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authorKristen Carlson Accardi <kristen.c.accardi@intel.com>2007-08-10 01:09:32 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2007-10-13 00:03:14 +0200
commit57d90c027641169b0724f94d355704e28895bcd6 (patch)
tree77d0f1bab7fec9d9a5bce305f51b0ac5b7ccc7e9 /drivers/pci
parentPCI Hotplug: pciehp: Dont check bridge control on remove (diff)
downloadlinux-57d90c027641169b0724f94d355704e28895bcd6.tar.xz
linux-57d90c027641169b0724f94d355704e28895bcd6.zip
PCI Hotplug: pciehp: Request control over PCI Express Capability as well as Native hotplug
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>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/hotplug/pciehp_hpc.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 016eea94a8a5..dbd04660babb 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -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);