From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 7 Dec 2018 21:08:00 +0000
Subject: net: hns3: re-enable error interrupts on hw reset
Patch-mainline: v5.0-rc1
Git-commit: f3fa4a94dbc2f2b6ee05295bc92457e545c95131
References: bsc#1104353 FATE#326415
This patch adds calling hclge_hw_error_set_state function
to re-enable the error interrupts those will be disabled on
the hw reset.
Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 2 +-
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h | 1 -
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 14 +++++++++-----
3 files changed, 10 insertions(+), 7 deletions(-)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -540,7 +540,7 @@ static int hclge_config_ppp_hw_err_int(s
return ret;
}
-int hclge_config_tm_hw_err_int(struct hclge_dev *hdev, bool en)
+static int hclge_config_tm_hw_err_int(struct hclge_dev *hdev, bool en)
{
struct device *dev = &hdev->pdev->dev;
struct hclge_desc desc;
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -59,6 +59,5 @@ struct hclge_hw_error {
};
int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state);
-int hclge_config_tm_hw_err_int(struct hclge_dev *hdev, bool en);
pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev);
#endif
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -7279,7 +7279,7 @@ static int hclge_init_ae_dev(struct hnae
ret = hclge_hw_error_set_state(hdev, true);
if (ret) {
dev_err(&pdev->dev,
- "hw error interrupts enable failed, ret =%d\n", ret);
+ "fail(%d) to enable hw error interrupts\n", ret);
goto err_mdiobus_unreg;
}
@@ -7415,11 +7415,15 @@ static int hclge_reset_ae_dev(struct hna
return ret;
}
- /* Re-enable the TM hw error interrupts because
- * they get disabled on core/global reset.
+ /* Re-enable the hw error interrupts because
+ * the interrupts get disabled on core/global reset.
*/
- if (hclge_config_tm_hw_err_int(hdev, true))
- dev_err(&pdev->dev, "failed to enable TM hw error interrupts\n");
+ ret = hclge_hw_error_set_state(hdev, true);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "fail(%d) to re-enable HNS hw error interrupts\n", ret);
+ return ret;
+ }
hclge_reset_vport_state(hdev);