[dpdk-dev] [PATCH 4/6] net/dpaa2: add support for 16 Rx Queues per traffic class

[Hemant Agrawal <hemant.agrawal@nxp.com>]

From: Ashish Jain <ashish.jain@nxp.com>

Adding support for 16 queues per TC per DPNI port
which is required for LX2 platform.

Signed-off-by: Ashish Jain <ashish.jain@nxp.com>
---
 drivers/net/dpaa2/dpaa2_ethdev.c | 6 ++++--
 drivers/net/dpaa2/dpaa2_ethdev.h | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 0ab43cadf..f8c2983b9 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -266,6 +266,7 @@ dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 	struct dpaa2_dev_priv *priv = dev->data->dev_private;
 	uint16_t dist_idx;
 	uint32_t vq_id;
+	uint8_t num_rxqueue_per_tc;
 	struct dpaa2_queue *mc_q, *mcq;
 	uint32_t tot_queues;
 	int i;
@@ -273,6 +274,7 @@ dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 
 	PMD_INIT_FUNC_TRACE();
 
+	num_rxqueue_per_tc = (priv->nb_rx_queues / priv->num_rx_tc);
 	tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
 	mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
 			  RTE_CACHE_LINE_SIZE);
@@ -311,8 +313,8 @@ dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 	vq_id = 0;
 	for (dist_idx = 0; dist_idx < priv->nb_rx_queues; dist_idx++) {
 		mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
-		mcq->tc_index = DPAA2_DEF_TC;
-		mcq->flow_id = dist_idx;
+		mcq->tc_index = dist_idx / num_rxqueue_per_tc;
+		mcq->flow_id = dist_idx % num_rxqueue_per_tc;
 		vq_id++;
 	}
 
diff --git a/drivers/net/dpaa2/dpaa2_ethdev.h b/drivers/net/dpaa2/dpaa2_ethdev.h
index 313cbe4bf..13259be7d 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.h
+++ b/drivers/net/dpaa2/dpaa2_ethdev.h
@@ -20,7 +20,7 @@
 #define DPAA2_MAX_RX_PKT_LEN  10240 /*WRIOP support*/
 
 #define MAX_TCS			DPNI_MAX_TC
-#define MAX_RX_QUEUES		16
+#define MAX_RX_QUEUES		128
 #define MAX_TX_QUEUES		16
 
 /*default tc to be used for ,congestion, distribution etc configuration. */
-- 
2.17.1