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| author | Takashi Iwai <tiwai@suse.de> | 2012-07-04 09:12:50 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-07-04 09:12:50 +0200 |
| commit | f68d891d85c8f9ab1af663ed3ceac18ad58dbabe (patch) | |
| tree | d92db7af512307ab5282eb62f3dd1741ac71d21f /drivers/pci/pci.c | |
| parent | 5780b627e24113323427c102175296ae43dfb9d7 (diff) | |
| parent | 3fd877d32cac31292628fb8f443543fc1989b49b (diff) | |
Merge branch 'topic/hda-beep' into topic/hda
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 447e83472c01..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); |