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path: root/drivers/pci/pci-driver.c
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Diffstat (limited to 'drivers/pci/pci-driver.c')
-rw-r--r--drivers/pci/pci-driver.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index bf0cee629b6..ca2e4c79a58 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -1019,10 +1019,13 @@ static int pci_pm_runtime_suspend(struct device *dev)
if (!pm || !pm->runtime_suspend)
return -ENOSYS;
+ pci_dev->no_d3cold = false;
error = pm->runtime_suspend(dev);
suspend_report_result(pm->runtime_suspend, error);
if (error)
return error;
+ if (!pci_dev->d3cold_allowed)
+ pci_dev->no_d3cold = true;
pci_fixup_device(pci_fixup_suspend, pci_dev);
@@ -1044,6 +1047,7 @@ static int pci_pm_runtime_suspend(struct device *dev)
static int pci_pm_runtime_resume(struct device *dev)
{
+ int rc;
struct pci_dev *pci_dev = to_pci_dev(dev);
const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
@@ -1054,7 +1058,11 @@ static int pci_pm_runtime_resume(struct device *dev)
__pci_enable_wake(pci_dev, PCI_D0, true, false);
pci_fixup_device(pci_fixup_resume, pci_dev);
- return pm->runtime_resume(dev);
+ rc = pm->runtime_resume(dev);
+
+ pci_dev->runtime_d3cold = false;
+
+ return rc;
}
static int pci_pm_runtime_idle(struct device *dev)