[dpdk-dev] [PATCH] net/nfp: fix CRC strip check behaviour

Alejandro Lucero alejandro.lucero at netronome.com
Fri Nov 24 15:26:02 CET 2017


NFP does CRC strip by default and it is not configurable. But, even
if an app requests not to do it, that should not be a reason for PMD
configuration failure.

Fixes: defb9a5dd156 ("nfp: introduce driver initialization")

Signed-off-by: Alejandro Lucero <alejandro.lucero at netronome.com>
---
 drivers/net/nfp/nfp_net.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index e2cea06..6e61c56 100644
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -491,10 +491,8 @@ enum nfp_qcp_ptr {
 	if (rxmode->jumbo_frame)
 		hw->mtu = rxmode->max_rx_pkt_len;
 
-	if (rxmode->hw_strip_crc) {
-		PMD_INIT_LOG(INFO, "strip CRC not supported");
-		return -EINVAL;
-	}
+	if (!rxmode->hw_strip_crc)
+		PMD_INIT_LOG(INFO, "HW does strip CRC and it is not configurable");
 
 	if (rxmode->enable_scatter) {
 		PMD_INIT_LOG(INFO, "Scatter not supported");
-- 
1.9.1



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