 bits.

Signed-off-by: Alejandro Lucero <alejandro.lucero@netronome.com>
---
 drivers/net/nfp/nfp_net.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index d9cd047..7ac03f0 100644
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -2915,6 +2915,8 @@ uint32_t nfp_net_txq_full(struct nfp_net_txq *txq)
 
 	rte_free(port_name);
 
+	rte_eth_dev_set_dma_mask(40);
+
 	return ret;
 }
 
-- 
1.9.1