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Subject[RFC][PATCH 1/10] PCI PM: Fix poweroff and restore callbacks
Date

pci_fixup_device() is called too early in pci_pm_poweroff() and too
late in pci_pm_restore(). Moreover, pci_pm_restore_noirq() calls
pci_fixup_device() twice and in a wrong way. Fix that.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
drivers/pci/pci-driver.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

Index: linux-2.6/drivers/pci/pci-driver.c
===================================================================
--- linux-2.6.orig/drivers/pci/pci-driver.c
+++ linux-2.6/drivers/pci/pci-driver.c
@@ -597,8 +597,6 @@ static int pci_pm_poweroff(struct device
struct device_driver *drv = dev->driver;
int error = 0;

- pci_fixup_device(pci_fixup_suspend, pci_dev);
-
if (drv && drv->pm) {
if (drv->pm->poweroff) {
error = drv->pm->poweroff(dev);
@@ -608,6 +606,8 @@ static int pci_pm_poweroff(struct device
error = pci_legacy_suspend(dev, PMSG_HIBERNATE);
}

+ pci_fixup_device(pci_fixup_suspend, pci_dev);
+
return error;
}

@@ -634,6 +634,8 @@ static int pci_pm_restore(struct device
struct device_driver *drv = dev->driver;
int error = 0;

+ pci_fixup_device(pci_fixup_resume, pci_dev);
+
if (drv && drv->pm) {
if (drv->pm->restore)
error = drv->pm->restore(dev);
@@ -642,7 +644,6 @@ static int pci_pm_restore(struct device
} else {
error = pci_default_pm_resume_late(pci_dev);
}
- pci_fixup_device(pci_fixup_resume, pci_dev);

return error;
}
@@ -653,7 +654,7 @@ static int pci_pm_restore_noirq(struct d
struct device_driver *drv = dev->driver;
int error = 0;

- pci_fixup_device(pci_fixup_resume, pci_dev);
+ pci_fixup_device(pci_fixup_resume_early, pci_dev);

if (drv && drv->pm) {
if (drv->pm->restore_noirq)
@@ -663,7 +664,6 @@ static int pci_pm_restore_noirq(struct d
} else {
pci_default_pm_resume_early(pci_dev);
}
- pci_fixup_device(pci_fixup_resume_early, pci_dev);

return error;
}


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