From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
The only user of non-empty pcibios_pm_ops is s390 and it only uses
"noirq" callbacks, so drop the invocations of the other pcibios_pm_ops
callbacks from the PCI PM code.
That will allow subsequent changes to be somewhat simpler.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
---
drivers/pci/pci-driver.c | 18 ------------------
1 file changed, 18 deletions(-)
Index: linux-pm/drivers/pci/pci-driver.c
===================================================================
--- linux-pm.orig/drivers/pci/pci-driver.c
+++ linux-pm/drivers/pci/pci-driver.c
@@ -918,9 +918,6 @@ static int pci_pm_freeze(struct device *
return error;
}
- if (pcibios_pm_ops.freeze)
- return pcibios_pm_ops.freeze(dev);
-
return 0;
}
@@ -982,12 +979,6 @@ static int pci_pm_thaw(struct device *de
const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
- if (pcibios_pm_ops.thaw) {
- error = pcibios_pm_ops.thaw(dev);
- if (error)
- return error;
- }
-
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_resume(dev);
@@ -1032,9 +1023,6 @@ static int pci_pm_poweroff(struct device
Fixup:
pci_fixup_device(pci_fixup_suspend, pci_dev);
- if (pcibios_pm_ops.poweroff)
- return pcibios_pm_ops.poweroff(dev);
-
return 0;
}
@@ -1107,12 +1095,6 @@ static int pci_pm_restore(struct device
const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
- if (pcibios_pm_ops.restore) {
- error = pcibios_pm_ops.restore(dev);
- if (error)
- return error;
- }
-
/*
* This is necessary for the hibernation error path in which restore is
* called without restoring the standard config registers of the device.
--
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