diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 85a6a867fd..31b5a49ba2 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -292,6 +292,7 @@ static void i40e_stat_update_48(struct i40e_hw *hw, uint64_t *stat); static void i40e_pf_config_irq0(struct i40e_hw *hw, bool no_queue); static void i40e_dev_interrupt_handler(void *param); +static void i40e_dev_alarm_handler(void *param); static int i40e_res_pool_init(struct i40e_res_pool_info *pool, uint32_t base, uint32_t num); static void i40e_res_pool_destroy(struct i40e_res_pool_info *pool); @@ -1201,6 +1202,8 @@ i40e_aq_debug_write_global_register(struct i40e_hw *hw, return i40e_aq_debug_write_register(hw, reg_addr, reg_val, cmd_details); } +#define I40E_ALARM_INTERVAL 50000 /* us */ + static int eth_i40e_dev_init(struct rte_eth_dev *dev, void *init_params __rte_unused) { @@ -2293,8 +2296,13 @@ i40e_dev_start(struct rte_eth_dev *dev) i40e_dev_link_update(dev, 0); } - /* enable uio intr after callback register */ - rte_intr_enable(intr_handle); + if (dev->data->dev_conf.intr_conf.rxq == 0) { + rte_eal_alarm_set(I40E_ALARM_INTERVAL, + i40e_dev_alarm_handler, dev); + } else { + /* enable uio intr after callback register */ + rte_intr_enable(intr_handle); + } i40e_filter_restore(pf); @@ -2324,6 +2332,12 @@ i40e_dev_stop(struct rte_eth_dev *dev) if (hw->adapter_stopped == 1) return; + + if (dev->data->dev_conf.intr_conf.rxq == 0) { + rte_eal_alarm_cancel(i40e_dev_alarm_handler, dev); + rte_intr_enable(intr_handle); + } + /* Disable all queues */ i40e_dev_switch_queues(pf, FALSE); @@ -6552,6 +6566,55 @@ done: rte_intr_enable(dev->intr_handle); } +static void +i40e_dev_alarm_handler(void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t icr0; + + /* Disable interrupt */ + i40e_pf_disable_irq0(hw); + + /* read out interrupt causes */ + icr0 = I40E_READ_REG(hw, I40E_PFINT_ICR0); + + /* No interrupt event indicated */ + if (!(icr0 & I40E_PFINT_ICR0_INTEVENT_MASK)) { + PMD_DRV_LOG(INFO, "No interrupt event"); + goto done; + } + if (icr0 & I40E_PFINT_ICR0_ECC_ERR_MASK) + PMD_DRV_LOG(ERR, "ICR0: unrecoverable ECC error"); + if (icr0 & I40E_PFINT_ICR0_MAL_DETECT_MASK) + PMD_DRV_LOG(ERR, "ICR0: malicious programming detected"); + if (icr0 & I40E_PFINT_ICR0_GRST_MASK) + PMD_DRV_LOG(INFO, "ICR0: global reset requested"); + if (icr0 & I40E_PFINT_ICR0_PCI_EXCEPTION_MASK) + PMD_DRV_LOG(INFO, "ICR0: PCI exception activated"); + if (icr0 & I40E_PFINT_ICR0_STORM_DETECT_MASK) + PMD_DRV_LOG(INFO, "ICR0: a change in the storm control state"); + if (icr0 & I40E_PFINT_ICR0_HMC_ERR_MASK) + PMD_DRV_LOG(ERR, "ICR0: HMC error"); + if (icr0 & I40E_PFINT_ICR0_PE_CRITERR_MASK) + PMD_DRV_LOG(ERR, "ICR0: protocol engine critical error"); + + if (icr0 & I40E_PFINT_ICR0_VFLR_MASK) { + PMD_DRV_LOG(INFO, "ICR0: VF reset detected"); + i40e_dev_handle_vfr_event(dev); + } + if (icr0 & I40E_PFINT_ICR0_ADMINQ_MASK) { + PMD_DRV_LOG(INFO, "ICR0: adminq event"); + i40e_dev_handle_aq_msg(dev); + } + +done: + /* Enable interrupt */ + i40e_pf_enable_irq0(hw); + rte_eal_alarm_set(I40E_ALARM_INTERVAL, + i40e_dev_alarm_handler, dev); +} + int i40e_add_macvlan_filters(struct i40e_vsi *vsi, struct i40e_macvlan_filter *filter,