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[PATCH] PCI: start paying attention to a lot of pci function return values

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Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman
2005-07-28 11:37:33 -07:00
parent 085ae41f66
commit 95a629657d
6 changed files with 39 additions and 13 deletions
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24
drivers/usb/core/hcd-pci.c
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@@ -260,8 +260,10 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
retval = pci_set_power_state (dev, PCI_D3hot);
if (retval == 0) {
dev_dbg (hcd->self.controller, "--> PCI D3\n");
pci_enable_wake (dev, PCI_D3hot, hcd->remote_wakeup);
pci_enable_wake (dev, PCI_D3cold, hcd->remote_wakeup);
retval = pci_enable_wake (dev, PCI_D3hot, hcd->remote_wakeup);
if (retval)
break;
retval = pci_enable_wake (dev, PCI_D3cold, hcd->remote_wakeup);
} else if (retval < 0) {
dev_dbg (&dev->dev, "PCI D3 suspend fail, %d\n",
retval);
@@ -335,8 +337,20 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
dev->current_state);
}
#endif
pci_enable_wake (dev, dev->current_state, 0);
pci_enable_wake (dev, PCI_D3cold, 0);
retval = pci_enable_wake (dev, dev->current_state, 0);
if (retval) {
dev_err(hcd->self.controller,
"can't enable_wake to %d, %d!\n",
dev->current_state, retval);
return retval;
}
retval = pci_enable_wake (dev, PCI_D3cold, 0);
if (retval) {
dev_err(hcd->self.controller,
"can't enable_wake to %d, %d!\n",
PCI_D3cold, retval);
return retval;
}
} else {
/* Same basic cases: clean (powered/not), dirty */
dev_dbg(hcd->self.controller, "PCI legacy resume\n");
@@ -376,7 +390,7 @@ int usb_hcd_pci_resume (struct pci_dev *dev)
usb_hc_died (hcd);
}
pci_enable_device(dev);
retval = pci_enable_device(dev);
return retval;
}
EXPORT_SYMBOL (usb_hcd_pci_resume);