]> err.no Git - linux-2.6/commitdiff
PCI Hotplug: pciehp: Request control over PCI Express Capability as well as Native...
authorKristen Carlson Accardi <kristen.c.accardi@intel.com>
Thu, 9 Aug 2007 23:09:32 +0000 (16:09 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 12 Oct 2007 22:03:14 +0000 (15:03 -0700)
According to the PCI firmware spec (3.0), the OS must claim control
over the PCI Express Capability bits in addition to the PCI Express
Native Hot Plug feature when executing _OSC.

Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/pci/hotplug/pciehp_hpc.c

index 016eea94a8a5729d1cf6e5908a2c6a205d4b6149..dbd04660babb5e6d1aa452ee0be4a61c2a4c8747 100644 (file)
@@ -1138,6 +1138,7 @@ int pciehp_acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev)
                dbg("Trying to get hotplug control for %s \n",
                        (char *)string.pointer);
                status = pci_osc_control_set(handle,
+                               OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL |
                                OSC_PCI_EXPRESS_NATIVE_HP_CONTROL);
                if (status == AE_NOT_FOUND)
                        status = acpi_run_oshp(handle);