net/dpaa2: support RSS hash update and get

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 dc24bed..643d882 100644 (file)
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -1418,6 +1418,46 @@ dpaa2_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
        return ret;
 }
 
+static int
+dpaa2_dev_rss_hash_update(struct rte_eth_dev *dev,
+                         struct rte_eth_rss_conf *rss_conf)
+{
+       struct rte_eth_dev_data *data = dev->data;
+       struct rte_eth_conf *eth_conf = &data->dev_conf;
+       int ret;
+
+       PMD_INIT_FUNC_TRACE();
+
+       if (rss_conf->rss_hf) {
+               ret = dpaa2_setup_flow_dist(dev, rss_conf->rss_hf);
+               if (ret) {
+                       PMD_INIT_LOG(ERR, "unable to set flow dist");
+                       return ret;
+               }
+       } else {
+               ret = dpaa2_remove_flow_dist(dev, 0);
+               if (ret) {
+                       PMD_INIT_LOG(ERR, "unable to remove flow dist");
+                       return ret;
+               }
+       }
+       eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_conf->rss_hf;
+       return 0;
+}
+
+static int
+dpaa2_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
+                           struct rte_eth_rss_conf *rss_conf)
+{
+       struct rte_eth_dev_data *data = dev->data;
+       struct rte_eth_conf *eth_conf = &data->dev_conf;
+
+       /* dpaa2 does not support rss_key, so length should be 0*/
+       rss_conf->rss_key_len = 0;
+       rss_conf->rss_hf = eth_conf->rx_adv_conf.rss_conf.rss_hf;
+       return 0;
+}
+
 static struct eth_dev_ops dpaa2_ethdev_ops = {
        .dev_configure    = dpaa2_eth_dev_configure,
        .dev_start            = dpaa2_dev_start,
@@ -1447,6 +1487,8 @@ static struct eth_dev_ops dpaa2_ethdev_ops = {
        .mac_addr_add         = dpaa2_dev_add_mac_addr,
        .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
        .mac_addr_set         = dpaa2_dev_set_mac_addr,
+       .rss_hash_update      = dpaa2_dev_rss_hash_update,
+       .rss_hash_conf_get    = dpaa2_dev_rss_hash_conf_get,
 };
 
 static int