net/ixgbe: fix TC bandwidth setting

[dpdk.git] / drivers / net / ixgbe / ixgbe_rxtx.c

diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index 0b7c03e..c9993ab 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -3814,6 +3814,15 @@ ixgbe_dcb_hw_configure(struct rte_eth_dev *dev,
                        tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent = 0;
                        tc->path[IXGBE_DCB_RX_CONFIG].bwg_percent = 0;
                }
+       } else {
+               /* Re-configure 8 TCs BW */
+               for (i = 0; i < nb_tcs; i++) {
+                       tc = &dcb_config->tc_config[i];
+                       tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent =
+                               (uint8_t)(100 / nb_tcs + (i & 1));
+                       tc->path[IXGBE_DCB_RX_CONFIG].bwg_percent =
+                               (uint8_t)(100 / nb_tcs + (i & 1));
+               }
        }
 
        switch (hw->mac.type) {
@@ -4191,9 +4200,8 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev)
                        break;
                }
        } else {
-               /*
-                * SRIOV active scheme
-                * Support RSS together with VMDq & SRIOV
+               /* SRIOV active scheme
+                * Support RSS together with SRIOV.
                 */
                switch (dev->data->dev_conf.rxmode.mq_mode) {
                case ETH_MQ_RX_RSS:
@@ -4201,10 +4209,13 @@ ixgbe_dev_mq_rx_configure(struct rte_eth_dev *dev)
                        ixgbe_config_vf_rss(dev);
                        break;
                case ETH_MQ_RX_VMDQ_DCB:
+               case ETH_MQ_RX_DCB:
+               /* In SRIOV, the configuration is the same as VMDq case */
                        ixgbe_vmdq_dcb_configure(dev);
                        break;
-               /* FIXME if support DCB/RSS together with VMDq & SRIOV */
+               /* DCB/RSS together with SRIOV is not supported */
                case ETH_MQ_RX_VMDQ_DCB_RSS:
+               case ETH_MQ_RX_DCB_RSS:
                        PMD_INIT_LOG(ERR,
                                "Could not support DCB/RSS with VMDq & SRIOV");
                        return -1;