[v2,12/21] net/atlantic: flow control configuration
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Commit Message
From: Pavel Belous <pavel.belous@aquantia.com>
Signed-off-by: Igor Russkikh <igor.russkikh@aquantia.com>
---
drivers/net/atlantic/atl_ethdev.c | 50 +++++++++++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
@@ -66,6 +66,11 @@ static void atl_dev_info_get(struct rte_eth_dev *dev,
static const uint32_t *atl_dev_supported_ptypes_get(struct rte_eth_dev *dev);
+/* Flow control */
+static int atl_flow_ctrl_get(struct rte_eth_dev *dev,
+ struct rte_eth_fc_conf *fc_conf);
+static int atl_flow_ctrl_set(struct rte_eth_dev *dev,
+ struct rte_eth_fc_conf *fc_conf);
/* Interrupts */
static int atl_dev_rxq_interrupt_setup(struct rte_eth_dev *dev);
static int atl_dev_lsc_interrupt_setup(struct rte_eth_dev *dev, uint8_t on);
@@ -157,6 +162,10 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
/* Link */
.link_update = atl_dev_link_update,
+
+ /* Flow Control */
+ .flow_ctrl_get = atl_flow_ctrl_get,
+ .flow_ctrl_set = atl_flow_ctrl_set,
.reta_update = atl_reta_update,
.reta_query = atl_reta_query,
.rss_hash_update = atl_rss_hash_update,
@@ -821,6 +830,47 @@ atl_dev_interrupt_handler(void *param)
atl_dev_interrupt_action(dev, dev->intr_handle);
}
+static int
+atl_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
+{
+ struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->aq_nic_cfg->flow_control == AQ_NIC_FC_OFF)
+ fc_conf->mode = RTE_FC_NONE;
+ else if (hw->aq_nic_cfg->flow_control & (AQ_NIC_FC_RX | AQ_NIC_FC_TX))
+ fc_conf->mode = RTE_FC_FULL;
+ else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX)
+ fc_conf->mode = RTE_FC_RX_PAUSE;
+ else if (hw->aq_nic_cfg->flow_control & AQ_NIC_FC_RX)
+ fc_conf->mode = RTE_FC_TX_PAUSE;
+
+ return 0;
+}
+
+static int
+atl_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
+{
+ struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ uint32_t old_flow_control = hw->aq_nic_cfg->flow_control;
+
+
+ if (hw->aq_fw_ops->set_flow_control == NULL)
+ return -ENOTSUP;
+
+ if (fc_conf->mode == RTE_FC_NONE)
+ hw->aq_nic_cfg->flow_control = AQ_NIC_FC_OFF;
+ else if (fc_conf->mode == RTE_FC_RX_PAUSE)
+ hw->aq_nic_cfg->flow_control = AQ_NIC_FC_RX;
+ else if (fc_conf->mode == RTE_FC_TX_PAUSE)
+ hw->aq_nic_cfg->flow_control = AQ_NIC_FC_TX;
+ else if (fc_conf->mode == RTE_FC_FULL)
+ hw->aq_nic_cfg->flow_control = (AQ_NIC_FC_RX | AQ_NIC_FC_TX);
+
+ if (old_flow_control != hw->aq_nic_cfg->flow_control)
+ return hw->aq_fw_ops->set_flow_control(hw);
+
+ return 0;
+}
static int
atl_reta_update(struct rte_eth_dev *dev,