diff options
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index af0cc3456dc1..0d142031ebfb 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1912,6 +1912,13 @@ int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable) { int ret = 0; + /* + * Bridges can only signal wakeup on behalf of subordinate devices, + * but that is set up elsewhere, so skip them. + */ + if (pci_has_subordinate(dev)) + return 0; + /* Don't do the same thing twice in a row for one device. */ if (!!enable == !!dev->wakeup_prepared) return 0; |