diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
| commit | 6de9c70882ecdee63a652d493bf2353963bd4c22 (patch) | |
| tree | 9d219e705492331c97f5f7dccce3b0b1a29251bf /drivers/pci/pci.c | |
| parent | d406d21d90dce2e66c7eb4a44605aac947fe55fb (diff) | |
| parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) | |
| download | kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.tar.gz kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.tar.xz kernel-crypto-6de9c70882ecdee63a652d493bf2353963bd4c22.zip | |
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index e9c356236d2..0a3d856833f 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -572,6 +572,10 @@ int pci_set_power_state(struct pci_dev *dev, pci_power_t state) if (!ret) pci_update_current_state(dev); } + /* This device is quirked not to be put into D3, so + don't put it in D3 */ + if (state == PCI_D3hot && (dev->dev_flags & PCI_DEV_FLAGS_NO_D3)) + return 0; error = pci_raw_set_power_state(dev, state); @@ -1123,6 +1127,12 @@ int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable) } /** + * pci_target_state - find an appropriate low power state for a given PCI dev + * @dev: PCI device + * + * Use underlying platform code to find a supported low power state for @dev. + * If the platform can't manage @dev, return the deepest state from which it + * can generate wake events, based on any available PME info. */ pci_power_t pci_target_state(struct pci_dev *dev) { |