diff options
| -rw-r--r-- | drivers/acpi/pci_root.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index f911a2f8cc3..d06078d660a 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -596,12 +596,18 @@ static int __devinit acpi_pci_root_add(struct acpi_device *device) dev_info(root->bus->bridge, "ACPI _OSC control (0x%02x) granted\n", flags); } else { - dev_dbg(root->bus->bridge, - "ACPI _OSC request failed (code %d)\n", status); - printk(KERN_INFO "Unable to assume _OSC PCIe control. " - "Disabling ASPM\n"); + dev_info(root->bus->bridge, + "ACPI _OSC request failed (%s), " + "returned control mask: 0x%02x\n", + acpi_format_exception(status), flags); + pr_info("ACPI _OSC control for PCIe not granted, " + "disabling ASPM\n"); pcie_no_aspm(); } + } else { + dev_info(root->bus->bridge, + "Unable to request _OSC control " + "(_OSC support mask: 0x%02x)\n", flags); } pci_acpi_add_bus_pm_notifier(device, root->bus); |