[dpdk-dev] [PATCH v2 01/15] net/dpaa2: fix IOVA conversion for congestion memory

Shreyansh Jain shreyansh.jain at nxp.com
Wed Sep 26 20:04:26 CEST 2018


From: Nipun Gupta <nipun.gupta at nxp.com>

The code was incorrectly using the Virtual mode, whent
the IOVA mode was set as Physical.

Fixes: 5ae1edff6895 ("dpaa2: prepare for 32-bit build")
Cc: stable at dpdk.org

Signed-off-by: Nipun Gupta <nipun.gupta at nxp.com>
---
 drivers/net/dpaa2/dpaa2_ethdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 8d3d54bfe..5bbbdf74e 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -568,7 +568,8 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 		 */
 		cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 		cong_notif_cfg.message_ctx = 0;
-		cong_notif_cfg.message_iova = (size_t)dpaa2_q->cscn;
+		cong_notif_cfg.message_iova =
+				(size_t)DPAA2_VADDR_TO_IOVA(dpaa2_q->cscn);
 		cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 		cong_notif_cfg.notification_mode =
 					 DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
-- 
2.17.1



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