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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 5b7e6f4b5c7e..4b88d969a66c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -923,6 +923,11 @@ static int mlx5_pci_init(struct mlx5_core_dev *dev, struct pci_dev *pdev,
}
mlx5_pci_vsc_init(dev);
+
+ err = pci_enable_ptm(pdev, NULL);
+ if (err)
+ mlx5_core_info(dev, "PTM is not supported by PCIe\n");
+
return 0;
err_clr_master:
@@ -939,6 +944,7 @@ static void mlx5_pci_close(struct mlx5_core_dev *dev)
* before removing the pci bars
*/
mlx5_drain_health_wq(dev);
+ pci_disable_ptm(dev->pdev);
iounmap(dev->iseg);
release_bar(dev->pdev);
mlx5_pci_disable_device(dev);