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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-17 10:40:51 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-17 10:40:51 -0800 |
| commit | a36bfddd65b58dd8c8364dba919c04922e04f2f5 (patch) | |
| tree | 6adfdaa4747377806d8e13256856de0699ba6cbe /drivers/pci/pci.c | |
| parent | Linux 3.2-rc6 (diff) | |
| parent | PCI: Set device power state to PCI_D0 for device without native PM support (diff) | |
| download | wireguard-linux-a36bfddd65b58dd8c8364dba919c04922e04f2f5.tar.xz wireguard-linux-a36bfddd65b58dd8c8364dba919c04922e04f2f5.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci:
PCI: Set device power state to PCI_D0 for device without native PM support
PCI hotplug: Always allow acpiphp to handle non-PCIe bridges
PCI: fix ats compile failure
PCI: defer enablement of SRIOV BARS
Diffstat (limited to 'drivers/pci/pci.c')
| -rw-r--r-- | drivers/pci/pci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 6f45a73c6e9f..faccb8937706 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -664,6 +664,9 @@ static int pci_platform_power_transition(struct pci_dev *dev, pci_power_t state) error = platform_pci_set_power_state(dev, state); if (!error) pci_update_current_state(dev, state); + /* Fall back to PCI_D0 if native PM is not supported */ + if (!dev->pm_cap) + dev->current_state = PCI_D0; } else { error = -ENODEV; /* Fall back to PCI_D0 if native PM is not supported */ @@ -1126,7 +1129,7 @@ static int __pci_enable_device_flags(struct pci_dev *dev, if (atomic_add_return(1, &dev->enable_cnt) > 1) return 0; /* already enabled */ - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) + for (i = 0; i < PCI_ROM_RESOURCE; i++) if (dev->resource[i].flags & flags) bars |= (1 << i); |