diff options
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 8f169002dc7e..77cb54a65cde 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1744,6 +1744,11 @@ int pci_prepare_to_sleep(struct pci_dev *dev) if (target_state == PCI_POWER_ERROR) return -EIO; + /* Some devices mustn't be in D3 during system sleep */ + if (target_state == PCI_D3hot && + (dev->dev_flags & PCI_DEV_FLAGS_NO_D3_DURING_SLEEP)) + return 0; + pci_enable_wake(dev, target_state, device_may_wakeup(&dev->dev)); error = pci_set_power_state(dev, target_state); @@ -2370,7 +2375,7 @@ void pci_enable_acs(struct pci_dev *dev) * number is always 0 (see the Implementation Note in section 2.2.8.1 of * the PCI Express Base Specification, Revision 2.1) */ -u8 pci_swizzle_interrupt_pin(struct pci_dev *dev, u8 pin) +u8 pci_swizzle_interrupt_pin(const struct pci_dev *dev, u8 pin) { int slot; |