On SP230 the Rx MSI-X vector is asserted during packet aggregation. When Rx interrupts are disabled, skip the per-queue MSI-X enable and instead configure the vectors' coalescing and auto-mask state at init, so those assertions are masked instead of preempting a core.
Signed-off-by: Jiacheng Ye <[email protected]> --- drivers/net/hinic3/hinic3_ethdev.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/hinic3/hinic3_ethdev.c b/drivers/net/hinic3/hinic3_ethdev.c index 8502017c86..05762ecc50 100644 --- a/drivers/net/hinic3/hinic3_ethdev.c +++ b/drivers/net/hinic3/hinic3_ethdev.c @@ -1498,6 +1498,9 @@ hinic3_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) if (!rte_intr_dp_is_en(intr_handle) || !intr_handle->intr_vec) return 0; + if (HINIC3_IS_SP230_NIC(nic_dev) && !dev->data->dev_conf.intr_conf.rxq) + return 0; + msix_intr = (uint16_t)intr_handle->intr_vec[queue_id]; hinic3_set_msix_auto_mask_state(nic_dev->hwdev, msix_intr, HINIC3_SET_MSIX_AUTO_MASK); @@ -1802,7 +1805,13 @@ hinic3_init_rxq_intr(struct rte_eth_dev *dev) intr_handle = dev->intr_handle; nic_dev = HINIC3_ETH_DEV_TO_PRIVATE_NIC_DEV(dev); - if (!dev->data->dev_conf.intr_conf.rxq) + + /* + * SP230 asserts the Rx MSI-X vector during aggregation; configure the + * vectors' coalescing/auto-mask at init so those assertions are masked + * instead of preempting a core. + */ + if (!HINIC3_IS_SP230_NIC(nic_dev) && !dev->data->dev_conf.intr_conf.rxq) return 0; if (!rte_intr_cap_multiple(intr_handle)) { -- 2.33.0
