net/dpaa2: disable Tx congestion notification

[dpdk.git] / drivers / net / dpaa2 / dpaa2_ethdev.c

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index da309ac..a1ef1cb 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -273,8 +273,7 @@ dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
        }
 
        vq_id = 0;
-       for (dist_idx = 0; dist_idx < priv->num_dist_per_tc[DPAA2_DEF_TC];
-            dist_idx++) {
+       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;
@@ -362,6 +361,7 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 {
        struct dpaa2_dev_priv *priv = dev->data->dev_private;
        struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
+       struct mc_soc_version mc_plat_info = {0};
        struct dpaa2_queue *dpaa2_q;
        struct dpni_queue cfg;
        uint8_t options = 0;
@@ -384,15 +384,19 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
        dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
        dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 
-       /*Get the tc id and flow id from given VQ id*/
-       flow_id = rx_queue_id % priv->num_dist_per_tc[dpaa2_q->tc_index];
+       /*Get the flow id from given VQ id*/
+       flow_id = rx_queue_id % priv->nb_rx_queues;
        memset(&cfg, 0, sizeof(struct dpni_queue));
 
        options = options | DPNI_QUEUE_OPT_USER_CTX;
        cfg.user_context = (uint64_t)(dpaa2_q);
 
        /*if ls2088 or rev2 device, enable the stashing */
-       if ((qbman_get_version() & 0xFFFF0000) > QMAN_REV_4000) {
+
+       if (mc_get_soc_version(dpni, CMD_PRI_LOW, &mc_plat_info))
+               PMD_INIT_LOG(ERR, "\tmc_get_soc_version failed\n");
+
+       if ((mc_plat_info.svr & 0xffff0000) != SVR_LS2080A) {
                options |= DPNI_QUEUE_OPT_FLC;
                cfg.flc.stash_control = true;
                cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
@@ -458,13 +462,8 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
        memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
        memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 
-       if (priv->num_tc == 1) {
-               tc_id = 0;
-               flow_id = tx_queue_id % priv->num_dist_per_tc[tc_id];
-       } else {
-               tc_id = tx_queue_id;
-               flow_id = 0;
-       }
+       tc_id = tx_queue_id;
+       flow_id = 0;
 
        ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
                             tc_id, flow_id, options, &tx_flow_cfg);
@@ -1338,7 +1337,7 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
        struct dpni_attr attr;
        struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
        struct dpni_buffer_layout layout;
-       int i, ret, hw_id;
+       int ret, hw_id;
 
        PMD_INIT_FUNC_TRACE();
 
@@ -1384,22 +1383,20 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
        }
 
        priv->num_tc = attr.num_tcs;
-       for (i = 0; i < attr.num_tcs; i++) {
-               priv->num_dist_per_tc[i] = attr.num_queues;
-               break;
-       }
 
-       /* Distribution is per Tc only,
-        * so choosing RX queues from default TC only
+       /* Resetting the "num_rx_vqueues" to equal number of queues in first TC
+        * as only one TC is supported on Rx Side. Once Multiple TCs will be
+        * in use for Rx processing then this will be changed or removed.
         */
-       priv->nb_rx_queues = priv->num_dist_per_tc[DPAA2_DEF_TC];
+       priv->nb_rx_queues = attr.num_queues;
 
-       if (attr.num_tcs == 1)
-               priv->nb_tx_queues = attr.num_queues;
-       else
-               priv->nb_tx_queues = attr.num_tcs;
+       /* TODO:Using hard coded value for number of TX queues due to dependency
+        * in MC.
+        */
+       priv->nb_tx_queues = 8;
 
-       PMD_INIT_LOG(DEBUG, "num_tc %d", priv->num_tc);
+       PMD_INIT_LOG(DEBUG, "num TC - RX %d", priv->num_tc);
+       PMD_INIT_LOG(DEBUG, "nb_tx_queues %d", priv->nb_tx_queues);
        PMD_INIT_LOG(DEBUG, "nb_rx_queues %d", priv->nb_rx_queues);
 
        priv->hw = dpni_dev;
@@ -1409,9 +1406,6 @@ dpaa2_dev_init(struct rte_eth_dev *eth_dev)
        priv->max_vlan_filters = attr.vlan_filter_entries;
        priv->flags = 0;
 
-       priv->flags |= DPAA2_TX_CGR_SUPPORT;
-       PMD_INIT_LOG(INFO, "Enable the tx congestion control support");
-
        /* Allocate memory for hardware structure for queues */
        ret = dpaa2_alloc_rx_tx_queues(eth_dev);
        if (ret) {
@@ -1533,7 +1527,7 @@ dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
 }
 
 static int
-rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv __rte_unused,
+rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
                struct rte_dpaa2_device *dpaa2_dev)
 {
        struct rte_eth_dev *eth_dev;
@@ -1560,6 +1554,8 @@ rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv __rte_unused,
                }
        }
        eth_dev->device = &dpaa2_dev->device;
+       eth_dev->device->driver = &dpaa2_drv->driver;
+
        dpaa2_dev->eth_dev = eth_dev;
        eth_dev->data->rx_mbuf_alloc_failed = 0;