net/fm10k: support switch restart on PF

[dpdk.git] / drivers / net / fm10k / fm10k_ethdev.c

diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index 2587696..ead3497 100644 (file)
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -2556,6 +2556,10 @@ fm10k_dev_interrupt_handler_pf(void *param)
        struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
        struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        uint32_t cause, status;
+       struct fm10k_dev_info *dev_info =
+               FM10K_DEV_PRIVATE_TO_INFO(dev->data->dev_private);
+       int status_mbx;
+       s32 err;
 
        if (hw->mac.type != fm10k_mac_pf)
                return;
@@ -2572,14 +2576,69 @@ fm10k_dev_interrupt_handler_pf(void *param)
        if (cause & FM10K_EICR_SWITCHNOTREADY)
                PMD_INIT_LOG(ERR, "INT: Switch is not ready");
 
-       if (cause & FM10K_EICR_SWITCHREADY)
+       if (cause & FM10K_EICR_SWITCHREADY) {
                PMD_INIT_LOG(INFO, "INT: Switch is ready");
+               if (dev_info->sm_down == 1) {
+                       fm10k_mbx_lock(hw);
+
+                       /* For recreating logical ports */
+                       status_mbx = hw->mac.ops.update_lport_state(hw,
+                                       hw->mac.dglort_map, MAX_LPORT_NUM, 1);
+                       if (status_mbx == FM10K_SUCCESS)
+                               PMD_INIT_LOG(INFO,
+                                       "INT: Recreated Logical port");
+                       else
+                               PMD_INIT_LOG(INFO,
+                                       "INT: Logical ports weren't recreated");
+
+                       status_mbx = hw->mac.ops.update_xcast_mode(hw,
+                               hw->mac.dglort_map, FM10K_XCAST_MODE_NONE);
+                       if (status_mbx != FM10K_SUCCESS)
+                               PMD_INIT_LOG(ERR, "Failed to set XCAST mode");
+
+                       fm10k_mbx_unlock(hw);
+
+                       /* first clear the internal SW recording structure */
+                       if (!(dev->data->dev_conf.rxmode.mq_mode &
+                                               ETH_MQ_RX_VMDQ_FLAG))
+                               fm10k_vlan_filter_set(dev, hw->mac.default_vid,
+                                       false);
+
+                       fm10k_MAC_filter_set(dev, hw->mac.addr, false,
+                                       MAIN_VSI_POOL_NUMBER);
+
+                       /*
+                        * Add default mac address and vlan for the logical
+                        * ports that have been created, leave to the
+                        * application to fully recover Rx filtering.
+                        */
+                       fm10k_MAC_filter_set(dev, hw->mac.addr, true,
+                                       MAIN_VSI_POOL_NUMBER);
+
+                       if (!(dev->data->dev_conf.rxmode.mq_mode &
+                                               ETH_MQ_RX_VMDQ_FLAG))
+                               fm10k_vlan_filter_set(dev, hw->mac.default_vid,
+                                       true);
+
+                       dev_info->sm_down = 0;
+                       _rte_eth_dev_callback_process(dev,
+                                       RTE_ETH_EVENT_INTR_LSC,
+                                       NULL, NULL);
+               }
+       }
 
        /* Handle mailbox message */
        fm10k_mbx_lock(hw);
-       hw->mbx.ops.process(hw, &hw->mbx);
+       err = hw->mbx.ops.process(hw, &hw->mbx);
        fm10k_mbx_unlock(hw);
 
+       if (err == FM10K_ERR_RESET_REQUESTED) {
+               PMD_INIT_LOG(INFO, "INT: Switch is down");
+               dev_info->sm_down = 1;
+               _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
+                               NULL, NULL);
+       }
+
        /* Handle SRAM error */
        if (cause & FM10K_EICR_SRAMERROR) {
                PMD_INIT_LOG(ERR, "INT: SRAM error on PEP");