net/dpaa2: support congestion overhead

Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 945dcc7301a2a76e7d27bfe6f09188189ebf6a88..d7950a5fe3406bf0b0764e31816593eeb1eda968 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -419,6 +419,7 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
                /*enabling per rx queue congestion control */
                taildrop.threshold = CONG_THRESHOLD_RX_Q;
                taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
+               taildrop.oal = CONG_RX_OAL;
                PMD_INIT_LOG(DEBUG, "Enabling Early Drop on queue = %d",
                             rx_queue_id);
                ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h
index 07e1da68e3a7246dad2352f7b3da7458bb409b1a..6ee1a9f1342c409df05f22254b46daf7b0aeeba4 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_ethdev.h
+++ b/drivers/net/dpaa2/dpaa2_ethdev.h
@@ -61,6 +61,7 @@
  * currently considering 32 KB packets
  */
 #define CONG_THRESHOLD_RX_Q  (64 * 1024)
+#define CONG_RX_OAL    128
 
 /* Size of the input SMMU mapped memory required by MC */
 #define DIST_PARAM_IOVA_SIZE 256