From 997141950380931073e13f7db8daf0c27b79af16 Mon Sep 17 00:00:00 2001 From: Shiju Jose Date: Fri, 19 Oct 2018 20:15:28 +0100 Subject: [PATCH] net: hns3: Add support to enable and disable hw errors This patch adds functions to enable and disable hw errors. Signed-off-by: Shiju Jose Signed-off-by: Salil Mehta Signed-off-by: David S. Miller --- .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 22 ++++++++++++++++++++++ .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h | 2 ++ .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 8 ++++++++ 3 files changed, 32 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c index 83aca6f..d2640d1 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c @@ -7,6 +7,28 @@ static const struct hclge_hw_blk hw_blk[] = { { /* sentinel */ } }; +int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state) +{ + struct device *dev = &hdev->pdev->dev; + int ret = 0; + int i = 0; + + while (hw_blk[i].name) { + if (!hw_blk[i].enable_error) { + i++; + continue; + } + ret = hw_blk[i].enable_error(hdev, state); + if (ret) { + dev_err(dev, "fail(%d) to en/disable err int\n", ret); + return ret; + } + i++; + } + + return ret; +} + pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev) { struct hclge_dev *hdev = ae_dev->priv; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h index ea1637c..373e9bf 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h @@ -21,9 +21,11 @@ enum hclge_err_int_type { struct hclge_hw_blk { u32 msk; const char *name; + int (*enable_error)(struct hclge_dev *hdev, bool en); void (*process_error)(struct hclge_dev *hdev, enum hclge_err_int_type type); }; +int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state); pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev); #endif diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 5075365..082ea97 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -6759,6 +6759,13 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev) goto err_mdiobus_unreg; } + ret = hclge_hw_error_set_state(hdev, true); + if (ret) { + dev_err(&pdev->dev, + "hw error interrupts enable failed, ret =%d\n", ret); + goto err_mdiobus_unreg; + } + hclge_dcb_ops_set(hdev); timer_setup(&hdev->service_timer, hclge_service_timer, 0); @@ -6896,6 +6903,7 @@ static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev) hclge_enable_vector(&hdev->misc_vector, false); synchronize_irq(hdev->misc_vector.vector_irq); + hclge_hw_error_set_state(hdev, false); hclge_destroy_cmd_queue(&hdev->hw); hclge_misc_irq_uninit(hdev); hclge_pci_uninit(hdev); -- 2.7.4