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path: root/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
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Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c40
1 files changed, 38 insertions, 2 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 8d375e51a526..6a393b16a1fc 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -257,7 +257,7 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
return -ENOMEM;
/* Enable pci device */
- ret = pcim_enable_device(pdev);
+ ret = pci_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n",
__func__);
@@ -300,9 +300,45 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
static void stmmac_pci_remove(struct pci_dev *pdev)
{
stmmac_dvr_remove(&pdev->dev);
+ pci_disable_device(pdev);
}
-static SIMPLE_DEV_PM_OPS(stmmac_pm_ops, stmmac_suspend, stmmac_resume);
+static int stmmac_pci_suspend(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ int ret;
+
+ ret = stmmac_suspend(dev);
+ if (ret)
+ return ret;
+
+ ret = pci_save_state(pdev);
+ if (ret)
+ return ret;
+
+ pci_disable_device(pdev);
+ pci_wake_from_d3(pdev, true);
+ return 0;
+}
+
+static int stmmac_pci_resume(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ int ret;
+
+ pci_restore_state(pdev);
+ pci_set_power_state(pdev, PCI_D0);
+
+ ret = pci_enable_device(pdev);
+ if (ret)
+ return ret;
+
+ pci_set_master(pdev);
+
+ return stmmac_resume(dev);
+}
+
+static SIMPLE_DEV_PM_OPS(stmmac_pm_ops, stmmac_pci_suspend, stmmac_pci_resume);
/* synthetic ID, no official vendor */
#define PCI_VENDOR_ID_STMMAC 0x700